query stringlengths 19 300 | pos list | neg list | task stringclasses 1
value | instruction dict |
|---|---|---|---|---|
How construction cranes are built | [
"Do you mean tower cranes? They build themselves! They start with a smaller crane to get it up to a relative short height, and put the top of the crane on. Once that's all there, the top of the crane can lift itself up on jacks, creating a space for a new bit of the tower to be lifted into place (by the tower crane... | [
"Modern technology and construction processes are more complex which takes more time. They also come with more safety regulations both in construction and in what workers are allowed to do. The Empire State Building was also much smaller."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Are all dogs able to howl? | [
"Mine can't. She attempts whenever my roommates dog goes on a really long tear with any sirens outside but it comes out as a whiney chattering. Totally adorable. We had taken to howling along with the other dog to try and teach her but I think it just stresses her it so we've stopped."
] | [
"How do you know that you don't sneeze in your sleep?"
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit argument:",
"neg": "Represent the Reddit argument:"
} |
Please explain to me the Bowling Green Massacre. | [
"[Kellyanne Conway](_URL_3_), who acts as [Counselor to the President](_URL_0_), justified the [Muslim ban](_URL_5_) put in place by [President Donald Trump](_URL_4_) by stating that two Iraqi refugees masterminded and carried out the _Bowling Green massacre_. However, this massacre does not exist. She made the cla... | [
"That is your political affiliation. Welcome to the Republican Party"
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
How Wendy's is able to not give management breaks, legally. | [
"Federal labor laws don't require any company to provide breaks for their employees. It's up to the individual states or the companies themselves to decide whether or not to provide them. I found this out the hard way when I briefly worked at a call center. Whenever it got a little busy, breaks and lunches were ca... | [
"Mostly because they can. It is so important that you are willing to pay more, hence, they charge more. Welcome to capitalism, bud."
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
How do I buy, keep and use bitcoins? | [
"Download and install the bitcoin client. _URL_0_ Start it a first time to generate a few first digital keypairs that acts as your bitcoin addresses. While you can mine bitcoin, that will take too much efforst for beginners. Buy bitcoins on sites like these on this list (make sure you only buy from sites you trust!... | [
"Because they promise not to use your answer to determine whether or not to hire you."
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
How did the US become such a global military powerhouse? | [
"After WW2, the US had relatively low casualties, but most important, had never been bombed at large on the home front. All the major military production facilities, major cities like NYC, etc, all remained untouched. Europe was struggling in some cases to even have enough men to make babies and keep a population ... | [
"The \"New World Order\" was supposed to represent the rise of the United States as a global power."
] | eli5_question_answer | {
"query": "Represent the query about World Affairs:",
"pos": "Represent the paragraph about World Affairs:",
"neg": "Represent the paragraph:"
} |
Homeopathy/Alternative medicine | [
"Homeopathy: The idea that the thing that's causing medical problems (ie, an allergen, etc), watered down until you're drinking pure water, will cure you. That's how it's supposed to work. Say you're allergic to pollen. They'll take a grain, dip it in a litre of distilled water, then take a drop of that water and p... | [
"Side 1 - For Vaccines: -Science Side 2 - Against Vaccines: -Paranoid idiocy"
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Why did it became common to say "Two-thousand fifteen" for the year rather than the one-syllable shorter "Twenty Fifteen", as we did in the previous century ("Nineteen Fifteen")? | [
"We got used to it between 2000 and 2009 While Twenty Fifteen is better, Twenty Oh-Nine doesn't sound right. So for a decade we were saying 'Two Thousand and 8' Twenty-Ten was kind of common, but 'Twenthy Eleven' sounds kind of odd... Twenty-Twelve was popular, probably due to alliteration, same as Twenty-Ten. B... | [
"The suffix [-teen](_URL_0_) originally meant \"ten more than\". So thirteen is 'ten more than three', fourteen is 'ten more than four', and so on."
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit argument:",
"neg": "Represent the Reddit argument:"
} |
what is physically happening to your body when you "get the wind knocked out of you?" | [
"Your diaphragm is stunned and knocked out of rhythm."
] | [
"you feel powerful, and theirs no risk of someone punching you in the face."
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
How did bugs such as Bees and Ants come to have "Queens"? How did physiologically different creature originate but remain the same species? Why is there no "Queen" Human? | [
"Efficiency! A small number of specialized *breeding caste* is enough to supply eggs for the whole hive. Keep in mind the queen is not *in charge*, she is just another specialized caste like workers or soldiers or drones. Worker bees can override and evict a queen if circumstances require, and some ant nests have ... | [
"There is greater genetic difference between two individuals than there are between the \"races\", the concept of race is fundamentally superficial genetically speaking, in fact humans are one of the most homogeneous species known to exist For two animals to be considered different species, they must not be able to... | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the sentence:",
"neg": "Represent the sentence:"
} |
If you short circuit a 9 V battery, does an infinite amount of Amps flow through the wire? | [
"The wire will have nearly zero resistance, but the battery *also* has a resistance. The bigger your battery is the less resistance it will have, but a 9V battery is made of 6 internal cells that are each very small. Additionally, the battery chemistry matters, so your normal alkaline battery will have more resista... | [
"Circuits must be complete for current to flow, they're not completing the circuit Once they are touching the line there is no path for current to flow well because air is a terrible conductor. All 4 of those wires are at the same potential so there is no path between them. There is no good path from the wire throu... | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the post:",
"neg": "Represent the post:"
} |
Why do most historical portraits (like in the 15th century) have really 'poorly painted' faces? The details in clothing etc. are spectacular but the faces look terrible! Why? | [
"Iconography. It is a style that people replicated to make their own works seem elevated to the status of the religious icons of the past. In essence, they are made to look \"old timey\" Artists did have the ability to make better likenesses, but the money was in icons."
] | [
"I've seen lots of paintings lately where it's *very* obvious that the artist was going off of a photograph when painting it. The lighting and the details of objects (a horse running in motion is one example) were just too perfect for me not to assume that a photograph was taken first, and the painting is recreatin... | eli5_question_answer | {
"query": "Represent the query about Art and History:",
"pos": "Represent the document about Art and History:",
"neg": "Represent the document:"
} |
Why do some credit cards consider your rewards "points" instead of just considering them cash, since they then (generally) give them a fixed value of $.01? | [
"Because they often aren't simply 1 for 1. I have a card that's 1.25 points/dollar. Some cards offer different amount of points for different categories, ie. 3 points/dollar for gas or groceries. And some have different types of rewards, ie. 1% cash back via travel repayment or gift card but less for direct cash ba... | [
"When you use your bank card as a debit card, you're essentially doing a bank/ATM withdrawl through the merchant for that exact amount. It draws money from your existing funds. When you use it as a credit card, it actually goes through the credit channels, where the bank/credit card company takes a percentage of th... | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit post:",
"neg": "Represent the Reddit post:"
} |
Why does blowing my nose (when it's closed for allergies or a cold) not free it? | [
"Because it's not usually just obstructed by mucus or any other foreign body. When you're all stuffed up, it's usually the membranes of the nasal passage way becoming swollen from inflammed blood vessels. This just means the hole you're trying to breath through has got significantly smaller."
] | [
"If you're sick and taking NyQuil or DayQuil or Sudafed a lot it's cause it dries out your nasal passages and then if they rub or anything they'll bleed. If they just happen then not really sure unless you took some trauma to the nose and it's just healing or something"
] | eli5_question_answer | {
"query": "Represent the query about Health:",
"pos": "Represent the document about Health:",
"neg": "Represent the document:"
} |
How can cats cover themselves in saliva daily and not stink? | [
"Cat saliva contains a natural antiseptic which keeps their fur clean. According to wiki \"Nitrates that are naturally found in saliva break down into nitric oxide on contact with skin, which inhibit bacterial growth\"."
] | [
"Yes, they do. Cats vomit balls of fur every now and then. Their tongues are different than human tongues and probably don't *feel* it as gross and annoying as you imagine."
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the document:",
"neg": "Represent the document about Dentistry:"
} |
Why do our eyelids need to be closed for us to fall asleep? Why can't we fall asleep with our eyes open in a pitch-black room? | [
"You can sleep with your eyes open. I perfected the skill working security."
] | [
"You will yawn as your body tries its hardest to stay awake. Yawning helps you absorb as much oxygen in the air. Whereas as you're trying to sleep, your body is has to be rested and relaxed so you tend not to yawn when you're lying in bed."
] | eli5_question_answer | {
"query": "Represent the Reddit query about Science:",
"pos": "Represent the Reddit document about Science:",
"neg": "Represent the Reddit document about Sleep and boredom:"
} |
Why are politicians allowed to accept money from lobbyists, when other state employees cannot? | [
"They aren't; lobbyists give campaign contributions. State employees are not up for reelection, thus making it straight up corruption, instead of \"influence\", which is what lobbyists and interest groups do."
] | [
"Lobbying doesn't necessarily involve any money whatsoever. Any citizen can lobby to represent their interests, and their representatives are supposed to listen. But most are occupied with jobs and such. So some companies that want their interests represented pay professional lobbying firms to do so full time. Unf... | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why do smaller loans have much higher interest rates than larger loans? | [
"If you ask for 1 pen, it costs you two dollars. If you ask for 100 000 pens, they will only cost you one dollar each. I prefer selling you 100 000 pens at half price, than selling you 1 at full price and have 99 999 sitting around doing nothing. In a similar way, if you ask for a small amount of money, you pay a b... | [
"Your money just doesn't sit in a room and wait for you to need it. They lend out your money to other people for home loans, business loans and personal loans at a considerably higher interest rate than they pay you. All that money difference they keep."
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why does pain come and go in waves? | [
"it's because the synapses firing off in your brain need time to refill the neurotransmitters that are carried between the two meeting neuron ends."
] | [
"The feeling can and does occur in other parts of your body. I get the feeling in my upper back normally."
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Just signed up for Facebook with a rarely used email address. No phone number. They know all of my friends immediately. | [
"I heard (but I'm not sure) that Facebook makes \"ghost profile\" of people without an account by compiling data put by other users. Maybe these people has tagged you in pictures or status before."
] | [
"Forgot password > forgot username > forgot email At that point, you just need a name and a bit of personal information for most sites. I've tested this on Facebook before (with the friend's permission of course), and I was able to get in with a few fake accounts and a birthday."
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the answer:",
"neg": "Represent the answer:"
} |
Computers. How could people make a pile of metal "understand" bits of code and do an action according to that? | [
"This blows my mind also. I would pay to understand it."
] | [
"A hard drive just sores information; the guy who created one just made a device that uses the fact that a signal in the game will pass through stone but not glass to create a big grid of cells. Each cell has a stone block and a glass block, and whichever one is put into a certain position stores the piece of data.... | eli5_question_answer | {
"query": "Represent the Reddit title about Computer Science:",
"pos": "Represent the Reddit document about Computer Science:",
"neg": "Represent the Reddit document:"
} |
What made the human race superior to other species? What made us rise above? | [
"Well, it's worth noting that we are only superior in the sense that we define as superior those traits which humans happen to possess. In real terms though, the planet is still utterly dominated by bacteria as it always has been. And they are better at very nearly everything than we are."
] | [
"In short, they evolved alongside humans. Studies show they influenced our evolution just as much as we influenced ours."
] | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence:"
} |
Why is our writing voice often so different from our way of speaking? | [
"You rely a lot more on understood meanings/contexts and gestures and tend to be more repetitive when you speak for one. When you write, you have to clarify the context because you don't know who will be reading your writing or where they will do it. Similarly, you can't use gestures for obvious reasons so your wor... | [
"There's a big difference between being good with words and having the talents required to write dictionaries."
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why do pigeons move their head back and forth when they walk? | [
"Pigeon eyes cannot focus when they are in motion, so they keep their head still as long as possible when walking. When they move it, they move it as far forward as they can, and then hold it stationary as long as possible to maintain focus."
] | [
"The living ones eat the dead ones and then hide. They only come out at night to crawl on your face and in your ears while you're sleeping."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
How do we connect a prosthetic limb so that it can "feel"? | [
"We don't need to. If the brain interprets that limb as our own, it will go on to fabricate sensations based on other sensory input. [Watch this](_URL_0_). > And on top of that, how can we connect the brain to the limb allowing for our brain to control said limb? Cybernetics. Stick wires into the brain. Learn the ... | [
"Yes and no, mostly no. A paralyzed person can’t move their limbs because of a nerve injury, the limb itself is perfectly fine in most cases. Most prosthetics use nerve impulses or tiny muscle movements from the limb stump to control, so those would not work. Using a prosthetic controlled by the brain directly coul... | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the document:",
"neg": "Represent the document about Medical Science:"
} |
Why is it that when we hear someone sing beautifully we get chills? | [
"I believe its a spiritual thing but we're not allowed to talk about that stuff here on reddit."
] | [
"Maybe they just want some attention. They noticed that if they vocalize in certain spots someone will come soon."
] | eli5_question_answer | {
"query": "Represent the Reddit post about Science:",
"pos": "Represent the Reddit document about Science:",
"neg": "Represent the Reddit document:"
} |
If time is relative, how do clocks measure it with apparent objectivity? | [
"First of all, time is never measured objectively. All the clocks that you use, measure *your perception* of time fairly accurately. Time is relative and depends on *your speed* with respect to the clock and since all the clocks you see and use are not moving *with respect to you* (or even if they are, are moving a... | [
"From the laws governing how electricity works, you can figure out what the speed of light is. So if the laws of physics are the same in every reference frame, the speed of light is the same in every reference frame."
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document about Physics:"
} |
Why does milk in the US taste different than milk in Canada? | [
"It's all in the cows diet. I've had milk from a cow that got into an onion patch... It definitely tasted like onion and was disgusting."
] | [
"I actually found ketchup tastes very different in different parts of the world at McDonald's."
] | eli5_question_answer | {
"query": "Represent the Reddit question about Food and beverage:",
"pos": "Represent the Reddit post about Food and beverage:",
"neg": "Represent the Reddit post:"
} |
What are the differences between valve types in a brass instrument? | [
"Hey, tuba player here. Several things worth noting, Rotary valves (generally) are quieter than piston valves, and well built ones have slightly less travel (faster). As far as function both obviously will get the job done. Piston valves in my opinion are less prone to failure because of the simplicity of the mech... | [
"I have a hunch, but a few followup questions. First, where did you get the CO2 to put into the container?"
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Does sign language have slang or colloquial language? | [
"It does. Sign language varies between countries and even between regions. A sign that means one thing can mean a completely different thing on the other side of the country. Consider that unlike spoken and written English, which was easier to standardize offer distance (telegraph, telephone, written mail), sign la... | [
"if you learn sign language you will notice it's basically a sign for each word. if you learn a second language you will learn that each language has different rules for words, like the order of noun/verb might be flipped or one language will use a second word while another will change the ending of a word. so each... | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Why do dogs tuck in babies? | [
"They are repeating actions they have seen humans do in caring for other members of the \"pack\""
] | [
"* Dogs crying are usually quieter than babies. * Dogs problems are easier to solve than babies. * Dogs are cuter than babies. * Babies cry over the stupidest shit."
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the comment:",
"neg": "Represent the comment:"
} |
How come, when you put water on the stove and it boils, it looks calm before you put the pasta in, but then the instant the pasta hits the water it goes crazy and splashes everywhere boiling? | [
"Generally, boiling requires imperfection in surfaces for bubbles to form. Usually that is not a problem in a pan, because there are small scratches and such that keep it going. But that may not be enough to boil fast enough for the energy being put in, if you have the heat cranked up. A secondary issue may be star... | [
"It's actually water that's doing that, not the oil. Cuts of meat are full of water, so when you slap that meat down into the oil the water starts to cook out of it. As the water hits the oil it boils almost instantly, which is what causes all those crackles and pops. So it's tiny little explosions of water vapor t... | eli5_question_answer | {
"query": "Represent the post about Physics:",
"pos": "Represent the document about Physics:",
"neg": "Represent the document:"
} |
How do you order at Starbucks? PLEASE give me a step by step answer as in how do you order and the different options. I want to become a person with a super complicated order. | [
"\"Hi, can I get a small/medium/large (thing from menu) but can you {detailed adjustments like add caramel, no whipped cream, etc)?\" If you don't understand the menu: \"Do you have a coffee that, like, tastes like hazelnut but also is more blended like a milkshake. Like the Frappuccinos? And I'd need it to come in... | [
"Hi there. I used to work for Starbucks and customers used to bring in their own cups all the time. Don’t worry too much about their ability to handle your drink order w/o being able to write on your cup. We have a customized sticky pad for these situations. One thing I recommend is to figure out which sizes can fi... | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the paragraph:",
"neg": "Represent the paragraph:"
} |
How do countries successfully implement/maintain gun control? | [
"By enforcing the laws. Why do people in America pay for a license to drive a car? You could easily drive without one, and you could even go years of driving with never getting caught. But for whatever reason very few people actually take the risk. There's also a social element I'm sure. So it comes down to enforci... | [
"They (the countries of Africa) lack legitimate governments to properly harvest and use those resources on a global scale."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit text:",
"neg": "Represent the Reddit text:"
} |
what is/is there, a maximum capacity to the human brain? And if so how is this measured? | [
"Yes, the theoretical upper limit is the [Bekenstein bound](_URL_2_). In reality memory capacity is obviously significantly less than that, [estimated at something like 2.5 petabytes](_URL_0_). The thing is, we still have a very poor idea of how exactly neurons store information. The brain is obviously very efficie... | [
"Memories are pretty much connections between nerve cells, the more numerous (edit: and stronger) the connections the better you can remember something. Since this is a physical connection, theoretically there is a limit to how much we can remember. However we dont know how much of our brain is available to store ... | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the answer:",
"neg": "Represent the answer:"
} |
video editing before computers. | [
"There are various techniques like physically cutting or multiple exposure, or overlaying of two films etc etc etc."
] | [
"This video by grey goes over the creation as well as other things concerning the us Canada border _URL_0_"
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit post:",
"neg": "Represent the Reddit post:"
} |
Why is reheating Chicken/Rice such a bad idea? | [
"Bacillus cereus. If the spores in the rice are left to germinate at room temperature they are not killed by reheating. If you cook your rice, chicken etc, then cool it rapidly and keep it at fridge temperature, and reheat only once - then never a problem. Leaving rice out - always dispose. You can NOT refrigerate ... | [
"Burning meat in no way makes it unhealthy for us to eat. Why do you think that it makes it unhealthy?"
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why is nuclear power not as cheap to produce now? | [
"Nuclear power is extremely cheap to produce. I don't know about the time's article you're referring to but nuclear power has gotten more expensive (new regulations after fukushima are significantly expensive) while natural gas power plants have gotten MUCH cheaper. The utility I work for though is building more nu... | [
"The Hinkley Point nuclear reactors will provide power to southwest England. Power can be generated in other ways, like burning coal, at different costs with different side effects. No one plant is essential to \"keep the lights on\". As long as customers are willing to pay, they can have many sources of electricit... | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the comment:",
"neg": "Represent the comment:"
} |
Why do school buses have to stop at railroad tracks before going over them? | [
"All buses do. It's in case the signals aren't working and there is a train coming. Buses are a very large target filled with lots of people, accidents are bad."
] | [
"Federal regulations (US) requires that trains honk their horns a certain number of times within a certain distance away from ANY active railroad crossing, whether daytime or nighttime. Naturally, the more railroad crossings in your town, the more trains you hear honking."
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Where does the pillow industry get all those feathers from? | [
"Birds. They remove the feathers when they butcher the chicken,duck and other birds"
] | [
"What makes you think that you're purchasing it without persuasion? Do you have a preference for cotton? Does it have properties that you appreciate more than synthetic fibers? Do you think everyone found out about it by word of mouth?"
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the comment:",
"neg": "Represent the comment:"
} |
Why does a companies share price drop even if they had no involvement in an incident? | [
"Stock values, like everything else, are ultimately determined by what people *think* they should be worth. Over the long term, this works out about right. However, especially with stocks, it's prone to short term fluctuations based on emotion. All it takes is a few people to say \"crap, maybe the engine caused thi... | [
"People were expecting them to do better. Since they didn't, there is a fear that the company isn't doing as well as people earlier believed and won't do as well in the future as people expected. Meaning that their very high stock price may not be justified."
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why do arrays/lists in programming languages begin at 0? | [
"Most languages store arrays in consecutive memory locations. so if A is an array of ten 16 bit values, the first value might be stored in location & 12900, the second would be two bytes later at & 12902, the third at & 12904, etc. If you number your array elements start from 0, it makes the math a lot easier. You ... | [
"char is a single letter, string is an array of chars. That’s basically what it breaks down to. chars can also store small numbers, and while strings hypothetically could store small number arrays there would be better options like just using an array of chars. Also chars use single quotes in C/C++ while strings us... | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Higher Octane Gasoline | [
"People seem to think that higher octane = more power. That's wrong. The octane rating basically determines how likely the fuel is to go off when it's compressed before it should. If your car is tuned to use a certain octane rating fuel, and you use lower, the engine won't work as well because the fuel will go off ... | [
"Sleep - Shake Unconscious - Splash Coma - Wait and Hope Vegetative State - Wait and Bury"
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit text:",
"neg": "Represent the Reddit text:"
} |
Why don't flies die when they hit windows? | [
"The same reason that an insect can fall x40 times the height of it's overall body, but you can break bones by falling x4. Weight. A fly is quick but it's also very light, therefore the overall force of impact is substantially lower."
] | [
"Insects don't need to use doors, any crack will do to enter and exit. Ever had a roach knock on your door?"
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit text:",
"neg": "Represent the Reddit text:"
} |
Why can I instantly tell a movie from a tv show or Youtube video? | [
"They're all shot at a different rate of frames per second."
] | [
"My guess would be that editing a film takes a lot more time then editing a TV show."
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the post:",
"neg": "Represent the post:"
} |
Why don't we wake up during lucid dreams? | [
"I always wake up as soon as i go lucid. It really sucks. Haven't had a full lucid dream since my early teens."
] | [
"You usually wake up when you're about to die in bad dreams, it's a survival thing. We have bad dreams more often when we are in this semi conscious state shortly before we wake up, so bad dreams aren't bad dreams at all, they're hallucinations."
] | eli5_question_answer | {
"query": "Represent the Reddit post about Psychology:",
"pos": "Represent the Reddit document about Psychology:",
"neg": "Represent the Reddit document about Psychology:"
} |
Once meat is defrosted, why do people say that you shouldn't refreeze it again? | [
"Freezing doesn't kill microbes, only suspend their reproduction. Defrosting brings the temperature of the product up to a level where microbial action starts up again. Add to this, many people defrost food on bench tops where at least parts of the food are at room temperature. Defrosting should be done in a fridge... | [
"because you're going to eat it. Cooked meat can be dangerous if you leave it in the fridge for a few weeks. Just like raw meat. The difference is that if you put raw meat in the freezer, you can save it for a few months. Cooked meat can be left in the fridge for a couple days, but still is subject to rotting. Bein... | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
So what exactly were John Nash's contributions to mathematics? | [
"John Nash came up with the idea of Nash Equilibrium. The concept has to do with a game theory where the optimal outcome of a game is one where no player has an incentive to deviate from his or her chosen strategy after considering an opponent's choice. Overall, an individual can receive no incremental benefit from... | [
"It does not. Einstein made some extremely important contributions to physics, but predicting the Big Bang was not among them."
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why is hot tap water often murky? | [
"I believe it's air bubbles trapped in the water. Hot water is able to keep them in solution for longer than cold water, which is why you can see it. If you let the water sit for a bit, you can actually watch the air bubbles rising to the top, it's kind of cool."
] | [
"How much water is in the bath? How much is in the kettle? How hot is the bath water?"
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
If Batman has a hard time stopping the Joker and other non-powered humans, why is he so confident to fight Superman? | [
"Because the writers can make whatever they want happen in comic book universes. There is rarely ever any real logic or continuity in comics, movies, or TV when it comes to how difficult it is for a character to fight another one. Often a character will trash another powerful one in short order, then struggle for a... | [
"Because those are the character's most recognizable, most easily created and most evil enemies. Sure, you can have Batman go against Mr Freeze, but you have to explain who he is. Instead you have a man dedicating his life to order go against the human embodiment of chaos. You can have Spiderman need to fight off t... | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Did alcohol still damage my body or brain if I didn't have a hangover | [
"Drinking water doesn’t do anything, unless you dilute the alcohol beforehand. Any amount of alcohol damages your body’s cells."
] | [
"The basis for saying alcohol destroys brain cells was from a man applying alcohol directly to brain cells in a Pitre dish. Drinking doesn't actually kill brain cells when people drink, because it's not coming into direct contact in such a high concentration. If it actually acted like that, people would be severely... | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the post:",
"neg": "Represent the post:"
} |
What do colors beyond the spectrum of human-visible light look like to creatures who can see them? | [
"This is literally impossible to answer. It's like describing to a blind person what purple is."
] | [
"Our eyes can only see a certain range of light. This means we can only see colors that have wavelengths within the range we are physically capable of seeing. Other colors do exist we just can't see them because our eyes can't detect those wavelengths. Because we've only ever seen these colors, we can only imagine ... | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the sentence:",
"neg": "Represent the sentence about Physics:"
} |
When you lose weight, where does the fat go and how does it get there? | [
"Fat is processed into CO2 (which you exhale) and waste (which comes out your pooper). If you eat less fat and carbs than you burn, you lose fat (and carbs)."
] | [
"Because the weight you lose while sweating is just water. You gain it back pretty quickly when you rehydrate yourself. Sweating by itself is not actually burning calories or getting rid of fat."
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the text:",
"neg": "Represent the text:"
} |
The current situation in Syria, and what led up to the internet being cut off | [
"Someone please answer this question, after watching that video my heart is aching to know from someone that actually knows."
] | [
"First of all, there is more to this story than is currently known. The timing is interesting on this series of events. Secondly, Lybia and Egypt just recently ousted dictators and are still in varying states of turmoil (the dust has not settled yet). The world will probably not turn their backs on them because of ... | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Why exactly are those gurgling sounds our stomachs make? | [
"When you're hungry, it's called the migrating motor complex (MMC) - it's basically 'house-keeping' to move bits of roughage and fibre out of your intestines and to keep the whole system clean and tidy, without bits of old food sitting around. The sound you hear when your stomach growls tends to be from it vibratin... | [
"I don't know about your heart or butthole, but your diaphragm definitely twitches, that's what hiccups are."
] | eli5_question_answer | {
"query": "Represent the Reddit post about Science:",
"pos": "Represent the Reddit comment about Science:",
"neg": "Represent the Reddit comment about Health and Wellness:"
} |
Why do we always see the same side of the moon? | [
"First of all, the \"dark side\" means that radio transmissions from Earth don't get there. There is day and night on the Moon just like it is on Earth. Moon is facing us always the same way, because it is \"tidally locked\". When you have two things spinning around themselves and around each other, eventually the ... | [
"How can you look out your window and still see the interior of your house?"
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the argument:",
"neg": "Represent the argument:"
} |
why do all things fall at the same speed regardless of weight? | [
"The short answer is because heavier things have a greater attaraction to the earths gravity (hence why they are heavier), but they also take more force to move. So a baseball has less of a force acting on it that a bowling ball, but is less massive (lighter) so it takes less force to move at the same speed."
] | [
"Gravity is a force, while weight is the effect of gravity on a given mass. You cannot convert gravity in to weight. It's like asking me to tell you the speed of your car using only the measurement of how much gas you have in the tank."
] | eli5_question_answer | {
"query": "Represent the Reddit query about Physics:",
"pos": "Represent the Reddit document about Physics:",
"neg": "Represent the Reddit document:"
} |
If AC power can go up and down, then how do lamps not flicker on and off | [
"Conventional incandescent light bulbs have filaments which don't cool quickly enough to really display the effects of the oscillating AC power. Fluorescent and LED lights contain their own transformers which impose their own flickering on the light they output, although this is usually a manageable level."
] | [
"The capacitors store energy. When you unplug electronics generally it takes 10 seconds or so for them to completely power down. Sometimes you'll unplug something and notice the light will stay on but slowly fade out."
] | eli5_question_answer | {
"query": "Represent the Reddit query about Electrical engineering:",
"pos": "Represent the Reddit post about Electrical engineering:",
"neg": "Represent the Reddit post about Technology:"
} |
How do Kilowatt hours work? | [
"It's kilowatts times hours. A watt is a measure of power, power is the rate at which energy is used. When you multiply the rate of using energy by a length of time, you get a quantity of energy. A kilowatt-hour is the amount of energy used by a 1 kilowatt device operating for 1 hour, or equivalently, a 2 kilowatt ... | [
"Volts \"push\" Current. Current is measured in Amps. Amps are what is required to run equipment. Watts are derived from the equation Volts x Amps. Edit: if you are asking because you are doing electrical work, stop and don't do electrical work."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit argument:",
"neg": "Represent the Reddit argument:"
} |
How has Gamestop not gone out of business yet, in a similar fashion as Hollywood/Blockbuster Video? | [
"Games can't be streamed as easily as movies, and the digital store of many services are still very young and not totally adopted. Only in this latest generation of consoles did they even ship with hard drives that could actually support a meaningful game library, and even then they fill up quick. Gamestop sells p... | [
"They're still hoping someone will buy it. Putting it on Netflix is an admission of failure. It's an embarrassment, like movies that go straight to DVD."
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
What the hell is 'fake news' and why should we care? | [
"Before Trump \"Fake News\" was news that was intentionally false, or intentionally highly misleading with components of truth presented in a false manner. Its intent is to deceive the public, much like propaganda, but without the government control elements that propaganda has. But with Trump it is any news that ... | [
"What's a Tory, and why do so many people seem to hate them?"
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit text:",
"neg": "Represent the Reddit text:"
} |
Please explain how we are not past the tipping point for climate change? | [
"Define what \"tipping point\" in the context of climate change you're referring to. I can't explain how we're past or not past a point that isn't agreed upon to exist and for which there is no firm definition. Scientists broadly agree that there are many recursive processes that will lead current warming trends to... | [
"Not sure if you are violating the 20 year rule with that question, also are you asking about if history has seen a push back to globalism prior to what we have seen? I am not quite sure what you mean by context."
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the post:",
"neg": "Represent the post:"
} |
The cis- trans- gender movement for me, please. | [
"Cisgender is expression matches biology: I'm a male, I was born a male. Transgender is expression does not match biology: so-and-so was born male, but identifies as female, or vice versa. These issues are coming to the forefront as the 'homosexual agenda', to use a backwards-ass term of the far-right, has come to ... | [
"Rave you read from both to confirm that they work?"
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
If you would suddenly become unable to use the muscles in your eyelids, would they be closed or open? | [
"The simplest example is \"when you die, they stay in the same position, open or closed\". Die in your sleep - closed. Die while your best friend is leaning sobbing over you in a bad spaghetti western, and as you stare into their eyes while you're bleeding out from that shot you took in the back, you're telling the... | [
"They eventually come out on their own, potentially during REM sleep, but more likely when you're awake. You often won't feel them if they stay away from your cornea, and you'll just rub it away when it reaches the edge of your eyelid."
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why do humans have a variety of features but other animals have "set features"? | [
"Animals do have a variety of distinguishing features. However, you're a human, so you look for aspects that would let you distinguish two human beings, but you would be looking for completely the wrong thing when dealing with animals. Also, there's things like scent that humans are physically incapable of distingu... | [
"Yes, those differences in appearance are caused by one genetic abnormality that causes all the other symptoms of Down's syndrome. If the other symptoms of Down's Syndrome made it easier to live life as humans, attract a mate and have children, then it could become part of what you could call 'evolution'. Persons w... | eli5_question_answer | {
"query": "Represent the query about biology:",
"pos": "Represent the document about biology:",
"neg": "Represent the document about biology:"
} |
"Why does fire wiggle?" (question from my 5yo son) | [
"Air is moving almost all the time. That's why smoke doesn't really go straight up very often. A flame is almost like smoke, just hotter (and more glowy), so it'll move along with the air in the room. Heat makes air want to go upward, so the flame will also cause the air around it to move because it's hot."
] | [
"“Being old and wise makes it really hard to watch young and stupid.” Quote from my 91 year old grandpa."
] | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit post:",
"neg": "Represent the Reddit post:"
} |
why disposable razors go dull in a week or two, but electric razors take years. | [
"Many electric razors cut more like scissors where the hair has to go past a stationary guard which has a rotating blade on the other side. Feel a good pair of scissors and you will notice that you will probably not get cut touching the cutting edge, but a razor is much sharper than scissors. The cutting edge of th... | [
"> How do the miniscule hairs on my face do this to a metal blade? They don't. Think about what happens when you shave. You lather up, pull out the razor, shave, rinse off your razor and then put it back on the shelf until the next time you use it. What's happening is that in between the time you use it, it's corro... | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit text:",
"neg": "Represent the Reddit text:"
} |
Who is the committee doing the Comey Hearing and what can they decide on or change? | [
"It is the House Committee on Oversight and Government Reform. If your question is whether they have any say on whether Secretary Clinton or anyone else should be indicted, they do not -- that is solely a decision of the Department of Justice, via the Attorney General. Their bailiwick, as their [hearings](_URL_1_)... | [
"How do you think he is going to pardon himself for a crime without telling anyone what it is? In any case, you can't pardon yourself."
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why are videos of people getting hurt considered funny? | [
"Well, humor and comedy is complex, but in my experience it's based heavily in Schadenfreude. It's humorous because you know it's embarrassing for the person. Everyone knows how terrible it is to be embarrassed, or made to look silly in front of other people. So, when you see someone trip over a curb and faceplant ... | [
"Better question: why is there censorship at all? Are we really supposed to be ashamed of the fun bits of life?"
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the argument:",
"neg": "Represent the argument about Biology:"
} |
Why, if I have a great health insurance policy through my employer, do I still have to pay a $20 co-pay for a routine 5 minute doctor visit? | [
"So you don't go every 15 seconds. It's cheap enough to use more or less freely but not enough to abuse it."
] | [
"Deductibles are basically putting you on the hook for your more routine care and run of the mill stuff. Granted you are still better off with insurance even with a high deductible because of the negotiated rates for services between a given doctor and your insurance. for example - a doctor charges $100.00 for brin... | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why do audio upgrades of ebooks cost so much? | [
"There is a lot of work that goes into making the audio portion of the book. There are directors, producers, sound engineers and the person reading the book. Much like a movie there may be multiple “takes” of a chapter for various reasons. They also need to use studio time. All of these things add up. So while the... | [
"I have never seen an eBook cost more than a physical version of the same book. What makes you think this is a thing that happens?"
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence about Publishing:"
} |
What causes cramps like this? | [
"General cramps are usually caused by electrolyte imbalance. That one seems a bit extreme though and you should probably have a doctor take a look if you get them pretty consistently."
] | [
"Why do the glands in my neck burn like high hell when I'm holding back tears?"
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why don’t we feel the earth spinning? | [
"Actually, it's because of multiple things. Firstly, as others have already said, you don't feel velocity but only acceleration. Now as you might know, in a rotating frame of reference, there is a force pushing outwards like when you drive with a car around a curve, you get pushed in the opposite direction as you'r... | [
"Do you know how a fan works? If so just turn it around"
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
How do paleontologists know where to start looking for fossils, artifacts or bone remains? | [
"You start by looking at rocks from the right age. Generally palaeontologists have a specific area they study, so they know what to look for. if you want Dinosaurs you look for one age, if you want mammalian megafauna you look for something a bit newer. Secondly, you look for the right type of rocks. Rocks like sa... | [
"Your question has kind of an incorrect premise because it sounds like you're assuming all of the bones should be mixed together. The age of the fossils you find depends on the rock that they're embedded in. The reason we know fossils that we dig up are dinosaur fossils, or pre-dinosaur fossils, or post-dinosaur fo... | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit passage:",
"neg": "Represent the Reddit passage:"
} |
Why is it so important to study Mars? | [
"its the closest planet so its the most similar to earth in terms of year cycle, day/night, and temperature (distance from sun). people think we will be able to live on mars eventually, which is a good idea because earth will eventually destroy itself at the rate we are going. even if we cant live there, we could b... | [
"In the real world why would anyone want to be a politician?"
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
How many "types" of electromagnetic radiation are there? | [
"Hot materials usually glow in infrared, and that's what thermal cameras and [touch-free thermometers](_URL_0_) detect. So \"thermal radiation\" is usually a term used for the infrared part of the EM spectrum. Otherwise, there's ONE type of EM radiation: EM radiation. It just has different \"colors.\""
] | [
"Light is a form of electromagnet radiation. It has a frequency that's in a particular range which we can see, but there are lots of other frequencies we can't see. The idea that electromagnetic radiation can pass through things is probably not at all strange to you. For example: - Light can pass through air, water... | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the document:",
"neg": "Represent the document about Physics:"
} |
Why does all honey taste same when the nectar is collected from different flowers? | [
"Most honey you get in the store is clover honey. Orange Blossom and Buckwheat taste different and even look different. Most honey in the store does not say clover even though that is the industry standard. Orange Blossom honey has a slightly citrus taste and is more viscous then buckwheat. Buckwheat honey tastes s... | [
"There was an episode on BBC’s the one show on this. I think it’s more pure honey from like one set of bees. So like different bees from different countries make different honey. They taste different depending on the region of the bee. With more expensive honeys you might be paying for a specific region. With cheap... | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the text:",
"neg": "Represent the text:"
} |
How are reality TV shows able to show people doing illegal drugs? | [
"Because unlike other crimes, drug use doesn't have a lasting effect (not getting into the physical effects to your body). In other words, smoking a joint or taking a hit of acid only affects you directly. The things you do on those drugs may be used against you if caught on tape (beating a stranger, stealing a car... | [
"*Moonshiners* is laughably fake. The whole thing is staged, and nobody is committing any crimes. As for other shows, like documentaries about gangs or the drug trade, the police can certainly use them as evidence. Which is why the subjects are often given fake names and have their faces obscured."
] | eli5_question_answer | {
"query": "Represent the Reddit title about Law and Entertainment:",
"pos": "Represent the Reddit document about Law and Entertainment:",
"neg": "Represent the Reddit document about Law and Entertainment:"
} |
What happens while we are asleep that makes our breath smell so bad when we wake up? | [
"You're not moving your mouth around as much, and in some cases you leave your mouth hanging open all night which dries it out. The smell of bad breath is the smell of ~~your saliva~~ bacteria breaking down food in your mouth - called putrefaction. During the day you talk, yawn, drink, eat, smoke, run, and salivate... | [
"Your body paralyzes itself so you don't flop all over while dreaming. This takes a while to completely wear off upon waking."
] | eli5_question_answer | {
"query": "Represent the Reddit post about Health:",
"pos": "Represent the Reddit document about Health:",
"neg": "Represent the Reddit document:"
} |
How do athletes compete in freezing temperatures? | [
"Humans, like any mechanical thing, aren't 100% efficient. Some of the energy they expend goes into running or whatever, and some is wasted as heat. As such, humans get hot when they do a lot of work, in the exactly the same way that the engine in your car gets hot. The hotter you get, the more cooling you need: ev... | [
"The drug in question boosts endurance. Brooming is more taxing than it looks. More endurance means better brooming later in the match."
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the comment:",
"neg": "Represent the comment:"
} |
Why can't I put regular gas when my car requires premium? | [
"premium gas explodes at a specific temperature, and regular gas is around that temperature (plus or minus much more than premium). When it requires premium gas, it is compressing that gas at a higher ratio (which makes it hotter). Using regular gas might explode before it is supposed to pushing the engine in the w... | [
"Different companies add different additives to the gasoline. The EPA require a minimum amount of additives that must be added. Which additives and how much determine the differences When I fill up at a Shell gas station and use the \"V Power,'' which is about 40 cents more expensive, i get about 3-4 mpg more. I fe... | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the sentence:",
"neg": "Represent the sentence:"
} |
What about giving a smaller engine a turbo charger makes the car 'better' than 2 extra cylinders? | [
"Most of these comments are describing how a turbo works, so I'll so that part and answer the main question which the rest am to be forgetting. You have an engine. In creates a certain amount of power. You have the option of adding more cylinders to give it more power. The problem with this is that it also adds (ap... | [
"very simple reason actually the typical heavy duty diesel engine has rev limit of around 2400 rpm give or take a couple hundred. Your average car has a rev limit of around 6000 rpm. There are lots of of reasons why it is like that most of which are a result of rotating mass. A diesel engine on average is much much... | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Why do we enforce a licence for driving (because the act requires training and responsibility) but not for similar things, like parenting or voting? | [
"We should have very exclusive restrictions on parenting, the problem is becoming a parent just requires inserting tab \"A\" into slot \"B\" so unfortunately people who are too dumb and irresponsible to be parents are more then capable of doing it and the only way to stop them would be to make majorly repressive so... | [
"It is just how the laws are written: * some laws make things illegal everywhere, private property doesn't matter * some things, like smoking or nudity, are only illegal in public places * some things, like driving, are legal everywhere, but there are laws governing how you have to behave when you use public proper... | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
How does "frequently changing my password" make my accounts any more secure? | [
"> If your password gets hacked it's because someone got access to a database with passwords in it and they'll run brute force algorithms against the encrypted password until they find a match... changing your password will have no affect on that process so why do we have to keep changing them? Changing the passwor... | [
"There is no technical reason that prevents this. It's just not a popularly requested feature, because the more passwords you have on an account, the more likely an intruder can guess one of them."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit answer:",
"neg": "Represent the Reddit answer:"
} |
Why is it that with such advanced technology, people can't charge small batteries in devices like phones instantaneously? | [
"It's largely a tendency for them to overheat when too much current passes through them; this can be managed to a degree, but it's still hard to quickly charge batteries without risking damage or a reduction in its usable life."
] | [
"They use these: _URL_0_ They're great if you need a power source that lasts for years and years and years and you only need to power a radio, a computer and a few other gadgets on a satellite, but they're not great when you need lots of power to drive a car with."
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence:"
} |
Perpetual motion machines | [
"They don't work because other forces act against the work you're trying to do, like friction or gravity. For example, suppose you started a pendulum inside a vacuum chamber. You wouldn't have friction from air, but you'd have friction at the point where the pendulum's rope connects to whatever it's hanging from, a... | [
"Try _URL_0_ Basically CC that can offer low tuition can't anymore because they can't make up the money"
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Why do scammers always seem to have terrible spelling/grammar? | [
"Bad spelling as actually a tactic used so that smart people will see it's a scam. As the scam is more likely to work on stupid people, they only want the stupid people responding."
] | [
"The best way to be successful at scamming is to only scam stupid people. Yes, there are smart people who get scammed, but in general, a good con artist uses a dummy check to eliminate the people who will cause trouble. So, when you scam, do something right at first that reveals the scam so you don't waste time on ... | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the text:",
"neg": "Represent the text:"
} |
Why is the death of citizens bad for government? | [
"First of all, the world is not facing massive overpopulation. Certain areas, maybe, but lots of Western countries are actually having the opposite problem. The birth rate is dropping there which can create difficult situations where a small group of work-capable people have to support a huge group of work-incapabl... | [
"What do you mean by downfall? This is still a dominant part of current culture."
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the comment:",
"neg": "Represent the comment:"
} |
Why is the entire middle east so unstable? | [
"A tl;dr would be Western Christians have been in and out of the area, claiming different lands for different reasons, taking wealth, and committing war crimes for the past 1000 years. As different Semitic groups slide between \"kill the infidels\" and \"might as well go along with it and make the best of things\" ... | [
"Why would you assume that America is like the rest of the world?"
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
If 3 people pee into a cup and it's analyzed for DNA evidence, what does the analysis say? | [
"There's virtually zero DNA in urine. DNA tests are most frequently done from cheek swabs or tissue samples."
] | [
"It's a blanket guess for fingerprints. Fingerprints can be the same, it's rare but can happen. DNA has been different everytime it has been viewed and going by the possiblity of your parents genetic material creating you there is over a one in one trillion chance they could make another exactly like you, genetica... | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
How does a brita water filter work? Where does all the other stuff go? | [
"Since you are asking specifically about Brita, I will limit my answer to the water filters they use. To my knowledge Brita filters rely on activated charcoal to filter water. The impurities are either attracted to and bind to the charcoal or are filtered because the impurities are too big to pass through the fine ... | [
"The round thing on the front is a filter. If you have a Brita water filter at home, you know how a filter works; stuff comes in, bad stuff stays in the filter, and purified stuff goes through. The gas mask does the same thing, except to air, and filters more compounds than a Brita does."
] | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Whats the difference between communism, democracy and a dictatorship? | [
"communism is an **economic system** where all properly is publicly owned (owned by everyone) and there aren't any classes, the phrase: to everyone according to their need, from everyone according to their ability, illustrates this concept. Everyone contributes as they can and gets what they need. If you can contri... | [
"North Korea is a democracy...but there is only ever one name on the ballot. North Korea is totalitarian no one really denies that. Its an absolute, hereditary, military dictatorship."
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the text:",
"neg": "Represent the text:"
} |
Why do humans have such a bad grasp of time? | [
"While we survived and grew as a species by being able to remember what didn't work from the past and plan for advancements in the future the main survival instinct has always kept us focused in the now. The now is there immediate danger is, where hunger and thirst are. The need to survive moment to moment is the m... | [
"No. No animal is capable of that kind of detailed thought to establish a religion. None of even close."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit post:",
"neg": "Represent the Reddit post:"
} |
What is the difference between Public Accounting and Private Accounting? | [
"It's more who you work for and what you have in your head as your main goal. Private Accounting, you are there to protect the company you are working for, to ensure they remain within the law. Public Accounting, you are making sure that other people are remaining within the law. This is a VERY generalized view of ... | [
"Associate: 2 year degree Bachelor: 4 year degree Master: 6 year degree"
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit text:",
"neg": "Represent the Reddit text:"
} |
Why does my chewing gum start to disintegrate if I chew it along with a piece of ice? | [
"This is all just a guess, so I can be completely wrong. Gum is merely rubber-like substance and saliva after you've chewed on it for a bit. The ice is freezing the saliva and/or causing the rubber to become less elastic. In either case, the result will be the gum becomes more rigid and brittle, thus becoming grain... | [
"Pour a bunch of sugar on a piece of paper. Put the sugar and paper in your mouth and chew it. Once you don't taste any more sugar, spit the paper out. Do you think you just consumed some calories even though you didn't eat any paper? The answer is yes. Same concept applies to gum."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit post:",
"neg": "Represent the Reddit post:"
} |
how can a man who isn't a child's biological father be forced to pay child support | [
"The priority of Family court is not being just or finding out the proper paternity. The priority is the welfare of the child. So if you have provided for the child for years and the child depends on you financially for their well being you have to pay. The court doesn't are if you were lied to it cares that the ch... | [
"Somebody has to pay for the hospital bills, paperwork, hours for attorney, etc..usually the mother can't provide and the adoptee are so desperate for children they will foot any bill to get what they want."
] | eli5_question_answer | {
"query": "Represent the Reddit post about Law:",
"pos": "Represent the Reddit argument about Law:",
"neg": "Represent the Reddit argument:"
} |
What makes one person intelligent (IQ 135) and another slow (IQ 95). Assume no physical brain damage, birth defects, etc. | [
"There are so many potential factors that there is no meaningful answer to this question."
] | [
"IQ tests attempt to measure mental aptitude (logical ability, mostly). They aren't very accurate for measuring how *smart* someone is, and because they rely on a particular language, it's unclear how much it's measuring ability versus reading comprehension. The original use of the IQ test was actually to measure t... | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit argument:",
"neg": "Represent the Reddit argument:"
} |
Why is genetically engineering embryos so that children aren't born with genetic diseases illegal? | [
"Ethics and morals are not black and white. Ive heard someone explain it to me as... Modifying embryos will have may benefits and many consequences ethically. Your affecting a future person's body against their will. It's an argument of rights. How would you feel if your parents deliberately chose your gender, hai... | [
"Everything can be identified at a DNA level. If we know, for instance, that a certain series of protein gives resistance to a disease, we can insert that DNA into mice and have them breed until we get lots of mice that are resistant. (Or, we can \"knock-out\" already existing proteins to make them susceptible) Yes... | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
How do we know space is infinite? | [
"Actually we don't. The geometry of the universe is flat (meaning no two parallel lines in the universe will intersect) ... this seems to imply that the universe is infinite, because the lines would go on forever. However, that's not entirely accurate ... because there are other possibilities where flat geometry ... | [
"If magnets are magic, is gravity magic too? Fundamental forces, yo. They run the universe."
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit post:",
"neg": "Represent the Reddit post:"
} |
why don't we build the aquatic equivalent of spaceships and explore the deepest parts of the ocean that way? | [
"because a perfect vacuum in space is only -14.5 PSI; the pressure at Challenger Deep, the deepest part of the ocean is [16,000 PSI](_URL_0_)"
] | [
"its the closest planet so its the most similar to earth in terms of year cycle, day/night, and temperature (distance from sun). people think we will be able to live on mars eventually, which is a good idea because earth will eventually destroy itself at the rate we are going. even if we cant live there, we could b... | eli5_question_answer | {
"query": "Represent the post about Science:",
"pos": "Represent the text about Science:",
"neg": "Represent the text:"
} |
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