query stringlengths 19 300 | pos list | neg list | task stringclasses 1
value | instruction dict |
|---|---|---|---|---|
- Why do old people smell bad/different? | [
"Less bathing. Many have difficulty getting into a non accessible tub or just fear slipping in the shower. I did an energy audit at an elderly housing facility once and like half of the showers/tubs were used for growing plants or storage meaning the occupants of those units literally never bathed. Building water ... | [
"> Why do we like the smell of our own farts... Whoah, buddy."
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the passage:",
"neg": "Represent the passage about Psychology:"
} |
Why is it so hard to legalize medical/recreational cannabis? | [
"It's hard to legalize medical cannabis because the evidence for medical cannabis is mediocre at best. Even if it did show promise, it definitely wouldn't be given out as dried for smoking purposes, the would isolate and purify the active ingredients and precisely dose them in either pills or a liquid. As for why i... | [
"Illegal: You can be arrested for selling or using marijuana. Decriminalization: You can get a fine for selling or using marijuana, but it's not going to show up on your criminal record. Legalization: Marijuana can be sold or used in a manner similar to tobacco or alcohol."
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the text:",
"neg": "Represent the text:"
} |
What is airplane de-icer made of and how does it work? | [
"It's mostly propylene glycol or ethylene glycol, the same stuff found in car antifreeze. It lowers the freezing temperature of water. Same concept as salting the roads to keep them from freezing over."
] | [
"Several ways: Desalination: turn water into steam. Salt and dirt doesn't become steam. Steam is clean. Turn steam back into water. Water is clean and not salty. Reverse osmosis: force water through a tiny screen. Dirt and germs are too big and stay behind. Distillation: pretty much the same as desalination except ... | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the sentence:",
"neg": "Represent the sentence:"
} |
Why are we publicly shaming Dr. Walter Palmer rather than the tour guides that lead him to kill this lion? | [
"Because the guides were Nigerian and publicly shaming them in the US would have very little effect. They are also being charged with serious crimes, whereas Dr. Palmer so far has not had to face the legal consequences of his crime."
] | [
"This happens at times. I went to the George W Bush museum in Dallas and there was a stuffed leopard on display. The plaque explained that accepting the leopard would be technically illegal under US law, but that it was accepted anyway to avoid an international incident. If you're trying to imply that Trump is the ... | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
What happens to the old pavement when a road gets repaved? | [
"The term you are looking for is asphalt recovery. Google has lots of very detailed information but in a nutshell yes there are machines and processes for recovering parts of asphalt roads. There are also asphalt and concrete recycling facilities."
] | [
"Asphalt is soft, and will deform over time, especially if there is lots of heavy traffic. Asphalt is also likely to \"bleed\" and get even softer if it's hot outside. Concrete, on the other hand, will not. So, why not use concrete everywhere? It's expensive, 3-4 times as expensive as asphalt. Also, it's more diffi... | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
The CEO-employee income gap argument. What exactly does the argument against high CEO compensation represent? | [
"The core of it is there is an extreme disparity between what the \"average\" person in a company earns, and how much an American CEO can make. It is not uncommon for it to be a 300-1 difference in favor of the CEO. That's A LOT. Now the controversy is - \"is that right or wrong\"? On one hand, the CEO is making de... | [
"For one thing, officers of the company are legally required to increase shareholder value. For another, shareholders can often vote out officers (like the Chief Executive Officer) But most significantly, ever since Bill Clinton, public company officers' pay is usually very small compared to their bonus and stock ... | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
In some film credits why is the actor as playing their character(as themselves)??! | [
"In the IMDB, you mean? That's because sometimes an actor may use more than one name, or it may have been spelled wrong/differently. So an entry will read, for example, John Actorname - Joe Character (as Johnny Q. Actorname)."
] | [
"> Chloë Grace Moretz ... Cammie (as Chloe Grace Moretz) First entry = her name as listed on IMDB. Second entry = her role Third entry = how she was credited in the movie. Notice how the first entry and third entry are different - the first has ë, not e. Sometimes the change is more drastic, depending on how that... | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit post:",
"neg": "Represent the Reddit post:"
} |
Why does medical school/law school cost so much while PhD programs usually grant stipends? | [
"With many PhD programs, the student is both learning the science and producing research. Professors are often paid both with salaries and with money from their outside funding (like from the NIH). To keep outside funding, professors have to produce research, and they can only do this if they have students or if th... | [
"Severely restrict Pell Grant's and lending for college. The primary reason that it's so expensive is because the general public has too easy access to those funds and colleges have done a great job of gate keeping the general public by saying \"you want to make more than $30k a year? Better get ready for $50k in s... | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit post:",
"neg": "Represent the Reddit post:"
} |
What's the deal with Dennis Rodman and North Korea? | [
"He thinks he's making a difference by trying to play the role of a benevolent basketball ambassador. I have no doubt that Kim Jong-Un would imprison or ban him from the country if he steps out of line."
] | [
"The US public has the attention span of a grapefruit. They've moved on to Bill \"the rapist\" Cosby, Kimye, the Sony hack and the price of gas."
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the document:",
"neg": "Represent the document about News and current events:"
} |
why don't window blinds have one pull string instead of two to prevent uneven blinds? | [
"There has to be a string on each side because trying to pull them up by the center would mean flopping to one side. To have them controlled by one string, you'd have to tie the side strings together. It'd be impossible to ensure they'd stay exactly the same length because the strings stretch a bit."
] | [
"Copper is very expensive, so the manufacturers are making the wires thinner and thinner, and everytime you bend the cord it weakens the wire until the point it breaks. If you bend a certain way you're still barely making contact. Whatever you do, do not wrap your cord around the brick, keep it as loose as possibl... | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit argument:",
"neg": "Represent the Reddit argument about Technology:"
} |
How do balloons half float? | [
"Obviously there is a midpoint between rising and falling. What you see is the midpoint. Maybe it is on a string which is resting on something. The balloon rises picking up the string until the weight of the string is too much and it rises no more."
] | [
"Like you're 5; You have two balloons: One is filled to be bigger but is filled with air. One is smaller but filled with water instead. Which one is going to have more impact when thrown? Some people work out to make their muscles bigger, some work out to make them more dense."
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit post:",
"neg": "Represent the Reddit post:"
} |
How does Shutterfly make profit when it gives away so many discounts and free things? | [
"Hi, I'm going to offer you this pen! It's originally $100 but I'll give you a 90% discount. It's yours for the low, low price of $10!"
] | [
"You mean you get a discount if you buy through Alexa? That is no different than a lot of coupons. Stores give discounts if you use their store branded credit card. They give membership discounts. Buy this, get a discount on that. Online only discounts. How would a buy via Alexa discount be any different?"
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit comment:",
"neg": "Represent the Reddit comment:"
} |
what is Coulomb's force? | [
"Yer not alone in askin', and kind strangers have explained: 1. [ELI5: Coulomb's Law ](_URL_1_) ^(_7 comments_) 1. [ElI5 Coulombs law ](_URL_2_) ^(_1 comment_) 1. [ELI5: Coulomb’s Law](_URL_3_) ^(_2 comments_) 1. [ELI5: Explain Coulombs law ](_URL_0_) ^(_4 comments_)"
] | [
"proton charge = +1 Electron charge= -1 +8+-9=-1 Mass is irrelevant in this context."
] | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence about Physics:"
} |
Why are motorbike gears arranged the way they are? | [
"It's a safety feature. It makes it so the rider doesn't have to worry about finding first gear. If you had to shift up into first gear, you may forget which gear you are in and accidentally shift all the way down into neutral, causing you to fall in a tight corner."
] | [
"I buy a car that has 4 wheels, two in the front and two in the rear. Now, when my car is front wheel drive, FWD, the engine is driving only the front wheels. When my car is rear wheel drive, RWD, engine is driving rear wheels only. Now when you have four wheel drive, 4WD, the force is given to both front- and rear... | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the answer:",
"neg": "Represent the answer:"
} |
why are ER vets so much more expensive than your regular vet? | [
"For the same reason a 15 minute ambulance ride can cost $1000. You aren't paying for the service as much as your are paying a bunch of highly trained people with expensive equipment to sit around and do nothing until you need them."
] | [
"Your doctor is having a go at you. Allergy tests cost betwen $60-$1000, depending on whether bloodwork is required. Fire him and go to a different medical center."
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why is it common for women to get a UTI after sex if they don't pee after, even though their vagina and urethra are separate? | [
"They are separate but close enough together that fluids can get in there and the motion can irritate the urethra. Also the urethra some women have is very short making them more prone to infection; peeing helps get stuff out. Edit: I don't word well."
] | [
"It's a small bit of fluid and mucus from two different glands that are activated when a man gets aroused, it acts as a way to lubricate and change the acidity of the vagina to ensure that sperm survives for fertilization. Men have no control over it, and it leaves the urethra during both masturbation and intercour... | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit paragraph:",
"neg": "Represent the Reddit paragraph:"
} |
Why can't we just "seal" active volcano craters to stop them? | [
"Volcanoes don't burn because they are on fire, they burn because they are hot. 'Sealing' an active volcano would go down about as well as putting a lid on a saucepan of water without taking it off the heat."
] | [
"Yellowstone is GOING to erupt. It's a when, not an if. The danger of yellowstone is that it'll produce a MASSIVE cloud of volcanic dust that'll cause a LOT of problems. Planes can't fly, roofs collapse, people can't go outside, plants die, etc etc. What'll happen is for the volcanologists to determine, it's doesn'... | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why a girl's period synchronises with other girls when they hang out. | [
"They don't. It's been proven to not be true. Women's cycles are varied from girl to girl (some have longer or shorter periods and times between their periods). It's inevitable in such a short cycle that they'll synch up from time to time and the combination of that chance and confirmation bias led to this myth."
] | [
"It's about pair bonding. If you fall asleep next to your partner you are likely to wake up next to them. It's to promote bonding."
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence:"
} |
how did they resuscitate people before CPR? | [
"Basically, CPR is just a standardized form of a procedure that has been done for a long time - in 1740 the Paris Academy of scientists officially recommended mouth to mouth resuscitation for drowning victims. People knew that giving breaths would save people, but when they discovered that chest compressions could ... | [
"Doctors? Probably former surgeons that have lost their medical license but still know what's up. Source: i stayed at a holiday inn."
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the comment:",
"neg": "Represent the comment:"
} |
How/Why Does Bacteria Make Us Sick | [
"Some bacteria eat things our bodies need to survive, and some bacteria produce poisons, even if they're eating stuff we don't need. If the wrong bacteria are in the water, it doesn't matter where it came from. A glacial lake is less likely to have shit in it compared to some random river, but I'd boil or otherwise... | [
"Being Black Does Actually Have (Relatively Minor) Health Consequences, It's Just That They're Obviated By Modern Life. There's An Energy Cost To Have Extra Melanin, Even A Small One, So If You Don't Need It It Won't Be Selected For. Melanin Reduces Vitamin-D Uptake From The Sun If Sunlight Is Lower Than You're Ada... | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why was Obama so adamant about fast tracking TPP trade bill? | [
"Obama believes that the TPP is in our long-term strategic interest to ensure strong ties with SE Asia while undercutting China (who are excluded from the deal), and that it is not realistic to negotiate such a large and complex deal without fast-track authority. Basically, no one doubts that if the discussion is a... | [
"They could. The thing is, campaign promises are unenforceable. Obama promised to end the Afghanistan war, close Gitmo, protect whistleblowers and have a transparent administration."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
How are icicles formed? | [
"The air is cold but the roofs are just warm enough to melt the snow. Water drips down and part of it freezes along the way and you get an icicle"
] | [
"What are you using it for? Where are you located?"
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the passage:",
"neg": "Represent the passage:"
} |
Where do all the massive amounts of bones and skulls come from in major catacombs such as the ones in France and why did people use these catacombs instead of conventional graves? | [
"They didnt get put in the catacombs right at death. They'd get buried first, but graveyard space was limited and when people were buried, it wasn't for forever. After a few years, those people were dug up and their bones were put into the catacombs for long term storage. So when you see the massive numbers of skul... | [
"Six feet is deep enough to make it too hard for animals to dig up graves, but not so deep that decaying bodies contaminate the water supply. In places where the water table is very high, like New Orleans, Louisiana, underground graves are not practical, so they build above-ground mausoleums to store the dead."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit answer:",
"neg": "Represent the Reddit answer:"
} |
Why do I never like a song the first time I hear it it, but do after several listens | [
"It's called the \"Mere Exposure Effect\" Its when repeated exposure to a stimulus, regardless of its effect on you (sight sound ect) makes you more likely to tolorate, then like the stimulus. This actually works for music, movie genres, tv and just about anything. It's all derived from an evolutionary basis where ... | [
"Great songwriting? Check. Great arrangements? Check. Great instrumental performances? Check? Great production? Check. Almost obsessive attention to detail? Check. In one thought - I've listened to this album hundreds of times, and I still continue to find new subtleties and nuances that get me excited every time ... | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit text:",
"neg": "Represent the Reddit text:"
} |
Why does Java want to make changes to my computer so often? And what are those changes? | [
"Java, like Flash, has the extremely difficult task of \"run arbitrary un-trusted commands off of the Internet but don't let it do anything bad\" for some nebulous definition of bad. Every time they find something bad that can be done by Java running in your browser, they have to fix it so that it can't do that any... | [
"When you run a program more goes into that program than the program itself. These are called libraries and contain common code that do various things on your system. In fact when you look at a loading screen you an see some of these being \"advertised\" to you, such as a graphics library. When the program installs... | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the paragraph:",
"neg": "Represent the paragraph about Technology:"
} |
why is there so much opposition to ride sharing services i.e. Uber and Lyft ? | [
"Taxis have been under an immense amount of regulation. There were restrictions on how much they could charge, restrictions on how many taxis are allowed, and so on. Taxi medallions in New York (essentially a piece of paper giving you the right to operate a taxi) were going for over a million dollars. Uber and Lyft... | [
"Different business model. Cabs are regulated by the city. They need to pay licence fees and stuff. When uber is pretty much much more organized rideshare that you might find on craigslst. Its like your friend giving you lift and you pitch in for gas money. Uber can charge less because it doesnt pay licence fees to... | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit passage:",
"neg": "Represent the Reddit passage:"
} |
Okay, so most of our bodies are covered in fine hairs. But why have the tops of our heads, armpits, and genital regions evolved to have more hair? | [
"Armpits and groin hair catch pheromones. We have an unconscious attraction to the scent of the opposite sex. Top of the head is probably just for display. Just like some birds have flashy feathers, we have hair. Considering how much attention a persons hair can get...a good question would be which set of hair i... | [
"They have more fur all over, so they need the patterning to blend into their surroundings or provide other benefits (such as siamese cats and other color-pointed animals - the theory is that the darkly colored extremities trap more heat and prevent frostbite in those areas, all of which are particularly susceptibl... | eli5_question_answer | {
"query": "Represent the Reddit title about Biology:",
"pos": "Represent the Reddit document about Biology:",
"neg": "Represent the Reddit document:"
} |
Why we have "Shower thoughts" | [
"You're in a box with nothing to look at and nothing to do, so your mind wanders. The only other time you have that is lying in bed, and people do have a lot of interesting thoughts when in bed, but you're usually sleepy. Also sometimes people have those kinds of thoughts while on the toilet, but people often keep ... | [
"IQTMPOA I've quietly taken my pants off again."
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why does cold water feel more hydrating than hot - or even room temperature water? | [
"I don't think it necessarily feels hydrating. It may feel refreshing to drink cold water, but it hydrates you just the same."
] | [
"For the same reason we prefer drinking cold water to warm water. It makes no difference, but we prefer the taste/feel of cold water in our mouths."
] | eli5_question_answer | {
"query": "Represent the Reddit title about Chemistry:",
"pos": "Represent the Reddit document about Chemistry:",
"neg": "Represent the Reddit document about Language and culture:"
} |
How do diet pills work? what are they made of? | [
"Diet pills typically contain 2 types of ingredients: stimulants and appetite suppressants. Caffeine is the most common stimulant, although they may contain others. Basically, they force your body to use more energy - ie, to burn more calories. Appetite suppressants block your hunger signals, so you're less incline... | [
"Its an amphetamine, It isn't necessarily healthy for you and it can become habit forming. Need a better explanation?"
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Why is it unadvisable to put hot food in the fridge? | [
"[Hot food can be placed in the refrigerator. Large amounts of food should be divided into small portions and put in shallow containers for quicker cooling in the refrigerator. Perishable foods should be put in a refrigerator that is 40 degrees or below within 2 hours of preparation. If you leave food out to cool a... | [
"It’s an evolutionary thing. We like cold water because it’s healthier. Warm water is the breeding ground for lots of dangerous bacteria. That’s why if you need warm water when cooking you heat it up in the microwave or in a kettle."
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the document:",
"neg": "Represent the document about Science:"
} |
When do I use whom instead of saying who? | [
"_URL_0_ _URL_7_ _URL_1_ _URL_4_ _URL_6_ _URL_5_ _URL_2_ _URL_3_"
] | [
"Who and whom are the same grammatically as he and him. Who went there? He went there. She gave it to whom? She gave it to him."
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why is it socially acceptable to make as much noise as possible while riding a motorcycle? | [
"It's not generally acceptable, if a bike is loud it's because the owner made it that way. Some m/c groups like to think its a safety device, but in reality it's because they think it sounds cool."
] | [
"The same could be said about anyone who indulges in extreme sports, drives too fast, rides a motorcycle... the list goes on. Try to stop being so judgmental."
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit text:",
"neg": "Represent the Reddit text:"
} |
[Physics] How do we know the speed of light is constant? | [
"The speed of light is the speed light travels in a vacuum. So changing the medium doesn't invalidate the constant."
] | [
"Photons of light are mass less particles, and according to our current theories anything without mass must always be travelling at the speed of light. The basis of special relativity is that light always moves at the speed of light relative to any observer"
] | eli5_question_answer | {
"query": "Represent the Reddit query about Physics:",
"pos": "Represent the Reddit document about Physics:",
"neg": "Represent the Reddit document about Physics:"
} |
Why does severe animal cruelty get off with very light punishment ? | [
"Because animals don't have the same rights as people; they're property."
] | [
"They often do get caught, and it almost for certain becomes a news sensation. The reason they get off so easily you might ask is because they have good lawyers who can vie for very miniscule or almost nonexistent sentences."
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
How did the Last Supper become the subject of so much obession and analysis despite there being hundreds of other paintings about Christianity | [
"Da Vinci's painting is beautiful, almost unearthly beautiful. He also captured the human emotions of the Apostles right at the moment Christ revealed that one of them would betray him. The chaos, the range of reactions, and Christ's own acceptance and serenity. It depicts one of the most important moments in Chris... | [
"The OT is a mix of many authors' works, edited together at different stages through history. The main focus of the texts is to define the relationship between man and God, divine laws, and the application of those laws in everyday life. Much of it involves accounts of human misdeeds, God's punishment, man's submis... | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the argument:",
"neg": "Represent the argument:"
} |
Can you please explain the whole "horse meat in meat" debacle? I've had horse meat and it was yummy. | [
"To me, as a restaurant owner, the biggest issue is what else could have gone wrong. It's one thing for it to be horse. It's another thing if my supplier tells me it's inspected and regulated meat, and somehow, it was Z grade pet food, or chicken mixed in with my burgers cooked medium rare. If my supplier can't tr... | [
"I'm human, and eat raw meat without any problems. Usually in the form of sushi, but I've tried others, and most are delicious."
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the paragraph:",
"neg": "Represent the paragraph:"
} |
Why do birds bob their heads? | [
"It has to do with how they focus on where they're walking. They see something, their head moves towards it, and then their body catches up."
] | [
"Here are a few ways to tell the two apart: 1. When butterflies land on something, their wings will be up vertically; moth wings will be flat horizontally 2. Butterflies are usually active during the day, while moths are more active at night There are some exceptions to this rule, but for the most part it works"
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why are girls' pants pockets so small? | [
"Because they are made to show off their curves. Not a bunch of bulges. That was the same reason they got purses."
] | [
"When kids barf it doesn't get on their clothes, and it looks more professional than scrubs. Big handy pockets are also great for women doctors because women's clothes don't have pockets."
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the argument:",
"neg": "Represent the argument:"
} |
What exactly is Google speech parser Parsey McParseface? | [
"Parsey McParseface works by analyzing not just a paragraphs, sentences and words, but how they all relate to one another by segmenting the same sentence and paragraph into multiple ways in order to see how and why the words combine like they do to better understand the intent of the sentence. In a nutshell it all... | [
"Can you better explain what you are asking about? My google searching doesn't exactly explain what \"The Three Liars Paradox\" is."
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence:"
} |
Why do diseases/afflictions and the extent of their effects vary greatly from region to region | [
"Their immune systems aren't adapted to both the environment, and are overall weaker. It's a common trait within western countries with improved sanitation and healthcare. All throughout their lives, their bodies have not been exposed to the same pathogens a native of the region would. It's also why allergies, immu... | [
"Sorry but your question is simply too broad to answer because the human body can suffer all sorts of different types of injury - physical cuts, disease, bruising, sunburn, broken bones, infection... - and what it does to heal in each case can be pretty different. Maybe narrow down your question?"
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Pre WW2 why were the Japanese and Chinese such hated adversaries? | [
"How far pre-WWII are you talking? From the Meiji Restoration (1868) onward Japan was on a major upswing in power while China was on a major downswing and this occurred in a time period where colonialism was all the rage. Japan saw a chance to replace China as the center Asia and went really hard in that direction.... | [
"Both were highly nationalist/militaristic societies that were worried about the Communist USSR. They had similar racist ideals, both dreamed of making Empires so they could make up for their lack of resources like oil, iron, and agricultural land. However, above anything else, they didn't trust democratic nations... | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the passage:",
"neg": "Represent the passage:"
} |
Why do people receive sexual gratification from non-sexual fetishes (e.g. crush videos) | [
"The human psyche is a complex network of connections. As with all humans we are all stimulated by different things. While something like this is not considered 'normal' it is simply a fact of how some folks are wired. Long story short; Humans have many different triggers for many different things. It is simply ho... | [
"Common theory is that the heat/pain sensations give us a rush of endorphins (happy chemicals), similar to the act of spanking, scratching, pinching and biting in sex. Basically, enjoying spicy food is a form of masochism."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Why are stray dogs often found in far worse condition than stray cats? | [
"Cats can get anywhere. They can climb walls into bins, catch mice and have claws to protect themselves. Tgey also have had very little selective breeding so are still like their wild ancestors. Dogs on the other hand have had their instincts bread out of them. They rely on people and are restricted by walls and fe... | [
"They hold the opinion that domestication is itself unethical. Since you can't 'un-domesticate' a dog or cat, they consider destroying the animal the most humane thing to do. This is why PETA shelters have 80%+ kill rates, which are significantly higher than other animal shelters. If you find a stray dog or cat, a... | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit paragraph:",
"neg": "Represent the Reddit paragraph:"
} |
What went wrong during OJ Simpson's murder trial? Why wasn't he convicted? | [
"Everyone remembers \"if it doesn't fit, you must acquit\" but few remember the whole summation of the evidence by the defense. Johnny described 20 facts which he told the jury could not be true if the prosecution's version of what happened was also true. He claimed to have found at least 50 but did not have the ti... | [
"OJ Simpson literally wrote a book about it. The victims' families won the profits in a lawsuit."
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the argument:",
"neg": "Represent the argument:"
} |
Why does the media never (or very rarely) report suicides? | [
"Suicides are kept out of media because it has been shown that suicide rates tend to spike after highly publicized suicides. This is called the [Werther effect.](_URL_0_)"
] | [
"Its an amazing example of media fear mongering. When theres no news, you create news. Whats a better way to get viewers than a special horrible thing everyone will have to hear about to be safe. Bonus points because you can attribute your coverage to it not happening anymore (even though it didnt happen in the fir... | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit answer:",
"neg": "Represent the Reddit answer:"
} |
Why are some smells universally accepted as good smelling, and some universally accepted as bad smelling? | [
"Ah, so there's two theories to this: There are certain smells that are nearly universally considered bad, and they're usually associated with the really, really bad: poop, rotting/decaying things, spoiled food, etc. Some people speculate that certain smells are just hardwired into our brain as \"DANGER, AVOID NOW\... | [
"Because we are prone to food poisoning, and need to identify when food is not fresh enough to eat or contaminated with faeces. Dogs do think there are bad smells, they just aren't the same as what you perceive to be a bad smell. Try offering a dog some fresh orange peel."
] | eli5_question_answer | {
"query": "Represent the Reddit question about Science:",
"pos": "Represent the Reddit document about Science:",
"neg": "Represent the Reddit document:"
} |
Why is "the floor is lava" so omnipresent amongst children? | [
"all kids play. all kids have floors. Running around on the floor gets boring after a while so you need to get more creative. Then you have to come up with rules and motivation. There is something called multiple discovery theory that basically says that the same thing can be invented by many without any connection... | [
"Creating content other people enjoy? Why are movies a thing? What do the creators get out of it? Why is youtube a thing? What do the creators get out it? Why (was) vine a thing? That's probably the more direct western analogue."
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
How come you can be falling asleep watching TV, then wide awake when you go to bed five minutes later? | [
"The brain is like a group of people talking to each other. When you're watching TV, the part of your brain that watches TV says \"Shut up guys, I'm watching TV,\" so you can focus without thinking about cake or math. As a result, the others sit silent, grow bored, and fall asleep, until only the TV watcher part of... | [
"Depends. What kind of waking up are you talking about? The one where you have no chance to go to sleep again (insomnia style) or more like waking up, realizing it’s still bed time, rolling to the side and going back to sleep?"
] | eli5_question_answer | {
"query": "Represent the title about Sleep and boredom:",
"pos": "Represent the post about Sleep and boredom:",
"neg": "Represent the post about Biology:"
} |
Why we cant tell the subconscious mind what to do? | [
"You're brain does a whole lot of things, too many for you to think about. If you had to think about breathing, sometimes you might forget and die. The subconscious is a little more complicated because it involves feelings as well, not just how to make your stomach digest food. Emotions are very complicated and oft... | [
"Someone told them what the answer is supposed to be."
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the document:",
"neg": "Represent the document about Technology:"
} |
If Japanese people refer to others by their last names what do they do if they're talking to siblings at the same time? | [
"I'm pretty sure the question is how a japanese person would refer to *other people who are siblings*, not how siblings would refer to each other."
] | [
"-chan is for when you call someone cute, or younger people. -kun is for friends, your buddies. -san is for adults and general people you want to adress politely It's only used when addressing someone directly, not for yourself. It's basically just a way of indicating your relation to the person."
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence:"
} |
Given that it has the highest life expectancy of any country and is relatively prosperous, why does Japan have such a ridiculously high suicide rate? | [
"Stress. They work like a million hour weeks. Working men rarely see their families and those who don't put in the hard hours are looked down upon. Falling asleep at your job in Japan is actually something that employers like to see as in Japan it's seen as showing that the employee is overworked. In fact, people i... | [
"Our incidence of heart disease is quite a bit higher than many other developed countries, undoubtedly due in large part to our diet and increasingly sedentary lifestyle. Being the #1 killer of people, that has to play a part."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Why do some places of business lock one side of their double doors? | [
"The doors they use have two locks, one with a key and the other a much cheaper frame lock with pins at the top and bottom. You can't open the second kind without opening the first door with the key. But people in retail are lazy. They don't open the second lock even though it is required by the fire code. Also the... | [
"Because there is a back door as well. Many elevators that go to a loading dock have two sets of doors, so you need two sets of buttons."
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
why I get tired of eating same foods but not tired of same drinks? | [
"People on liquid diets eventually get tired of the same drink, so this question is flawed. But if you're not on a liquid diet, mostly likely you're not drinking a drink often enough or in large enough quantities to get tired of it."
] | [
"Because you and I have a genetic difference than other people that makes it taste so awful. Been trying to like it for years, no such luck."
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the answer:",
"neg": "Represent the answer:"
} |
Why can't normal transition lenses change their shade when inside a car? | [
"I've been told before that it's because car windows tend to block UV light which is what makes the lenses darken"
] | [
"It appears blue because it is specifically tinted blue to keep the sun out of your eyes without significantly impacting visibility."
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the post:",
"neg": "Represent the post:"
} |
What is better for a desktop PC, to leave it on at all times, to leave it in sleep mode when its not being used, or to shut it down completely between use, and why? | [
"This is assuming that your PC is properly maintained and cooled. Leaving it on at all times will wear out some parts faster, but in most PC's it's not fast enough to really matter. You'll probably end up upgrading parts or buying a new PC before it really matters. Some people leave their computers on all the time ... | [
"These devices are always \"waiting\" for the cue to turn on and be used, so they never really \"power off\" completely. Your laptop is waiting for the lid to open or the power button to get pressed, and your headphones are just waiting for a signal, so a tiny bit of power is getting used 100% of the time (unless t... | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document about Technology:"
} |
In simple math equations like 6÷3+2×7, different orders of operations produce different results, why is one more "right" than another? | [
"Imagine I have four blocks. I add six, and then I take half away. I now have five blocks. Now imagine I have four blocks. I take half away, and then I add six. I now have eight blocks. Same numbers, different order of operations, different results. What this tells us is that the order of operations is arbitrary... | [
"Start with the division problem, and define y as the answer: 0/0 = y Turn that into a multiplication problem, as in algebra: 0 = y times 0 So, it boils down to the question, \"What number, when multiplied by 0, gives a product of 0?\" The answer, of course, is ANY number! The possibilities are infinite, and there'... | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence about Mathematics:"
} |
Why can the developers and programmers of the world's best chess supercomputers such as Deep Blue not be chess masters as well? | [
"They dont encode much actually related to chess from what I understand. They code a learning mechanism and have it play games and lose until it learns the best possible outcomes of any pieces positioning on the board."
] | [
"Computers are better at some tasks than others. Pattern recognition is something human brains are extremely good at ans that we as of yet can't really make computers do nearly as well."
] | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit post:",
"neg": "Represent the Reddit post about Technology:"
} |
why people like and dislike each Republican nominee. | [
"American politics and perhaps politics in general isn't about who you like the most...its about who you dislike the least."
] | [
"because they are angling themselves to be picked as vice president or a cabinet position from the eventual winner."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit passage:",
"neg": "Represent the Reddit passage:"
} |
Why do we say "persons" when talking legally/financially but "people" everywhere else? | [
"You use persons when you want to emphasize that each individual has certain rights and responsibilities. People is used as reference to the whole group with less emphasis on the individuals that make up the group."
] | [
"Male nouns are often used in gender neutral contexts, which can make them lose their gender specific meaning. If I say \"I'll get my men right on it\" or \"Ask the guys if they want to grab a movie\", \"men\" and \"guys\" can both refer to mixed groups of males and females, while \"women\" and \"girls\" never woul... | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the post:",
"neg": "Represent the post:"
} |
Is the lack of a mirror reflex (yawning) really an indication of being a sociopath? | [
"I think most people don't have the yawning mirror reflex consistently. It only happens sometimes. And even if it did, that's not how a sociopath is defined. That all being said, girlfriend is always right."
] | [
"It implies that your normal expression is slack-jawed with your mouth hanging open, which tends to be associated with low intelligence. Further, breathing primarily through the mouth is a common symptom of Down's Syndrome, and likely other mental and/or developmental disorders."
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit comment:",
"neg": "Represent the Reddit comment:"
} |
Why does putting cold water in a hot glass make it shatter? | [
"Those two things aren't really similar. Glass has two very important properties that cause this particular phenomenon: it is a poor heat conductor and it is very brittle. When cold water goes into a hot glass, it cools the inside of the glass which makes it shrink. Since glass is such a poor conductor, the inside ... | [
"The surface of the ice is rough until it starts to melt enough. This provides nucleation sites where the bubbles can grow more easily. It's the same principle as the mentos in diet coke thing. If you rinse the ice with water first, it won't foam up as much. Try also pouring into a dry glass vs one that you've just... | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the document:",
"neg": "Represent the document about Food and Beverage:"
} |
-Why do medical professionals wear their scrubs outside of work? | [
"They are work clothes. I'm sure they probably have different ones they wear when they need to be in a sterile environment. Do you wait until you get to work to put on your work clothes?"
] | [
"They know how diseases/viruses/bacteria get transmitted and take many precautions against them. For instance, they constantly wash their hands/wear protective clothing."
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the comment:",
"neg": "Represent the comment:"
} |
How can I be sitting in a chair and have full bars on my phone and 3G service then the next minute have only 1 or 2 bars without me moving? | [
"it's not only on 3G but can also be found on 2G (GSM) due to multipath fading ,which is simply saying that your phone receives signal from many path that have bounced from many objects like windows, cars, walls. If the object that the signal bounce from moves (cars and tree leaves are good examples), this may affe... | [
"Strong signal means you are close to the cell tower - so there's one/some in the subway. Slow data means either lots of people are all trying to use the data at once or the cell tower(s) have a slow connection to the providers Internet. It's likely that lots of people are using the data as most smart phones keep ... | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Why does maintenance medication expire? I.e. why can't a doctor prescribe a lifetime supply of insulin to a Diabetic? | [
"Are you talking about the prescription or the chemical? The chemical expires because natural processes break it down, and you need to use fresh supplies. The prescription has a fixed time period because conditions change and the right medication today might not be the right choice in the future. So, patients have ... | [
"Because diabetics inject insulin into different parts of their bodies than say, a heroine addict would. Insulin is usually injected directly into fatty tissue. Not to mention that not all diabetics inject insulin. There are different kinds of diabetes and with the advancement of medicine, needing insulin injectio... | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the comment:",
"neg": "Represent the comment:"
} |
Exactly how much power does the president have when they control all three branches? | [
"The President doesn't control anything except the executive branch and even then, he or she is obeyed as long as the orders given are legal. The president may attempt to persuade the legislative branch and, if they're from the same party or share the same ideals, they might agree to cooperate. Nobody tells s... | [
"How would the president conduct a hostile takeover without the military? Also a takeover of what?"
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the sentence:",
"neg": "Represent the sentence:"
} |
What is 'cultural appropriation'? Haven't cultures been influenced by one another for-ever? | [
"Cultural appropriation is not just being influenced by another culture - it's taking an aspect of another culture and recontextualizing it, and usually when people talk about it, it's being done in a way that the culture being taken from would find disrespectful. It's not just wearing the symbol of some other cul... | [
"Jews have been ripped on & blamed for virtually everything for thousands of years, why stop now?"
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the answer:",
"neg": "Represent the answer:"
} |
What is actually happening inside your body that causes common cold/flu symptoms? | [
"I don't know all of it but things like runny nose, sneezing, coughing, and other such things are your immune system reacting to the bateria or virus and trying to get it out of your body. That's why common allergy symptoms are similar to cold symptoms, it's your body reacting in the same way but in the case of all... | [
"Inflammation from your immune response. It helps fight the infection but makes you feel pretty awful."
] | eli5_question_answer | {
"query": "Represent the post about Medical:",
"pos": "Represent the post about Medical:",
"neg": "Represent the post:"
} |
Why does the president need a daily intelligence briefing unless something big is happening? | [
"Because something happens *every single day*. It's a big world with lots of moving pieces. Imagine that your best friend's house was burned down by someone. \"Wow, that came out of nowhere!\" But then you learn that one day, they had an argument with someone. A few days later, they got into a physical fight. A few... | [
"If the president didn't know about them, how would we know about them? How would we know if any even exist if they are of that level of secrecy?"
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the text:",
"neg": "Represent the text about Politics:"
} |
Why do gifs, which appear to be just really low-resolution videos, take so much longer to load in my browser than normal, high-resolution videos? | [
"Because gif are fairly old and inefficient technology that hasn't improved, whereas video encoding has."
] | [
"I'm no expert, but here's my basic understanding of it: GIFs are basically a bunch of images lined up and played in order like a flip book. This can make really long GIFs massive in size, which would take ages to load since they have to save every single frame. GIFV on the other hand is more like an MP4, where it... | eli5_question_answer | {
"query": "Represent the Reddit title about Technology:",
"pos": "Represent the Reddit paragraph about Technology:",
"neg": "Represent the Reddit paragraph:"
} |
Why is it that the term "All Natural" isn't FDA regulated? | [
"It's not obvious what it *should* mean. So having the FDA regulate it wouldn't be fair to the people whose products don't meet the FDA definition."
] | [
"Because Alcohol isn't controlled by the FDA. It's controlled by the ATF. The FDA is who requires nutritional info on food items."
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Universal Basic Income. If every citizen over 18 receives $1,000 a month then what would stop the cost of living to rise and negate the income being received? | [
"Prices likely will rise in places that implement it. This will *partially* negate the increase in wealth some people experience. But prices don't automatically rise with income--they can be \"sticky\" and resistant to change. It's also important to remember the money supply isn't increasing; such programs are usua... | [
"Because most people want to do more than survive. It is the same reason someone making $50K a year doesn't work part time for $30K instead. People want steak instead of top ramen, and a car instead of a bus pass. Also, basic income is less about fairness and more about pragmatism. Proponents claim the benefits of... | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the comment:",
"neg": "Represent the comment:"
} |
If the bags attached to oxygen masks in airplanes aren’t supposed to inflate, what’s the purpose of having them? | [
"Oxygen is still flowing through them,its just not immediately obvious. Interestingly, that oxygen is created from chemical oxygen generators and not oxygen stored in tanks."
] | [
"It's the altitude. Most jets are not pressurized, and the higher up you go, the thinner the air gets. It's not a factor of speed, because even slow moving prop planes like a Lancaster bomber from WWII required the use of oxygen masks. Passenger plane pilots don't require oxygen masks because the cabins are pressur... | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
How does the economy work in a socialist democratic state like Norway, Sweden, Finland? | [
"It works just like anywhere else, just with higher taxes and more goverment intervention. Socialism is still capitalistic, you may be thinking of communism instead, which is something entirely different."
] | [
"I sincerely doubt there's much difference in personal liberties between America and Western Europe."
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence:"
} |
How do food companies work out the calories found on the packages of their products? | [
"Basically, they burn the food, and see by how much the burning food heats up some water. They then use a formula to calculate the energy given off."
] | [
"In the United States, if a product has under 10 calories, under USDA rules companies are allowed to advertise as calorie free."
] | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence:"
} |
Why don't cell phones have caller ID like land lines? | [
"Caller ID information is sent as an additional signal along with the ring. The phone number to name translation is done by the phone company at a local exchange, it's not sent all the way from the caller. The database they use usually only contains local-ish data and general geographic mappings of area codes. This... | [
"Sounds like some form of caller ID. Perhaps even if you don't pay for such a service, the company pays for a version of it where their name will show up instead of their number, for advertising purposes. Out of curiosity, which company's name came up?"
] | eli5_question_answer | {
"query": "Represent the Reddit query about Telecommunications:",
"pos": "Represent the Reddit post about Telecommunications:",
"neg": "Represent the Reddit post:"
} |
Construction workers of Reddit, what is that tripod thing I see you guys using every other day for hours on end on roads and construction sites? | [
"There are many tools that have been used historically. The people using them are called surveyors. There's one called a level that can be used to find the elevation of terrain. There's a theodolite that is used to measure vertical and horizontal angles between sighted points. But mainly today they use advanced mac... | [
"Construction worker here. Sometimes there is nothing that needs doing, especially if you're a laborer. Sometimes the task is a one man task and the other workers are not needed. Sometimes the people standing around are foremen. Sometimes something arrives on site that halts business, like a crane lifting huge pane... | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the answer:",
"neg": "Represent the answer:"
} |
What is the benefit of reddit downvotes? | [
"I think it's to help ban offensive material. Something racist, for instance, might get upvoted by the few racists in a thread, but the downvotes are there to send it to the bottom in case it's a very unpopular opinion."
] | [
"Often the person has zero knowledge of reddit. Explaining Acronyms, guiding them in how replies work, upvoting, perhaps a meme here or there."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
How is property in outer space valued? If the earth colonized Mars what government/organisation would technically own it | [
"There's a [treaty] (_URL_0_) that forbids countries from claiming territory in outer space. That means that while theoretically a private company could simply go up there and claim it, but it wouldn't be recognised by any earthly government... they'd have to set up their own government"
] | [
"That other country, who would want the tax revenue from the mega-rich company. Just because you buy land from a government doesn't mean that they no longer have sovereignty over that land."
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
The Popularity of Star Wars | [
"As a reddit *elder person*, who, by definition could have teenaged grandkids, I, too, am utterly baffled how Star Wars survives 35 years after it was initially a special effects tour de force. In it's day, it held a special place, but come on, surely it's old, lame and mostly irrelevant by now."
] | [
"The Art of War in the Western World - Archer Jones"
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit comment:",
"neg": "Represent the Reddit comment about Education:"
} |
if dogs in general aren't capable of self recognition when looking in a mirror, but they bark at other dogs outside, why don't they bark at their own reflection? | [
"This might be what you're looking for: _URL_0_ \"While the mirror test has been extensively conducted on primates, it is of limited value when applied to animals who rely primarily on senses other than vision. In light of this, the mirror test has been adapted to function through other sensory modalities, such as ... | [
"Some animals can. F.i a common test of the self-perception of an animal is to place a spot on it when it is asleep and place it in front of a mirror. If the animal sees the reflection and tries to remove the spot that means it has self perception and objective thinking and is perfectly aware that the animal in the... | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit comment:",
"neg": "Represent the Reddit comment:"
} |
Why do people "feel" a storm or rain coming in, in an area where they have broken a bone or had surgery? Myself included. | [
"Barometric pressure effects all of our internal bits as well. When pressure changes some people get sinus pain due to the pressure change in their heads which can cause headaches. This works the same for joints that may already be inflamed due to arthritis. Scar tissue also behaves differently than regular tissue,... | [
"it's the other way around. If we have a fever our temperature rises to combat it because our anti-bodies work better at higher temperatures. When I was younger I once asked my dad a question of a similar nature. Why do thermals form under clouds. I just couldn't work it out. Flip it around. Why do clouds form abov... | eli5_question_answer | {
"query": "Represent the title about Health and Weather:",
"pos": "Represent the document about Health and Weather:",
"neg": "Represent the document:"
} |
Why aren't clear gun magazines more common in the military? | [
"The plastics in clear gun magazines have several problems, some that come to mind are as follows: The plastics have lower strenght than the stamped sheet metal. The plastic can degrade over time and have limited field service life The plastics are flammable and can burn And At elevated temperature conditions, the... | [
"It might not be necessary in certain countries, but with the number of firearms and violence in the U.S., it would be pure anarchy if our police forces did not have firearms. Don't bring a knife to a gun fight."
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Is it normal for members of the American government to sue the president? | [
"It's not exactly what I'd call common, but it's not impossible. You can basically sue anyone at any time for anything. This doesn't mean that the judge won't just throw your case out of court though. I'm fairly certain that's what's going to happen here. Nothing will be accomplished except for a waste of time for... | [
"How would the president conduct a hostile takeover without the military? Also a takeover of what?"
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the argument:",
"neg": "Represent the argument:"
} |
Why are boats almost always predominantly white? | [
"You mostly see this convention on small watercraft or large passenger craft. Military and cargo vessels vary widely in color. Several correct responses so far: less heat absorption which can damage the hull and discomfort the crew, more visible in bad weather or darkness to avoid collisions"
] | [
"Addition: why are black people's upper lips black while their lower lips are pink?"
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
How come most couples consist of two equally attractive people? | [
"inherently we look for the best genetic mate when picking a partner. the easiest way to determine this is by outward appearance. Because both male and females are trying to do this, you will find that this commonly results in everyone starting at the best, and working their way down until a partner accepts. at th... | [
"Could it be you are simply noticing overweight women more than overweight men?"
] | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit passage:",
"neg": "Represent the Reddit passage:"
} |
Why are our keyboards Qwerty? | [
"QWERTY keyboards were designed for typewriters, the design was made to avoid people from pressing two keys too quickly after one another to avoid the typewriter from getting jammed. QWERTY is what people got used to and now its what everyone uses. There's another type of keyboard that was designed to allow users t... | [
"Are all of your electronic made by Apple?"
] | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit post:",
"neg": "Represent the Reddit post:"
} |
If the sun is a big burning ball in space, how does it still constantly burn if fire needs oxygen to stay alive.. And theres no oxygen in space.. | [
"The sun isn't burning, it's fusing. Essentially, it's an incredibly massive ball of hydrogen plasma being crushed by its own gravity so much that the hydrogen at the core is fusing into helium. A helium atom is slightly less massive than two hydrogen atoms, so that extra mass gets converted into energy in the form... | [
"There would not be much fire: fire needs oxygen. So a manned spaceship could burn, but only where there's oxygen like a cabin or an oxygen tank. Most importantly, there would be NO SOUND. Sounds travels on air and there is no air in space. Also, it would be super dangerous to be near an explosion in space because... | eli5_question_answer | {
"query": "Represent the Reddit post about Physics:",
"pos": "Represent the Reddit document about Physics:",
"neg": "Represent the Reddit document:"
} |
How does this Tinnitus remedy work? | [
"Placebo effect? Tinnitus is ringing in the ears that is usually the result of permanent nerve damage."
] | [
"Can someone explain the difference between Dementia and Alzheimer's, please?"
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
If the IRS lost emails, wouldnt the recipients of those emails also have copies? | [
"It's a fool that looks for logic in the chambers of a government building."
] | [
"For security's sake or for maintaining public records (her work emails are official correspondence and thus public), she really should have been using her State Dept email. Because it was on her own server, the govt had no way to secure it from prying eyes or to make sure she hasn't deleted/hidden embarrassing ema... | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the answer:",
"neg": "Represent the answer:"
} |
Why do car's wheels seem to rotate in a different direction at higher speeds? | [
"It's called the wagon wheel effect. I can explain exactly what is happening, but it's likely you've only seen it under strobing lights and in movies. If you watch something rotate slowly and your frame rate is slow enough you will see the object rotate normally. But what happens if the object rotates so fast, that... | [
"Looking at the segment as 1:10 I'd say that the camera is mounted on an arm which is connected to the snowboarders helment. Which can rotate freely. Inertia keeps the camera in the same position while the snowboarder spins around. Kind of like how if you stir liquid in a glass it will keep going after you've stopp... | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why does it appear to be much less turbulent within an aircraft flying toward the eye of a hurricane than it does flying into a thunderstorm? | [
"Turbulence is caused by unstable wind currents. It's when the plane gets swatted around in different directions in rapid succession. If you look at [the air currents in a thunderstorm](_URL_0_) you have columns of air rapidly rising or falling. This will push the airplane up & down, causing turbulence. A hurricane... | [
"A low-pressure area is basically one where there's less air than the area around it. Air likes to equalize pressure. A vacuum cleaner works by creating a low-pressure area inside it, so that air rushes in via the hose. Similarly, a low-pressure area in the atmosphere will see wind rushing in towards it; a wind sto... | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
why nobody make ''organic tobacco'' with no added chemicals. | [
"> perhaps maybe the only added ingredient could be nicotine Nicotine isn't added. It's a naturally-occurring chemical in the tobacco plant, and is the entire reason that people started smoking tobacco in the first place. And most of the harmful chemicals aren't added. They're naturally produced by burning the toba... | [
"From what i can glean- 90% of it is just 'advertising'\\[i.e.=lying\\]. A look and a translation of the ingredients will give you nightmares- I have done the experiment. I either make my own, or buy the 'hippie approved' sort, with no 'junk' in it. If you have dentures, its another matter; the toothpaste must NOT ... | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
why do cars honk for no reason in Manhattan? | [
"I HATE the cars honking for no reason. If you're #22 in a long line of cars, and 100 feet ahead of you the light turns green, it's gonna take more than 10 seconds for the cars in front of you to all clear enough for you to go. Honking AS SOON AS THE LIGHT 100 FEET AWAY TURNS GREEN DOES NOTHING FOR YOU!!!"
] | [
"Why do you park in the driveway and drive on the parkway?"
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
How do plants reproduce? | [
"In simple terms, plants reproduce through their pollen, either blown by the wind from one plant to another, or by animals. The flowers attract animals, such as bees, to come for the nectar. While they drink the nectar, the insect brush up against the pollen and carry it with them to the next plant or flower. The p... | [
"What do you want to know about them exactly?"
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit paragraph:",
"neg": "Represent the Reddit paragraph:"
} |
Why can you run for miles without your legs getting so tired that you can't keep going, but you can only do so many push-ups or curls before you can't do any more? | [
"Probably because of 2 things 1. Early humans needed to run long distances to run animals to the point exhaustion 2. You use your legs way more than your arms/abs"
] | [
"The heart is a muscle, like your bicep is a muscle. If you take some time to make your biceps work extra hard by lifting weights, the muscle gets stronger. If you force your muscles to do endurance work, they improve their endurance. Cardio exercise does the same thing for the heart. Now let's go back to the bicep... | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit argument:",
"neg": "Represent the Reddit argument:"
} |
Do countries near the GMT Meridian have an economical advantage compared to those close on GMT+12? | [
"trade routes wouldn't be particularly effected given time zones are regularly dealt with by travelers and business. overnight workers taking in planes and ships from day time locations. Tom Cruise's character in War of the Worlds is an overnight dock worker, we meet in at sunrise as his shift ends. for market trad... | [
"These timezones are in nations that are closer to Australia and other countries west of the International Date Line then they are to countries east of the IDL. It's more convenient to them to share the date with the former countries than with the latter."
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
What happens to this booming smartphone market when phones become "good enough?" | [
"1. We'll find new things to do with them that use the extra power. 2. They'll become smaller and be used for different things (Google glass is an example of this)."
] | [
"What's a tablet? :)) No, but seriously, there is literally no competition in the field of tablets, leading to stagnation. What tablets can you even buy nowadays? The iPad is one option, but it's expensive. Samsung makes some decent tablets, but they're pretty middle of the road. And Google's given up on tablets al... | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the post:",
"neg": "Represent the post:"
} |
Why do they draw sooo much blood for blood tests? | [
"> Can they not use the same blood for different tests? The blood is stored differently depending on the test being done, and even the vials can be coated with different preservatives and other agents. For example a test which requires the plasma to be separated requires the vial to be stored in a centrifuge. Diffe... | [
"And why do I have the urge to cough when using them?"
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
In university, why dentistry is seperate major from medicine? | [
"Medical student here. You're thinking about this backwards. Dentistry can be separate **because** you don't need to understand the intricate workings of the entire body. You can dedicate all of your time to every aspect of the mouth, because you don't need most of the knowledge gained in medical school. If it was ... | [
"Also universities offer grad school programs (masters and PHD) where colleges only offer bachelors/associate degrees. That is the technical difference between a college and university"
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit argument:",
"neg": "Represent the Reddit argument:"
} |
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