query stringlengths 19 300 | pos list | neg list | task stringclasses 1
value | instruction dict |
|---|---|---|---|---|
Why does driving with the air conditioning on decrease fuel economy? | [
"The AC in your car does not use electricity. It uses a compressor driven by a belt attached to your engine. The amount of energy or 'work' required to drive the compressor is significant and causes the decrease in fuel economy."
] | [
"The move to smaller engines (Inline-4s and V6s instead of V8s, etc.). Engines are being made out of lighter materials, as well. Cars are more aerodynamic, etc. The biggest affect I've found on my own personal fuel mileage is the driver. If you drive like there is a glass of water balancing on your dashboard and y... | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence:"
} |
Noise Canceling Headphones | [
"Every sound is a wave in a medium. That means, sounds are vibrations in the air. Like a wave in your pool. Now, if you have ever been splashing in the pool, you may have noticed that two peaks of a wave, when they collide, will make a bigger wave. Also, a peak and a trough (the dip) , if they collide, they sort ... | [
"Coke: Can Dr Pepper: Bottle Barq's (Root Beer): Bottle Mountain Dew: Can Source- Caffeine Addict"
] | eli5_question_answer | {
"query": "Represent the Reddit title about Technology:",
"pos": "Represent the Reddit paragraph about Technology:",
"neg": "Represent the Reddit paragraph:"
} |
The Napkin Ring Problem | [
"Take a sphere and drill a hole in it such that the height of the remaining hole equals some number h. The remaining shape is known as a “napkin ring.”The napkin ring problem deals with trying to find the volume of the remaining sphere, and the consequences of this was interesting, no matter how big the sphere, so ... | [
"The Art of War in the Western World - Archer Jones"
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document about Education:"
} |
vodka is 40% alcohol. What does the remaining 60% taste like if separated from the alcohol? | [
"I work for an ethanol manufacturer. We sell pure 190 and 200 proof into many different markets. There are some MAJOR vodka brands that purchase our 190 proof ethanol, add water, and sell it as their own. The remaining product in your vodka after removal of ethyl alcohol should be pure water. If you used shittier v... | [
"If you extract the alcohol out of a beer, it's not going to be 5% of alcohol in the extract. It's going to be 100%."
] | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Why does liquid rock and metal glow? Why doesn't water behave the same way? | [
"Everything glows, depending on its temperature...the higher the temperature, the higher the frequency of light emitted. Water, even boiling water, is not hot enough to emit light in frequencies our eyes can see."
] | [
"It's a state of matter. Matter is something like metal or plastic or sand or rock or water or steam. The state of matter means whether it's solid, liquid, gas or plasma. Plasma was only recently discovered. It's basically superheated gas. For example, let's look at ice. Ice is a solid, but when you heat it up, it ... | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the document:",
"neg": "Represent the document about science:"
} |
How Game shows always have alot of money and/or valueable stuff to give away | [
"Advertising revenue from large tv audiences cover the cost of prizes. Generally speaking the same value of goods is given out each time, a value that was determined by the network based on how much viewers they expected to have. Generally speaking prize based shows have been among the most consistently profitable ... | [
"Because pieces of art that require no skill are just a crime ring scheme to be able to exchange large amounts of money without arousing suspicion."
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence:"
} |
why didn't crystal Gale mangum get charged with anything in the Duke Lacrosse scandal? | [
"Not entirely sure, but it's probably because 1) she was the nominal victim (according to the corrupt DA) for a while, so it wouldn't have made sense to charge her until the team was exonerated, and 2) she later got brought up on murder charges, so... she's already in prison, and guess nobody wanted to bother pilin... | [
"we dont impeach them for sexual escapades we impeach them for lying about it in congress big difference, well documented, go read a little bit"
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit post:",
"neg": "Represent the Reddit post:"
} |
How do velocities near "light speed" add up? | [
"They add up the same way near the speed of light that they do very far from the speed of light actually! It is just that, for velocities nowhere near the speed of light, the way they add up is *very* close to just simply adding them. But, if we have velocities u and v, then their sum s is s = (u + v) / (1 + sqrt(u... | [
"You can't travel the speed of light, so it automatically invalidates your question. Changing the question a little bit so that you're going almost but not quite (ie 99.999999%) the speed of light, everything inside the train will work as normal. Weird shit only happens when you start dealing with things that are m... | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the document:",
"neg": "Represent the document about Physics:"
} |
Explain scientifically how 2 woman's periods can sync together if they are around each other? | [
"There isn't much evidence that this actually happens beyond what would be expected by coincidence. Any two periodic events that aren't even multiples of each other will eventually sync up for a while. Then confirmation bias kicks in."
] | [
"Yeah I guess you have \"more eggs in the bank\" but you still only ovulate 1 egg a month (two if you're going to have fraternal twins). When a woman has a period it only releases one egg, so it will continue to do so after stopping birth control. It's not like they are all saved up and then dropped when birth cont... | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the argument:",
"neg": "Represent the argument:"
} |
On survival shows they sometimes eat poisonous spiders. How can something that has enough poison to kill you by biting be ingested without harm? | [
"There are lots of things that if you were to inject them into your bloodstream you'd be harmed but that if you eat are easily destroyed by your stomach without doing notable or any harm. When a spider bites you it's straight to your blood."
] | [
"\"Highly poisonous\" is a broad category. If it's so poisonous that once you taste it, even if you spit it out, you're dead, then the taste wouldn't matter to help prevent you from dying. On the other hand, if it's deadly only if swallowed, but you won't die if you taste it and spit it out, then standard evolution... | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Why are all doctor's handwriting so messy, and how do pharmacists decipher what the prescriptions say? | [
"Pharmacy side: If we aren't 100% sure, we call and ask. That being said, there are fairly standard dosing for most medications and standard anotations. For example, Z-paks are 99.999% of the time 2 tabs on day 1, 1 tab daily days 2-5. So even if the doc writes iiT PO OD D1, we know s/he meant QD instead of OD. (QD... | [
"Yes, which is exactly why there are \"drug interactions\" warnings on medication, why your doctor asks what medications you are currently taking, and why they have you talk to a pharmacist when you pick up prescriptions."
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document about Health and wellness:"
} |
The difference between the AT & T/DirecTV merger and the squashed Comcast/TWC merger | [
"Comcast and twc merger would give them like 99% market share. AT & T and directv are not primarily even competitors. Direct's main competitors, Dish, and Comcast, twc will still be around. AT & T won't have a monopoly in the cell industry or the TV industry."
] | [
"The DOJ hasn't ruled yet on whether the merger is legal. The way it works is that the companies work out the financial details of the merger, and THEN the DOJ rules on whether it can happen. This is how it worked for other nixed mergers, like AT & T/T-Mobile and Worldcom/Sprint."
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the argument:",
"neg": "Represent the argument:"
} |
bermuda triangle. Is it really real? If it is, is it avoided by planes and ships? | [
"The Bermuda Triangle is the area in a triangle formed by Florida, Bermuda and another location, often Puerto Rico. (Different authors use different definitions.) This area, of course, exists, although it is not normally used as a geographic term. There is no evidence that it is particularly more dangerous than the... | [
"This whole thing was very much news to me and i had no idea it was even happening. How did they track the comet and know where it was going to be?"
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
What are the legitimate reasons as to why we don't have school through the internet? | [
"I'm sure people will disagree with me but I think \"going to school\" when you're younger provides forced socialization, where you interact with people of your own age in a constructive environment, and impartial judgement of ability, where teachers tell you that you suck because you suck, rather than you're \"try... | [
"In the real world why would anyone want to be a politician?"
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
If our cells are always dying and being replaced how does a tattoo last forever? | [
"The ink is injected in to the dermis layer which contains nerves, blood vessels, lymphatic and various other tissues. This layer is not only much more inner than the epiderms (outermost layer), it's also heavily inundated by immune cells ready to fight foreign infections. When the tattoo ink is injected into the d... | [
"Your bone marrow is growing new blood cells constantly to replace the ones that die off constantly. I don't believe there's some sort of schedule for that."
] | eli5_question_answer | {
"query": "Represent the Reddit query about Science:",
"pos": "Represent the Reddit sentence about Science:",
"neg": "Represent the Reddit sentence about Biology:"
} |
Can someone please explain Fermat's Little Theorem? No, I don't mean his Last Theorem. I'm really confused. I understand what the mod function does, but I don't understand how it's used here or what the theorem as a whole is saying. Please explain the different parts of it, and its proof. | [
"First, what is (mod n). Modulus is an operator that can be thought of as the remainder--well, sort of, I won't go into the more rigorous definition. So 7 (mod 3) = 4. FLT says a^(p - 1) = 1 (mod p). So if you take a number a, raise it to power of a prime minus 1, you'll get 1 (mod p). This is incredibly important;... | [
"It's pretty simple. Someone wants to know something. Let's take multiplying an even number by an odd number gives you an even number. (obviously this isn't an unsolved math problem, but it is easy to deal with and understand) They realize that for every number they can think of this is true, yet they want to know ... | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
What exactly is that "library smell" that all libraries have? What exactly am I smelling? | [
"I like to smell books and magazines whenever I read them, is it toxic in any way?"
] | [
"Molecules from it break off and float around in the air. Your nose picks them up, and your olfactory center \"reads\" them. Yes this means exactly what you think it means, when you smell poo."
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the comment:",
"neg": "Represent the comment:"
} |
Why do you smell burnt toast before having a stroke? | [
"Generally speaking, you don't. It's from a Canadian Heritage Minute commercial about the first brain surgery for epilepsy."
] | [
"Do you also cough when eating popsicles and frankfurters/hot dogs? If so, it might be your technique."
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit paragraph:",
"neg": "Represent the Reddit paragraph:"
} |
Why are standardized tests timed? | [
"Figuring things out quickly is part of scholastic aptitude, which is what the SAT is intended to measure. So no, I don't agree with you. It's not about measuring education per se. Edit to add - dealing with time pressure is also part of scholastic aptitude."
] | [
"*How do we measure results?* Standardized testing. *When do we measure results?* Why not every couple years, starting in third grade. *But third graders don't know how to take standardized tests.* Teach them how. *What results were we measuring again?* Uh, ability to pass standardized tests."
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why can't I keep a straight face? | [
"It depends entirely on what you are trying to do. For example, if you are trying to perpetuate a lie to somebody (be it a self-serving lie or a comedic lie) your focus will be on the lie and that you are telling a **lie.** I think I may take it to extremes, I lie all the time to everybody and I use it to get what ... | [
"In the real world why would anyone want to be a politician?"
] | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
ELI 5: the pros and cons of raising the minimum wage. | [
"Anecdotal, but: When I was 16, I worked in a video store. Staffed by no fewer than two people, by policy. Minimum wage went up, policy changes to being allowed to be staffed by one person until 5pm. The thing is, any cost that a company has to pay for, including paying its employees for, is directly passed on to t... | [
"If we stop paying the fee, the terrorists win."
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the passage:",
"neg": "Represent the passage:"
} |
What is the space time continuum? | [
"There are three dimensions of space: Length, width, and height. There's one dimension of time. Physicists weave these four dimensions together into the continuum because you can't really experience one without the other."
] | [
"Because in a vacuum a moving object has no resistance acting on it. Clarify the second part of the question please."
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit answer:",
"neg": "Represent the Reddit answer:"
} |
How to simplify square roots, such as √99 into 3√11? I just can't understand this concept. | [
"okay! so basically you divide while it's still inside the square root. so √99 = √(9•11)=(√9)•(√11). √9=3. so √99=3•√11=3√11."
] | [
"Let's get rid of the algebra, and just use numbers: 1) 30 + 40 = 70 2) 2 + 3 = 5 Now we can add these together, and we get: (30 + 40) + (2 + 3) = 70 + 5 This is exactly equivalent of your example, where we take two equations and add them both together. Hopefully you can see how it works here. It works with your ex... | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the passage:",
"neg": "Represent the passage:"
} |
How does hypnosis work? Can you be hypnotized to act against your will? | [
"Hypnosis is real, but it's not what you think. It's guided meditation basically. The subject is walked through meditation to enter a state of suggestibility. A subject typically will not do anything they don't want. Not everyone can be hypnotized and a subject has to be willing because guided meditation doesn't wo... | [
"Hypnosis is helpful for relaxation and changing what people are paying attention to. As such, there has been peer-reviewed research showing that hypnosis can reduce anxiety and provide pain relief. Hypnosis can't force someone to do something that they don't want to do (i.e. commit suicide.) While what the princi... | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the paragraph:",
"neg": "Represent the paragraph:"
} |
how birds can carry messages ti random places, as in Game of Thrones | [
"It doesn't really work that way. Homing pigeons can carry messages, but only in one direction - home (hence the name.) If you live in London and want to send a message by pigeon to Cambridge, you have to use a pigeon from Cambridge. That pigeon will only fly to Cambridge and no where else. If you want want to send... | [
"Who knows? Why do my teeth rot and fall out in mine. It's all in a *dream book* somewhere"
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
how is the universe expanding in all directions from all points? | [
"Think about a balloon. When you inflate it, it expands at all points on the rubber not just from one point. If you draw a few dots on it, it's a bit easier to visualise from A < - > B < - > C to A < - - - > B < - - - > C"
] | [
"> since the Universe is estimated 15 billion years old, what would we see, if we saw more than 15 billion light years into space? You can't. Time began at the start of the big bang. Furthermore we can see pretty damn close. But only up to the point, because the physical laws of universe didn't really exist in the ... | eli5_question_answer | {
"query": "Represent the query about Physics:",
"pos": "Represent the passage about Physics:",
"neg": "Represent the passage about Physics:"
} |
Why do Scandanavian women have last names like "Thorisdottir or Brynjarsdottir", but men have names that end with "Sen or Son". | [
"Your last name is your father's first name plus \"son\" or \"dottir\" as might be appropriate. And yes, this does make tracing lineage beyond a generation or two more difficult. So Anders Thorbjornsen and Annie Thorisdottir probably aren't siblings (or maybe they have the same mother and are half siblings), but An... | [
"\"Mc\", \"Mac\" or, sometimes, \"M'\", come from the Gaelic word \"mac\" meaning \"son\", or \"mhic\" meaning \"wife\". So \"McCarthy\" is the anglicised version of the Gaelic \"Mac Cárthaigh\", which means \"son of Cárthaigh\". It's similar to the English \"-son\", with \"Johnson\" meaning \"son of John\". Relate... | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why is math in America not all taught in the same class? | [
"American here. We do a more gradual growth with math where all subjects build upon each other. Every year you have a different math class so you can grow and Conquer a mathematical subject as opposed to trying to conquer the entirety of the subject of math as math is very Broad. For instance, geometry is more adv... | [
"Do you want all of your math to be in negative numbers? Because that's how you get all of your math to be in negative numbers."
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit text:",
"neg": "Represent the Reddit text about Physics:"
} |
How can water be so slippery, and yet such a terrible lubricant? | [
"Water is a great lubricant, except for it's low boiling point. That's why it's so effective at making your car slip off the road. Tires are specially designed to minimize it's lubricating effects, but they often fail. To adapt to this \"problem\" human skin swells and gets sticky when wet, the \"pruney\" effect fr... | [
"Pure salt is lethal to everything. You are lucky to have a thick skin so you could walk on it all day and only get very thirsty. A fish could not get more than a few flops. Snails and slugs glide on their secretions which is not a good transport mechanism on salt. It will not work. Pour a pound of salt down your t... | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the passage:",
"neg": "Represent the passage:"
} |
How did Jack become a nickname for John? | [
"> The name Jack dates back to about 1,200 and was originally used as a generic name for peasants. Over time, Jack worked his way into words such as lumberjack and steeplejack. Even jackass, the commonly used term for a donkey, retains its generic essence in the word Jack. Of course, John was once used as a generic... | [
"Smith is a person who makes things. Johnson is son of John, still an exceedingly popular first name. Jack is a variation of John."
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the passage:",
"neg": "Represent the passage:"
} |
how am I cold in Florida at 60 degrees but warm in Pennsylvania.. | [
"An atmosphere which has a higher density of water (e.g. high humidity) - and has been cooled, will require more energy (in the form of heat) in order to return it to it's starting temperature, compared to an atmosphere with lower density of water. In this scenario, you are the heat source, and will therefore be mo... | [
"Your wasps are most likely holed up inside the nest, keeping each other and (more importantly) the queen warm and alive. Also, lol, 50 degrees is cold for you. Come up to Montana sometime :)"
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the text:",
"neg": "Represent the text:"
} |
When there's something floating in your drink why does it always run away from your finger when you try to get it out? | [
"Surface tension causes water to push up your finger, making things nearby go \"downhill.\""
] | [
"Do you know how when you hold the end of the straw in your juice box? And when you pull the straw out it still holds juice? Same thing. Now stop playing with your juice"
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the sentence:",
"neg": "Represent the sentence:"
} |
Why is it extremely hard to draw circles with my left hand, while simultaneously draw squares with my right hand? | [
"I imagine it's because you're putting your mind to it. There are piano players who can play a really complicated song on the piano and also maintain a conversation because they aren't necessarily realizing they are actually playing the piano. Try to draw a six with your hand AND maintain drawing a circle with your... | [
"A drawn line is just a visual reference. It makes it easy to check if your line is still straight without using complex visualisation. It's easier to draw a line once and simply compare rather than continually imagine a line whilst trying to cut something. Drawing perfect circles is difficult because the human bod... | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
If swelling is the body's natural response to some injuries, why do doctors generally recommend doing things to reduce swelling? Isn't the swelling response there for a reason? | [
"[Recent relevant SciShow](_URL_0_). Sometimes your body goes too far and the swelling becomes more harmful than helpful as too much blood attempts to rush into the injured area to bring resources, and as a result it gets clogged up and at the very least is no longer being helpful. Ice reduces the swelling, allowin... | [
"1. Injury, however minor, may cause an immune response. 2. The introduction of foreign anything to the body typically results in an immune response, usually whatever you've been injected with (with some exceptions). The potential immune responses from these combined causes often results in swelling. This swelling ... | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence:"
} |
If a cast of a vinyl album (say, wood glue spread in a thin layer) were placed on a turntable, what would it sound like? | [
"The casting would be the inverse of the record. Instead of a groove, it would have a ridge and would not play in a standard record player. So you'd need to make a second mold off the wood glue copy. Which is pretty much the process of how a master is made in the first place. Plus wood glue is too fragile, and the ... | [
"Very simply (please don't add on to something here. It's explain like I'm 5, not a PhD ) The record as small groves on it that the plastic piece travels through as the record spin. The groves are jagged and curved to give off certain sounds, which are amplified by a speaker. Newer ones instead hooked an electric p... | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the text:",
"neg": "Represent the text:"
} |
The purpose of a Sorority and a Fraternity. | [
"Cynical types will tell you that they're there for rich kids to buy friends. This viewpoint isn't entirely inaccurate, but it omits a lot of good stuff frats do, like organized charity work and basically forcing study-buddies on you."
] | [
"The term \"Greek Life\" literally refers to the activities of fraternities and sororities. It's called Greek Life because most fraternities and sororities are named with three greek letters (Phi Kappa Alpha, Delta Iota Kappa, etc)."
] | eli5_question_answer | {
"query": "Represent the question about Education:",
"pos": "Represent the document about Education:",
"neg": "Represent the document:"
} |
How do trains (metal wheels on metal tracks) climb hills? | [
"I would imagine that it is a combination of the train's weight and the grade of the track. I am sure that when the railroads were built, the engineers in charge of the construction were aware of the metal-on-metal issue and simply made certain to never build tracks at a steep enough angle for slippage to become a ... | [
"That's *ballast*, and it helps keep the rails and ties in place so the train goes smoothly on the track. It also helps to drain water away."
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the sentence:",
"neg": "Represent the sentence:"
} |
Where does the worm in the tequila bottle come from and what does it mean? | [
"I was told it was used to test the tequila. If the worm didn't die by the time it sank to the bottom then the tequila was a bad batch. You might think this is bullshit but we know that if this is upvoted enough it has to be true."
] | [
"Do you also cough when eating popsicles and frankfurters/hot dogs? If so, it might be your technique."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit argument:",
"neg": "Represent the Reddit argument:"
} |
Explain Like I'm Five "the Higgs Bison" | [
"First of all you need to know that we don't know why gravity works. Ok, so you know how electricity was this big mysterious force that we couldn't explain? Then we found out a particle, the electron, was the cause. So that's kinda what the Higgs is, a gravity particle. It gives matter mass and gravity. Each atom h... | [
"From a more general perspective, there's this great video by Tom Scott - _URL_1_ - Why Computers Suck At Translation And enjoy the similarly brilliant - _URL_0_ - Adjectival Order: Why A \"Big Red Balloon\", not a \"Red Big Balloon\""
] | eli5_question_answer | {
"query": "Represent the post about Physics:",
"pos": "Represent the sentence about Physics:",
"neg": "Represent the sentence:"
} |
How are cranes, used to build sky scrapers, disassembled, once the building is built? | [
"The same process as erecting it, but in reverse. _URL_0_"
] | [
"They divert the flow of the river during construction then redirect it back to the dam once it's finished."
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the comment:",
"neg": "Represent the comment:"
} |
Why is Google Fiber so cheap? | [
"They are losing money. It's a loss-leader for a larger strategy. In the long term Google just wants people to have better connections to allow the delivery of other products and services. There isn't much belief that in the long run they are that interested in the bandwidth selling game - they are just trying to m... | [
"Guess which one is more effective at making them money? **The one they are doing**."
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why does a flight from London to Italy(2500km) cost about $70...but a flight from New York to Atlanta(800km) costs about $250 ? | [
"Do you mean $70 for a budget airline like RyanAir? A fair comparison would be Frontier Airlines, who offers round-trip flights from LGA (NY) to ATL frequently at $60 roundtrip. I've similarly gone from Philadelphia to St. Augustine (880miles), Minneapolis (1,172miles), and Raeligh (471miles) for $30-$60 through Fr... | [
"[This webpage](_URL_1_) lists the prices of tickets on the Titanic. A third class ticket was about $40 in 1912 money, or between $300-$700 in 2013 money. First class was $2973 for a berth, or a whopping $84,000 for a suite in today's prices. The Hindenburg was about 1000RM, or $450 one way in 1937, according to [t... | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the paragraph:",
"neg": "Represent the paragraph:"
} |
Why does my computer need a 15 pin VGA port to connect to another screen, while my DVD player only needs the two contacts of an RCA cable? | [
"VGA doesn't contain any audio so for the purposes of this question we can ignore the red and white cables which are used for stereo sound. The VGA plug allows for separate red, blue and green signals (as well as timing instructions on other pins) whereas the yellow RCA connector is used for composite video. Compo... | [
"DVI-D is digital only. This means that both the device and the monitor have to support the digital signal. DVI-I combines digital and analog signal. This allows you to use it to connect either digital or analog devices. Specifically it allows you to connect a DVI cable to an [analog VGA connector](_URL_0_) with a ... | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Do animals such as cats and dogs have a predominant "hand/paw"? | [
"Yes. A predominant limb has been confirmed to most mammals. Curiously, their frequency rate is aproximately 50% righties and 50% lefties, compared to the 90% righties 10% lefties in humans"
] | [
"Here's a theory I've grown to favor: A large majority of humans are right-hand dominant. The right side of the body is controlled by the left side of the brain. It also happens that the left side of the brain is typically the 'hotspot' for language production in humans, even in people who are left-hand dominant (e... | eli5_question_answer | {
"query": "Represent the query about Biology:",
"pos": "Represent the comment about Biology:",
"neg": "Represent the comment:"
} |
Why is Evian water so expensive compared to others. Water is water isn't it? | [
"Spell it backwards, that is where your answer lies."
] | [
"Is coke cheaper than tap water or cheaper than bottled water? Bottled water has a huge mark up."
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
What is the smell of static on old tv's? | [
"Do you get a similar smell from photocopiers/laser printers? Some electrical equipment (especially that using high voltages) can generate ozone to the levels where you'll detect it by nose.. I've never heard of a TV doing it specifically, but there are some moderate to high voltages in the cathode ray tube of old... | [
"Although I can't understand what you're saying in the explanation, I think I know what your'e talking about. Old TVs emit a very high frequency noise that is constantly on, even with the volume muted. you might be hearing this from the other room."
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit passage:",
"neg": "Represent the Reddit passage:"
} |
How is blood circulation restored after an amputation? | [
"I'm not sure about this but remember reading it somewhere : There isn't a single big blood vessel that goes thought the whole body, instead there are lot of vessels and different paths, so when somewhere is amputated another path takes over."
] | [
"It has various uses and benefits. - It can help to stabilize a loose knee joint. - It can reduce sagging if you have big boobs or are overweight. - It can prevent blood build-up in your legs if you are required to sit still for a long time or have circulatory problems."
] | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit answer:",
"neg": "Represent the Reddit answer:"
} |
Why is the registered mark required on every photo/printing of that brand/image, even if it is clearly known to be registered? | [
"As far as I know, the ® mark is not legally required; it merely indicates that you [a] claim ownership of the brand/image, [b] have officially registered the brand/image, and [c] intend to take legal action against anyone who uses the brand/mark without permission. If a brand/image is not officially registered, bu... | [
"The merchandise is licensed not the vendors. They are perfectly legal as long as they have the licensed tags."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
How do electronic devices keep time even when they are turned off? | [
"They have a separate battery just for that purpose."
] | [
"If there is nothing plugged in, then no it will not use any electricity. For electricity to flow, there must be a complete circuit, and to complete the circuit you must plug something in. Some devices draw current even when they are off if they are plugged in, that may be what she is thinking of."
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Why does it seem like the former Axis members are well known for their cars? | [
"For Japan specifically, it's because that's one of the industries the US targeted when they were directing Japanese business how to rebuild and revamp their processes. It pretty much all can be attributed to a single operations/business guy the US sent there named Edwards Deming, (although later expanded on by To... | [
"Is it? I thought the point was that it was better for the environment."
] | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit text:",
"neg": "Represent the Reddit text:"
} |
what happens to the water used to make concrete? | [
"Concrete setting is a complicated process and depends on the materials used. But part of the process is the hydration of the ingredients. The water actually becomes part of the ingredients. The water remains but is part of the chemical components. Concrete is also produced which will set under water. The Romans un... | [
"They burn the food and heat up water. Then calculate how much energy is produced by the change in temperature."
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why does a car shifter wobble in odd patterns whenever you move it to drive or reverse or something instead of just going in a straight line? | [
"To stop you putting it into reverse by mistake. You really really don't want to do that, and the wiggles make it hard to do by mistake."
] | [
"You need to look at your gears backwards. You are trying to move the car to turn over the engine. Normally, you would use the engine to make the wheels turn. First gear is the gear in which the engine has the easiest time moving the car. Thus, it's the most difficult gear to turn the engine by moving the car. Top ... | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence:"
} |
Someone explain the difference in regular tremors, Parkinsons and Family Values Syndrome. | [
"Yeah, \"Family Values Syndrome\" is not a real thing. The guy was either joking, misheard whatever he was diagnosed with, or is simply a nut."
] | [
"From what I understand, it's only a certain type or subset of Tourrette's known as coprolalia."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Why do we get pleasure from stretching? | [
"_URL_0_ forgot to mention edit: Short explanation is you stretch, which increases circulation around your body and brings more blood back to the heart, as well as replenishing the oxygen in the lungs. If you yawn while you stretch this also brings more oxygen into your bloodstream, which feels good. It feels good... | [
"A follow-up question: Why do some people love that feeling while others detest it?"
] | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Why and how did Hawaii become a state rather than remaining a territory? | [
"> How? The population that lived there voted to become a State. They then went to Congress with that request and the evidence of their vote, the status of their economy, and whatever other information Congress wanted. > Why? Being a State grants your citizens more protections and rights. It also allows your citi... | [
"They have not chosen to apply to be States yet. Puerto Rico was close to voting to apply for statehood a few months ago though."
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the document:",
"neg": "Represent the document about American government and politics:"
} |
if inflation reduces the value of money every year, how do 99¢ stores continue to operate? | [
"They give you less and less for your 0.99 each year, or they discover new ways to squeeze their suppliers. There is a chain of shops in the UK called \"Poundland\" (everything £1) and \"The 99p Store\" (everything £0.99). I can't remember which it is, but they sell multipacks of AA batteries for £1 (or 99p). They ... | [
"It might be counter intuitive at first, but consider this: If you knew your money would be worth more than at this very moment, in the next day - would you invest it? You could get more for the same amount of money tomorrow. This is why deflation is a huge problem for any economy. People wont invest anymore, thus... | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the sentence:",
"neg": "Represent the sentence:"
} |
What's the difference between a protective order and a gag order when a judge wants to protect publicity of a trial? | [
"thoes are 2 very different terms. a protective order protects the victim of a crime from the perpetrator. the order of protection can be a stay away order meaning the defendant must stay away from the victim completely, or a refrain from order meaning the defendant cannot stalk harrass bully or otherwise cause ha... | [
"A gag order issued by the court? They are sometimes necessary to preserve the right to a fair trial, so they override freedom of speech. A gag order regarding a settlement or whatever? You don't have to sign that."
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the comment:",
"neg": "Represent the comment:"
} |
Why do blood sugars go up in the absence of food/calories? | [
"Your body stores food for later in the form of glycogen (a bunch of glucose molecules stuck together in long branching chains) and fat. If you don't eat for a long time, or exercise really intensely (like running a marathon) this will cause your body to break down the glycogen into glucose, which raises your blood... | [
"insulin can do that. Your body releases insulin (technically a hormone) to help process carbs in the food you eat. That can be one reason why people feel sleepy after they eat a big pile of pasta, for example. If a diabetic patient gets too much insulin in a post-meal injection, it can “fog” them so much that it c... | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the comment:",
"neg": "Represent the comment:"
} |
How does a black light cause things to glow ? | [
"The glowing is [fluorescence](_URL_0_), without going into too much detail, many materials absorb light of one color, and emit light back at a longer wavelength (lower energy). It happens all the time with many different materials. Normally you don't notice fluorescence because it's normally much dimmer than the l... | [
"Sometimes instead of being called neon colors they are called \"fluorescent\" colors. What makes them fluorescent is that they absorb light you normally can't see (UV light) and then release that energy as visible light. The result is that if you shine light that has UV in it (like sunlight or a blacklight) instea... | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the answer:",
"neg": "Represent the answer:"
} |
What happens the calorie energy when food spoils/goes bad? | [
"When food spoils, it's because microorganisms have moved in. Many bacteria and fungus create toxic byproducts, which is what makes us sick. The calorie energy is mostly still there, except for what has been consumed by those organisms."
] | [
"You can eat raw food, but it has to be right after the kill, otherwise bacteria begins to spoil it quickly."
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Why our hunger will eventually curb on its own (not indefinitely) if you just don't eat | [
"Your stomach releases a chemical called Ghrelin which tells your brain to make your feel hungry. If you do not consume food for a few hours, your body will undergo a process called ketosis, in which you start to digest fat and muscle protein, which satiates your hunger. Also, after a while your body realizes you'r... | [
"Because instinctively if we can't move we can't escape danger"
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why can't we add a lens to a camera that has a larger actual lens on the end but concentrates it to the sensor size to get extra light for images? | [
"Speedboosters do this but nothing is \"free\" in optics speed boosters shrink the image circle and require that the original lens be placed much closer to the imaging surface (film or sensor). Those two trade offs mean there needs to be a large supply of larger format lenses that were intended to have longer mount... | [
"A \"full frame\" sensor is the \"full\" size of a 35mm film frame while APS-C sensors are smaller, originally shrunk to make compact (film) cameras smaller. Given that the pixel count of the sensors are almost the same, the individual sensor elements (think of them as pixels) themselves have to be bigger in the fu... | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Why do PCs and Macs have different names? | [
"'PC' in the sense of a non-Mac machine is a contraction of 'IBM-compatible PC', which is how non-Mac computers used to be referred to."
] | [
"Because they weren't written for it. Though they appear similar, computers can be as different as consoles as time moves on. What you're asking is akin to \"Why can't I play Playstation 1 games on my PS4?\""
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
What does putting chalk on my pool stick actually do? And is it stupid not to use it? | [
"Chalk lets the cue tip have more friction when it comes in contact with the cue ball. The currently highest rated post is sort of incorrect. The chalk doesn't help at all when striking the cue ball in its center. But, the chalk helps enormously when hitting a cue ball above center (follow), below center (draw) or ... | [
"They are made with a blend of different moisturizers and aloe. Then, when the tissue comes in contact with your skin, the formula activates and releases to cool down your nose. Now, it doesn't actually cool anything, and the tissues aren't actually cool. It just feels cool. It tricks your skin. Yes, bed sheets cou... | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the comment:",
"neg": "Represent the comment:"
} |
In democratic countries, people must spend tens of thousands of man-hours every day talking about politics, government policy, party tactics, etc. In a totally authoritarian government, what the hell do people do all day? Surely there' some sort of "time vacuum" no? | [
"They still talk, they just talk from a government-approved script. I would argue that in an authoritarian regime where control of the population is more important they talk about these topics even more that they would in a non-authoritarian regime, since it's no longer just another piece of entertainment."
] | [
"How much do you know about forestry? Banking reform? Maritime rights? Bridge and road maintenance? Farm subsidies? Mineral rights? Education? Space exploration? Air traffic control? International trade? Endangered species? Military preparedness? The energy grid? Drug testing? Epidemiology? Civil rights? Likely, yo... | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the answer:",
"neg": "Represent the answer:"
} |
Why does Australia have such a good airline safety record (no commercial fatalities in jet era) despite having some of the world's busiest airways? | [
"One major factor will be Australia's natural geography and climate. Most aircraft disasters occur on the ground, not in mid-air. There are many airports in Europe and other continents which are situated in mountainous terrain, or other areas prone to poor visibility, high winds and the like. Often those places di... | [
"Two main reasons: Big commercial planes typically have more experienced pilots; they bring in more revenue for airlines and only fly for really big airlines, and so to make employing more experienced pilots financially viable, they're given the bigger commercial airliners. Some of the smaller planes are flown by h... | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Why do the characters in the first Harry Potter movie refer to the stone as Sorcerer's, if it is a British story and still titled the Philosopher's Stone in England? | [
"In British releases of the film, the actors say \"Philosopher's Stone.\" They filmed the scenes where they say the name of the Stone twice, once for each audience. Apparently JK Rowling regrets allowing Scholastic to make that change for the American release, but she didn't think she had the power to fight it when... | [
"Some of it has to do with the studio's perception of how the people will relate to the title. \"Dead men tell no tails\" is a pretty widely recognized line in the US, especially among those who have been on the Disney ride. Maybe it is not so well known in Sweden, or the Swedes aren't as fond of snarky lines about... | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the argument:",
"neg": "Represent the argument:"
} |
If beer is mostly water, how come I feel so dehydrated the next morning after drinking a few? | [
"Alcohol is diuretic, and drinking it will cause a significant loss of water inside your body."
] | [
"It's just a silly superstition. People say all sorts of things about mixing drinks & blaming it for hangovers. The reality is that drinking a lot of alcohol leads to hangovers. Period. Drinking whiskey after beer isn't the cause of hangovers. Hangovers are caused by getting drunk on beer & thinking it's a good ide... | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit comment:",
"neg": "Represent the Reddit comment:"
} |
Why is Obama backing the TPP with republicans? | [
"Basically, Obama's administration negotiated it so he thinks it's a good deal, or at least the best one they're gonna get. Republicans largely agree. Democrats are in favor of some limits, particularly to protect labor interests and the environment, that aren't present. More specifically, everyone agrees that the ... | [
"Trans Pacific Partnership is a large corp sponsored bill. With most of its negotiations and contents being kept secret. If that doesn't already make you feel strange. Its job on top of Pacific Free Trade is international Copy Right and Piracy Laws. It forces each signer to recognize a lot of international over sit... | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
why my cats want me to watch her eat? | [
"it's possible that they might want you to watch their back while they eat so no other cat or animal tries to attack them. or steal their food."
] | [
"hey you, I see what your doing. do your own research!"
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why can't we recreate the force of a sneeze on command? | [
"you can, take something small and pointy, scratch it on the inside of your nose a little bit, it forces a sneeze. just dont scratch yourself too forcefully"
] | [
"How do you know that you don't sneeze in your sleep?"
] | eli5_question_answer | {
"query": "Represent the post about Biology:",
"pos": "Represent the document about Biology:",
"neg": "Represent the document:"
} |
How does a Roth IRA work? | [
"A Roth IRA is a retirement account where you can contrubite post-tax income dollars each year into funds of your (or an advisors') choosing. The concept of [compound interest](_URL_0_) explains why it is important to begin contributing into a Roth IRA as early as possible. Since you already paid taxes on the contr... | [
"Are you asking how a wheel works ?"
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the text:",
"neg": "Represent the text:"
} |
What happens to bets in the event of a draw? | [
"No A draw is still a result so everybody loses their money Unless you were ~~smart~~ lucky enough to bet on a draw, in which case you probably just won a fair chunk of coin. Edit: Some bookies will include a full or partial refund if there is a draw, but there's no law saying they have to."
] | [
"The bookie always gets a cut, so no matter who wins at whatever odds, they win too. Just like with realtors."
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Would different liquids form different shapes when outside of their containers on the ISS? | [
"Nope. A sphere is the shape which has the smallest ratio of surface area to volume, so the surface tension of any liquid will tend to pull it into a sphere."
] | [
"It would probably boil off and freeze at the same time because of the absence of atmospheric pressure. Our common intuition about phases is incomplete, since we assume atmospheric pressure. This is analogous to why the liquid water in a pressure cooker can exceed 100 deg c. In the opposite sense, the boiling point... | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the document:",
"neg": "Represent the document about Science:"
} |
Why don't woodpeckers get severe brain damage? | [
"Because the woodpeckers that got brain damage from those injuries all died long before they mated and reproduced. The current ones have stronger necks and stronger skulls, and stronger attachments for their eyes. _URL_0_"
] | [
"No, many species are physiologically similar to people. The same imbalances that cause headaches in humans cause them in other species. Brain tumors give bears headaches. Rats can get hangover headaches. Cats have been disfigured by selective breeding and have sinus headaches."
] | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit comment:",
"neg": "Represent the Reddit comment:"
} |
how come car batteries can be recharged but your average flashlight battery can not? | [
"Some chemical reactions are reversible by applying current to the battery, others are not reversible. There are dozens of types of batteries, some use reversible chemistry , some don't."
] | [
"Because many people think that they know things that they really don't. For example, the idea that not fully discharging the device will make the battery die faster since you are always recharging it when it is near full capacity. This is only true for certain batters (mainly nickel) which is pretty much irrelevan... | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence:"
} |
How do officials in the US know there are '11-12 million undocumented immigrants' when, by definition, they're undocumented? | [
"Suppose you took a survey about how much bread the average person bought. You can then use the total amount of bread sold and the number of documented people to calculate an estimate of how many people aren't documented. There are many flaws you can probably figure out in this approach but this type of statistical... | [
"It would cost a tremendous amount and not solve illegal immigration one bit. The vast majority of illegal immigration is Mexican workers overstaying their Visas. They don't sneak across the border."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit argument:",
"neg": "Represent the Reddit argument:"
} |
What actually happens physiologically when a person "dies of old age"? | [
"Death by old age is a legal determination, not a medical one. When someone dies, there is always a cause, heart failure, stroke, asphyxiation, etc. A cause of death of old age means an elderly person died peacefully, without suspicious circumstances, and it really isn't worth the effort to find out exactly what ki... | [
"Stimulation of the vagus nerve can do that. Basically if you shit too hard, it stimulates a nerve that causes sweats, hot flashes, dizziness, etc."
] | eli5_question_answer | {
"query": "Represent the Reddit post about biology:",
"pos": "Represent the Reddit document about biology:",
"neg": "Represent the Reddit document:"
} |
International rules of war - who enforces them and what happens if they're broken? | [
"Historically, schoolyard rules. If you follow the Geneva Conventions, I will too. This is why the Germans were climbing over each other to surrender to the US and Britain at WWII's end - they had treated the Russians so viciously, they knew what would happen if the Russians got hold of them. Nowadays, I suppose th... | [
"It's only a war crime if you lose. The winners are the ones who get to decide what behavior was out of bounds during the war."
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
How does Pineapple have an effect on your 'taste' (sexually) | [
"It supposedly increases the sugar content of semen and thereby 'sweetens' it. There are other foods purported to have similar effects, particularly chlorophyll rich foods"
] | [
"One of the ingredients, temporary disables the part of your tastebuds that detect sweetness."
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the post:",
"neg": "Represent the post:"
} |
Why do cats eat plants even when it makes them throw up almost every time? | [
"That´s why. They eat grass to throw up. When they clean themselves they get a lot of hair down their stomach. They need to get rid of that."
] | [
"Your doggie sometimes eats grass to help with tummy aches or if they ate something that didn't agree with them. But dogs and cats also think it tastes yummy, so will occasionally have it as a snack. It doesn't always mean something bad! Edit: in your dog's case, he/she may have gotten into the garbage, eaten some... | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence:"
} |
How do we magically remember the lyrics to songs we haven't heard in forever? | [
"It is stored into our long term memory. The tune of the song triggers that memory/path in the brain and it recalls it. It's like when someone asks you a question and you have no idea, but they prompt you with a small detail and suddenly you remember everything about it, like you just learned it. Something trigger... | [
"I think it might be different for everyone. At least for me, there are some songs that I instantly love and simply listen the hell out of them, most of the time until it bores me. There are other songs, however, that I'll listen to them the first time and think, meh...and the more I listen to it the more I like i... | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the paragraph:",
"neg": "Represent the paragraph:"
} |
How can animals be born and know how to walk straight away, whereas humans have to learn it? | [
"Animal mobility has to do with maturity at birth. Humans are born so immature because we have big brains and walk upright, so we have to be (relative to our final size) small to squish through small pelvic bones. Animals who walk on all fours typically don't have this limitation."
] | [
"Its a natural instinct which causes you to do this, look at animals in the wild they have these instincts from the moment they are born and it works for Humans too :)"
] | eli5_question_answer | {
"query": "Represent the Reddit question about Biology:",
"pos": "Represent the Reddit answer about Biology:",
"neg": "Represent the Reddit answer:"
} |
What is the difference between PDF documents and BMP/JPG/GIF/PNG documents? | [
"PDF's can \"understand\" that text is different from images, and so they can compress the text much moreso than an image. BMP/JPG etc either do not compress at all, or they compress as an image, and don't recognize text. That is not entirely accurate, buts a LI5 explanation. Ninja edit, fixed quotes"
] | [
"Flash games use vector graphics. App store games use bitmaps/textures etc."
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit text:",
"neg": "Represent the Reddit text:"
} |
Why is the AR-15 not considered an assault rifle? What makes a rifle an assault rifle? | [
"So in ELI5 language, on the civilian AR-15, when you pull the trigger you get one pew. Not an assault rifle. Most civilian guns are 1 pew guns. On a real assault rifle, you have a switch that allows you to choose between 1 pew, sometimes 3-pews, and finally many-pews. So, when you have 3-pews selected, every time ... | [
"This is actually different from country to country, as specific laws can vary as to how guns are classified. Here is a broad set of guidelines, though: * Rifle: Gun with a shoulder stock firing a full-power rifle caliber round * Assault Rifle: Gun with a shoulder stock firing an intermediate-power rifle caliber ro... | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the paragraph:",
"neg": "Represent the paragraph:"
} |
Why I have never ending acne on my face but every other part of my part has perfectly clean and clear skin | [
"Your face has more oil glands than the rest of the body. Its the oil glands that causes pimples. It's also genetic. So people get pimples everywhere. Some just the forehead. I only get pimples near and around my jaw line."
] | [
"No seriously. Someone smart please answer this. Why is my genital skin darker than most all of my other skin. And darkening as I get older"
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the passage:",
"neg": "Represent the passage about Health and Wellness:"
} |
Is there any evidence to suggest miniature black holes can be created from particle accelerators? | [
"There are theories which predict that collisions with the energy of those in the LHC could produce particles which are effectively microscopic black holes. However, such a microscopic black hole would not destroy the planet. As you say, nature routinely produces much higher energy collisions than the LHC does. We ... | [
"They keep going unless/until they get absorbed by something. High energy ones will occasionally do strange things, like create matter/antimatter pairs of massive particles."
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the comment:",
"neg": "Represent the comment:"
} |
When soaking a portion of skin with a wart on it in apple cider vinegar, why does only the area with the wart hurt and not the regular skin? | [
"I had a wart on my finger once; I just chewed it off. Has not returned. 10/10 would recommend."
] | [
"As with many moisturizers, the probable answer is to look at all the ingredients of your lotion. Alcohol, acid, or sodium may be cause of stinging? Find a more pure formula if possible. For minor burns & minor skin irritations, I just snip a portion of stem from an aloe vera plant and rub the inner juice right on... | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the comment:",
"neg": "Represent the comment:"
} |
Why hasn't Anonymous gone after Comcast? | [
"In a related note: Would a DDOS attack on Comcast create a noticeable improvement on their normal service?"
] | [
"We shouldn't be reassured by anything they say. Full stop."
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
The difference between supermassive black holes and normal black holes. | [
"Mass and formation > 1. Stellar black hole. It forms when a massive star runs out of nuclear fuel and collapses under its own weght (supernova). > 2. Supermassive black hole. These holes hide in the cores of galaxies (including our own galaxy, the Milky Way). They have mass of millions of Suns. They can form whe... | [
"Because they rotate. Angular momentum spins them into a disk orbiting the supermassive black holes in their center. It is the same reason solar systems do not all collapse into their star."
] | eli5_question_answer | {
"query": "Represent the post about Physics:",
"pos": "Represent the argument about Physics:",
"neg": "Represent the argument about Physics:"
} |
How is it that people can be convinced they are wrong or crazy for believing something happened, even when it actually did? | [
"There's something called cognitive dissonance, which is a mental condition in which your brain is torn between two mutually exclusive ideas, thoughts, memories or concepts. It's an extremely uncomfortable state to be in, and the brain will jump through some pretty crazy hoops to resolve the situation. Most coping ... | [
"Because their parents, or other trusted authority figure, told them that it does. People believe a lot of stupid things just because of that reason and they'll continue to believe it even when presented with science."
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
why can't hydraulic fracking just use regular water? | [
"Of course some combination of less toxic chemicals could be used with enough R & D. The reason it isn't done today is there is no law or regulatory framework forcing the companies to do it, so instead they go with the cheapest, most efficient mix they can to make the most bucks they can. Fracking may have been aro... | [
"Drilling - exactly what you think. Like sucking out the milk from a bowl of cereal through a straw, then processing it further. Shale - it's kind of like traditional mining, except what you're removing is a rock that's rich in oil, which, again, has to be processed. Fracking - hydraulic fracturing - essentially us... | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit post:",
"neg": "Represent the Reddit post:"
} |
What is Obamacare, Medicare and Medicaid? | [
"Obamacare is a colloquialism for the Affordable Care Act, which does many things but primarily makes it illegal for insurance companies to gouge customers for pre-existing conditions which historically has made it difficult for them to afford insurance. Medicare is a system funded by payroll tax that helps old pe... | [
"| Democrat | Republican ---------|----------|---------- Philosophy | Liberal, left-leaning. | Conservative, right-leaning. Economic Ideas| Minimum wages and progressive taxation, i.e., higher tax rates for higher income brackets. Born out of anti-federalist ideals but evolved over time to favor more government reg... | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the sentence:",
"neg": "Represent the sentence:"
} |
On my smartphone, why is cellular data (LTE) blocked when using SMS or calling? | [
"This is a limitation from the Sprint network and the technology they use. An iPhone on AT & T or Verizon has simultaneous voice, data, and GPS."
] | [
"You can turn off \"data roaming\" in the settings, that will stop your alotted 2GB of data being used. It could have a different name, but its where the settings are to turn off wifi You can turn off wifi too, to save battery. > And how does the phone connect to the internet without WiFi? it just uses the data r... | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
How did the American accent become different to the original settlers' English accents? | [
"It's the English accent that probably changed the most. The way the English spoke in the 17th century is not the way they spoke from the 19th century through to today. The way the settlers (and the 17 century English) spoke would be more like you'd find in various east coast places from Boston to Atlanta. Accents... | [
"A lot of American actors spoke in a Mid-Atlantic (also called Transatlantic) English accent during that time. The accent was popular with the Northeastern elite and found its way into theater, movies and radio as a result. It's basically a mix of British and American accents without favoring too much of either. It... | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the text:",
"neg": "Represent the text:"
} |
Why are cars (and certain other purchases) of negotiable price? | [
"Most things are actually negotiable if done in person and communicating with someone with the authority to negotiate. It's just that uniform pricing helps with day-to-day purchases so you don't have to haggle with every single thing. But high-cost items such as cars and homes have enough variance that haggling is ... | [
"Cars wear out faster and need more maintenance (relative to their value) more frequently, but, mostly, it's because what's appreciating in value is the land."
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
What is the difference between Yellow and Gold and Grey and Silver? Is there a shine to those colors? | [
"Typically, Yellow and grey are \"flat\" colors, without a luster to it (shininess). Gold and silver do have a luster to them, they appear metallic."
] | [
"You can still get them in other colors. They're just not pre painting them like that as much anymore."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence:"
} |
How is it that an intermittent drip from a faucet can keep the entire pipe system from freezing ? | [
"Leaving a faucet on a slow drip keeps pipes from bursting when they freeze, not to keep pipes from freezing. If you put a can of soda in the freezer, when the soda freezes, the can might burst because water expands when it freezes solid. If you open the can beforehand, there’s more room for the soda to expand ou... | [
"Often times the knobs and connections to shut off the shower aren't working great so a small bit of water gets through which will drip out."
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
How do calluses form? | [
"Your skin typically has a layer of dead cells on its exterior, which gradually slough off, and are replaced by new cell creation from below. In areas that routinely experience friction, the mechanical activity can result in dead cells accumulating faster than they are sloughed off, resulting in a thickened tough l... | [
"They are more effective than not having one at all."
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the argument:",
"neg": "Represent the argument:"
} |
The "Seven Seas" and what a "Sea" actually is | [
"The term 'seven seas' _URL_0_ has referred to differing seas and oceans throughout the centuries and has a lot of cultural variation. Medieval Europeans and Arabs both wrote about the seven seas but they were referring to different groups of bodies of water for example. If you read 'seven seas' in a text you'll ne... | [
"It would be Canada from Greenland to Mexico."
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the argument:",
"neg": "Represent the argument:"
} |
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