query stringlengths 19 300 | pos list | neg list | task stringclasses 1
value | instruction dict |
|---|---|---|---|---|
How do cuts become new skin? | [
"Most of your skin is dead/dying cells. They are just there to act as a physical barrier. The living cells which divide and produce these dead cells are way below deep under the skin. So when you get a shallow cut, the layer of dead skin cells is destroyed but the living cells underneath survive and continue what t... | [
"What two types are you talking about? There are many ways to classify solar panels."
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the paragraph:",
"neg": "Represent the paragraph:"
} |
why do diesel motors have a much more “heavy duty” sound than regular gas motors? | [
"Diesel engines have no spark plug. Compression alone causes diesel fuel to ignite. As a result the compression needed in a diesel engine is much higher than a gasoline engine. To handle the nigh pressure inside the engine they must be made much heavier than a gasoline engine and the fuel explosion sound that is ma... | [
"it allows the engine to burn more fuel, because it provides a shitload of oxygen to your engine. there's only so much oxygen in the air, and your engine can only intake so much air too. also no2 is a better delivery mechanism than pure o2 for a bunch of reasons It puts serious strain on your car's engine and exha... | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the post:",
"neg": "Represent the post:"
} |
Why do carbon dioxide-consuming bacteria populations in the oceans not increase to counter the increase of CO2 levels in the atmosphere? | [
"The most photosynthesis is done by blue green algae by far, they are our largest source of oxygen and the foundation of the food chain. Unfortunately, our impact on the environment goes farther than CO2 emissions, and we’ve polluted the ocean so much that their [population has decreased by 50% since the middle of ... | [
"Yes, there is seasonal variation in atmospheric oxygen concentrations, but it's important to note that trees are not the primary source of atmospheric oxygen. Most of the oxygen in the atmosphere comes from phytoplankton in the ocean."
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence:"
} |
Why do bugs like to buzz around people's heads, even when being constantly swatted at? | [
"To answer the second half, bugs are generally not intelligent enough to recognize being swatted at is connected to what they are doing. They simply react on impulse to a swat by avoiding it best they can, then go right back to what they are doing. So it's sort of like \"Oh hey this tastes good\"....\"Something is... | [
"At least where I come from (Australia) it’s normally flys seeking moisture in the arid areas - trick is wear a dark shirt and work hard enough so that your back is sweaty and then they’ll land on your back instead of in your eyes or mouth or at least that’s my anecdotal experience. Other than that not sure."
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the passage:",
"neg": "Represent the passage:"
} |
What are the underlying hormones/chemicals that make us progressively hornier the longer we go without an orgasm? | [
"I know the answer for males. The testicles are designed to hold a certain amount of sperm. As the testicles make sperm they expand a little bit. When the testicles get too full it starts to press on something, I can't remember the name of it, but that thing sends a signal to your brain saying it wants to orgasm. B... | [
"Probably because of the refractory period - a period at which the body \"rests\" after climax. No one knows for sure why such a period exists for men, but a leading theory is that after orgasm, there is an increase in the chemical prolactin. Prolactin inhibits another chemical, dopamine. Dopamine is responsible fo... | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the comment:",
"neg": "Represent the comment about Psychology:"
} |
In the US, what’s the difference between a road, street, avenue, way, terrace, etc.? | [
"It’s all over the place in the US. Some places have hard and fast rules (Avenue=north to south, Street=east to west) others don’t. There’s no standard convention for all cities and states in the US."
] | [
"* highway - generic term for a road you can drive fast on and that has few stop signs or lights * freeway - a highway without tolls * expressway - a highway with at least 2 lanes in each direction, a divider between each direction of traffic, maintains high speeds even through towns, and has interchanges rather th... | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
What does "differences within populations are greater than differences between populations", mean? | [
"To pick an example: imagine you want someone tall. Should you pick someone from the US or Canada? Well the average height of men in the US is 5'10 and the average height of men in Canada is 5'9. So do you say \"get me a US American!\" Well maybe, if that's all you have to go on. But obviously men in the US don't r... | [
"There are observed biological and physiological differences between different races. But there are also observed biological and physiological differences *within* races. The decision of which differences are big enough to count as a different race is entirely cultural."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
If alot of modern money is digital, whats preventing a country from just adding money to pay off debt? (Example why cant the US government just make $17Trill and pay off its debt?) | [
"Runaway inflation. The more money a country makes, the less each unit of money tends to be worth. Look up 1990s-2000s Zimbabwe, present day Venezuela or 1920s Germany for examples."
] | [
"There a ton of videos explaining it on youtube, or maybe not anymore as they deleted a ton of them... the federal reserve is a central bank that lends money exclusively to the United States government, it hold the debt of the government and charges interest on that debt (when you hear of the federal debt being in ... | eli5_question_answer | {
"query": "Represent the Reddit question about Technology:",
"pos": "Represent the Reddit document about Technology:",
"neg": "Represent the Reddit document:"
} |
Why do so many animals (including humans) enjoy music? | [
"We do not know and are yet to be able to research this area as it is very complex cognitive mechanisms involved. It is thought that the brain is constantly trying to predict what is going to happen next and gets a little reward every time its predictions are correct. And music tends to be very predictable but stil... | [
"Its not just humans. Lots of animals torture each other and other animals for fun."
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Does hospitals store AB+ blood? | [
"They do store it. Although AB+ people can take any blood, it's still better to give them AB+ blood (and also leaves more other blood for others)"
] | [
"Because all the other types of blood can be donated to other people. Better to use the single purpose blood before the multipurpose blood for the same job."
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
How does “zoning out” really work? | [
"Not an expert in any sense, but from what I understand, it depends on what you're focusing on. Much like concentrating so hard on a certain stimulus or activity, as in when you're talking to someone while someone else asks you something without getting your attention you lose track of what was asked or what you we... | [
"Does natural lighting, in fact, make it easier to concentrate?"
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit post:",
"neg": "Represent the Reddit post:"
} |
how do charging portals work that don’t have any actual contact between the metal in each device? How can energy be transferred through plastic cases on smart phones, the same way electronic toothbrushes just sit on a charging stand? | [
"A whole lot in modern electronics won't make sense until you understand \"electrical induction\" and once you do the concept of wireless charging is obvious. Electricity flowing through a conductor will create a magnetic field around it. Similarly a moving magnetic field will cause (or \"induce\") a current in nea... | [
"This is a really fast response, but there are little rubber rings that create seals between the phone cover and the body of the phone. That way the charging port and the battery and things stay dry because water cant actually go into the main part of the phone."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Why does boiling water make eggs harder but pasta softer? | [
"This happens because of the molecular structure of the egg and pasta, water is just the medium of heat transmission. Proteins in the egg are loose, when heating they break in smaller pieces that glue themselves and becomes hard. This is why the egg whites are transparent when raw and white when cooked. Hard pasta ... | [
"Salt doesn't make water boil faster, it increases the boiling temperature, making it take MORE time to boil. It also does the opposite to ice, decreasing the freezing point, making it colder. Add salt to water to cook food faster, not to get it to a boil faster."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence:"
} |
How do chromosomes pair up correctly during reproduction? | [
"The synaptonemal complex is formed, which is a protein structure, like a scaffold, which connects to every chromosome and guides each one to its counterpart. Helps to line them up properly so they can swap DNA."
] | [
"Yes, you are a 50% match to each of your parents. You're created by the fusion of a sperm cell from your dad and an egg cell from your mother. For most people, the sperm cell contains half of the father's DNA of 23 chromosome pairs - one from each pair. And the egg cell will contain half of the mother's DNA, again... | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit text:",
"neg": "Represent the Reddit text about biology:"
} |
How do states with no state income tax fund everything? | [
"Property and sales taxes. Florida doesn't have to charge a state income tax, since they attract so many tourism dollars that help fund the govt through sales taxes. Kansas took a hard right turn under the last governorship and tried to seriously cut taxes and spending, thinking it would boost the economy. and [it ... | [
"Not all lottery money goes to education, lotteries by themselves don't cover all the costs of schools, and the major problems with school systems have little to do with funding."
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the comment:",
"neg": "Represent the comment:"
} |
When you speed using Google Maps does it take that into account? | [
"Yes and no. Your speed is accounted for when they get the average speeds along your path. They mainly get the speeds of other mobile devices on your route to get an ETA. When data is insufficient, they’ll use posted speed limit data to factor into your ETA."
] | [
"I use Android, but it does the same thing. I think it just uses GPS to figure out where you spend time everyday and makes an educated guess."
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the post:",
"neg": "Represent the post:"
} |
What is Game Theory? | [
"Game Theory has nothing to do with what you're talking about. Rather, it's about setting up 'games' where there are specific rules and each participant has clearly defined interests - and then analyzing what the best strategies are. The Prisoner's Dilemma is the classic example. You've got two criminals who conspi... | [
"Bot explained how bots work. Thank you Internet."
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the paragraph:",
"neg": "Represent the paragraph:"
} |
why are Europe and Asia considered two continents when they're one land mass? | [
"Historically the divide between East and West was established by the longitudinal line of the Nile. So it’s kind of arbitrary."
] | [
"While not universally true (especially in the case of Europe who gets to be called its own continent for purely cultural/political reasons) A continent is considered to be the primary landmass on its tectonic plate. If you look at a map of tectonic plates: _URL_0_ You can clearly see that with a few notable except... | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why does poor circulation cause swelling/edema? | [
"If the heart isn’t able to pump the blood around the body, gravity takes over and you’ll see edema in the feet and legs (usually)."
] | [
"Your body is flooding your system with histamines causing inflamation, congestion, etc. in response to stress."
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
if diarrhea serves to flush toxins or bad stuff from your body, does taking an anti-diarrheal lock those toxins in, causing harm? | [
"Technically yes, I guess? Your body removes a lot of trash through your gi tract, but generally after the first bout of diarrhea, if you haven't removed the problem, you aren't making it better. Cholera comes to mind in this example. From a resource perspective, diarrhea is expensive, and can kill you. It takes a ... | [
"There are few different causes. What they all have in common is that too much liquid is traveling through the intestines. You can have different liquids. The 2 main culprits are water and oil/fats. If your body is not digesting or not absorbing the fat that you eat, you can get greasy, foul smelling diarrhea, beca... | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
How are there different temperatures of fire? | [
"Fire happens when something changes its form. Some things take less energy to go through this change. Heat is the release of energy. So fire is sometimes more or less energetic than other fires."
] | [
"It has a few different meanings in different contexts. What setting are we talking about?"
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the answer:",
"neg": "Represent the answer about finance:"
} |
Why do some cheeses have holes? | [
"The little critters that make cheese have different biologic processes. Some of them, to be a little crude, fart. The result of using those critters is that the gas they release can consolidate into bubbles, leaving holes in the final cheese."
] | [
"Why do some parts of the world call gasoline petrol?"
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
How does fire emit light (the sun, a candle, a fire, etc.)? | [
"When you put energy into an atom the electrons move farther away from the nucleus, but they want to go back to normal. To do that they need to get rid of that energy. Electrons get rid of that energy as electromagnet radiation. Depending on the strength it comes out as heat, radio signals, or light. Edit: the ligh... | [
"> How do things catch fire without flame I.e just from heat? The only reason a flame can set other things on fire is because of the heat it generates. So the reality is that the **only** way to catch things on fire (ignoring unusual chemical reactions) is from heat, and other flames just happen to be one way to pr... | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
What is bleach made from and how does it kill germs? | [
"Household bleach is actually a mixture of chemicals, Its main constituent is a solution of ~3-6% sodium hypochlorite (NaOCl), which is mixed with small amounts of sodium hydroxide, hydrogen peroxide, and calcium hypochlorite. Sodium hypochlorite is used on a huge scale in agriculture, and industries such as chemic... | [
"Bleach kills the Ebola virus pretty quickly. It's also destructive to living human cells, which is why we can't douse contagious people with concentrated bleach, however once the fluids have left the body, bleach on. Heat, cold, and exposure to UV rays from sunlight also kill viruses, just not as quickly as bleach... | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the answer:",
"neg": "Represent the answer:"
} |
why are most states’ capitals not their largest city? | [
"In many cases the capital was chosen to be as centrally located as possible, which explains Springfield, IL, and Jefferson City, MO. In other cases it was chosen to move development and economic activity from the coast to the state's relatively undeveloped interior; this was the case with Austin, TX. Sometimes the... | [
"It really usually has less to do with states, than size of Metropolitan areas. The states you mention have large metropolitan media market. In fact, if you look at _URL_0_, you will see that most of the major media markets have sports franchises. Outside of the historical oddity of Green Bay, almost every franchis... | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the comment:",
"neg": "Represent the comment:"
} |
How do mold/mildew resistant shower curtains work? | [
"It's all down to the material the curtain is made from and waterproofing chemicals. Synthetic fiber, Nylon, and Polyester curtains with high thread/fiber count have natural water resistance because of the properties of the fibers and how tightly woven they are together that sheds off water rather than absorbing it... | [
"The material is relatively cheap, easy to clean, doesn't degrade with constant contact with water, and doesn't absorb odors or smells. All these are desirable attributes for choosing the material to make a toilet."
] | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence:"
} |
How boxers are able to remain standing yet are unable to defend themselves during a boxing match until the ref calls off the fight. | [
"Speaking from experience .. It's like the lights are on by nobody's home .. Know what I mean ? Kinda remember it kinda don't .. Basicly you're just unconscious but you haven't fell down yet lol"
] | [
"It is bad form to leave your gloves on. Leaving on a helmet that has a plastic visor is considered bad form by some. Both combatants should want to be in the fight; attacking someone that does not want to fight is bad form. However it is also bad form to back down from a fight, especially if you had done something... | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
why do skin burns look different on different body parts? | [
"There is a lot of metal in the handle of a pot, and so it can deposit a lot of heat into your skin. This means it can do a lot of damage to your skin. But a soldering iron is small, and so it can't dump as much heat. So, even if you burnt the same part of your hand, the burn from a pot's metal handle would be much... | [
"Why are noses different in size, why are people different heights, why do we have different hair colors?"
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence about Biology:"
} |
What are gearbox ratios? | [
"It's the ratio between the number of teeth on the input gear to the number of teeth on the output gear. For a ratio of 4:1 (4), the output gear will complete 4 revolutions for each revolution of the input gear. For ratios where the input gear has more teeth than the output, speed will increase at the cost of torqu... | [
"Automatics have traditionally operated using planetary gearsets. Due to the way they function this allowed 3 forward gears, neutral and reverse. That was pretty normal until approximately 1980. Next generation Automatics added an overdrive. This allowed 4 forward gears. This has been the standard in most cars unti... | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the text:",
"neg": "Represent the text:"
} |
Why do babies seem to weight more than they do when they are sleeping? | [
"When they're sleeping, they're \"dead weight\" because they aren't actively trying to balance themselves in your arms. It's much easier to carry around a stiff object rather than a limp one because it has less fluctuating centers of gravity. When an object is limp, its weight will be shifting more, which means the... | [
"If you ever had a kid you can tell right away that the kids aren’t even close to new born. They get babies that are a few months old and put gunk on them and when strangers hold them they cry."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Why do thick books set off the alarm when going through security at the airport? | [
"It's the same thing with Magic: the Gathering cards. From the side, the cards (or in your case the pages of the thicker books) look like a bunch of blades. Taking them out of your bag should help get through without additional checks."
] | [
"They may have more bomb sniffing dogs walking the airports, extra police walking around observing... most of the security is at one checkpoint, checking people who are about to board a place. But as the Belgian attacks showed this week, there is also a need for more patrol of people who have no intention of going ... | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit comment:",
"neg": "Represent the Reddit comment:"
} |
How does a 3D printer work? | [
"A 3D printer uses plastic for \"ink\" that comes in long strings. To print, the plastic is heated just above its melting point and then sqeezed through a nozzle onto the rest of the object you're printing. The temperature is chosen so precisely, that the plastic hardens within a second or two. So what a 3D printer... | [
"Are you asking how a wheel works ?"
] | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit passage:",
"neg": "Represent the Reddit passage:"
} |
Why do AA and AAA batteries not shock us when touching opposite ends with wet fingers, but licking a 9 volt battery does? | [
"First of all, your saliva is much more conductive than your skin. Secondly, 9 volts is times stronger than 1.5 volts."
] | [
"Alkaline batteries produce hydrogen gas inside the battery cell when recharged. This pressure pushes out a strong base (which is corrosive just like acid). This forms white fluffy stuff when it reacts with the air (Potassium carbonate). Recharging batteries can be caused by two unequally charged batteries lined up... | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Why are Firecrackers so dangerous in enclosed spaces? | [
"Putting fireworks in a closed environment and the expanding gasses can't go anywhere thus blowing out where the structure is the weakest. This is more so when fireworks are underwater. Water can't be compressed and the ball of expanding gasses goes in all directions thus blowing toilets clean of the wall. Putting ... | [
"Why is election on weekdays instead of weekends?"
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit paragraph:",
"neg": "Represent the Reddit paragraph:"
} |
How did identity and identifying people work before pictures? | [
"For stuff like forensics, we were just asking one another about people based on facial features / hair color / eye color. At some point, we started sketching pictures based on the descriptions, which still happens today. & #x200B; In your example, if the famous scholar was known for some distinctive mark (unique ... | [
"To be a little less specific, what did people think the future in general would be like before the Industrial Revolution?"
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit post:",
"neg": "Represent the Reddit post:"
} |
Countries like America have a lot more money than they did 100 years ago. How does money get put into the economy? | [
"These days money is mostly created by the banks. When you take out a loan the money is created out of nothing. The bank says that you now have $100K to spend, and you owe them $100K plus interest. The vast majority of the non-physical money that circulates is simply debt to a bank. When you repay the loan, the mon... | [
"Transport is an important part of a country's economy. If all the oil were to suddenly disappear in your country, it would be a major problem. * Food, goods, materials - they wouldn't show up in the stores * Most people will be unable to get to work * The army would be reduced to foot soldiers, they are suddenly w... | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the answer:",
"neg": "Represent the answer:"
} |
why usual purchases with a card need something memorable (PIN code), but online purchases have their secret code printed right on the card? | [
"This is something that is changing in the EU. They are going to add in 2 factor authentication for cards. For example one of the cards I have requires me to unlock my banking app using my pin or fingerprint and approve the transaction. Effectively requiring someone to steal and unlock your phone and card. Current... | [
"Fraud prevention. Asking for the CVC is a much stronger proof that the purchaser actually has the card in question. The three digits of the CVC you are talking about are not stored electronically on the card so it can't be skimmed. Far from a bullet proof security measure, but does add security for remote transact... | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit post:",
"neg": "Represent the Reddit post:"
} |
What’s the difference between an artist ‘sampling’ something as opposed to ‘ripping off’ or plagiarising? | [
"There is a big grey area here and the law really isn’t much help since you have cases like “Blurred Lines” that are strongly reminiscent of a Marvin Gaye classic but are clearly not ripped off - and then you have things like “Bitter Sweet Symphony” which are clear (and mistakenly permitted) rip offs. And then you ... | [
"It depends on what you actually do with the artwork. If you attempt to pass the artwork off as your own for any reason, its plagiarism. If you attempt to sell your copy claiming it is the original, then it is forgery. If you attempt to profit in anyway using copies of the artwork, then it is a copyright violation.... | eli5_question_answer | {
"query": "Represent the post about music:",
"pos": "Represent the post about music:",
"neg": "Represent the post:"
} |
What’s the difference between gel, rollerball, and ballpoint pens? | [
"Ball Points use oil based inks which are stickiest. Roller balls come in 2 types: Gel Rollerball - medium stickiness. Water based Rollerball - least sticky. Mechanically they have the same design at the tip, varied for the viscosity of the ink base (oil, gel, or water). Edit: Some water based roller balls are so ... | [
"There are paints which are not particularly adhesive. Watercolors for example. All he would need to do is use one of those kinds of paint for the ends of the paper sheets."
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why so many animals enjoy being petted? | [
"Probably just mammals; I’ve owned fish and iguanas and they’ve never wanted to be pet. In mammals, physical, non-violent contact releases oxytocin in large amounts. It’s basically a drug to let us know we’re all right. I bet if you didn’t have tv, Reddit, a gf or other hobbies, getting a little affection would mea... | [
"Why do you have so many lips and chins?"
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the document:",
"neg": "Represent the document about Biology:"
} |
Why is it that the first 10-20% of most IPhone battery’s are used up within the first 20-30 minutes while the last percent can sometimes last up to 15-20 minutes? | [
"Two things are happening. First, it is not easy to tell how charged a battery is. The only thing you can really tell from a battery is the voltage. From that, and previous study of the battery, software in the phone and the battery can estimate the remaining charge. Secondly, as the charge in the battery gets low... | [
"Not really, most modern phones have a feature where they deactivate charging until they drop to like 97%. Since most phones have a decent standby time, it doesn't get charged for more than like 20min in 8hr."
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
How are soda cans recycled when they have a plastic film inside them? | [
"There are dozens of YouTube videos about that, but the basic process involves melting everything down and separating the aluminum from the not-aluminum. A technical term for undesirable matter in melting and smelting is *dross*."
] | [
"The plastic lids *used* to be not recyclable but that's no longer the case. The reason was the plastic lids were a different type of plastic from the bottles."
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the sentence:",
"neg": "Represent the sentence:"
} |
Why do self-driving cars use a rotating camera instad of a binocular setup for depth perception? Wouldn't it reduce the ML required? | [
"AFAIK the rotating thing on self-driving cars is not a camera but a lidar (like radar but with visible light) which gives the distances to the surrounding objects and the car computes a 3D model of the area with that range data."
] | [
"> Can a self-driving car keep tabs of all the pedestrians around it too? Yes. A self-driving car also has (depending on how its implemented) a 360 degree field of vision, and has a reaction time that exceeds human reactions by an order of magnitude. A computer can begin stopping the car before you've even *notice... | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit comment:",
"neg": "Represent the Reddit comment:"
} |
How do fish reproduce? | [
"The female fish will find or make a nesting area (here in Florida, in freshwater you can see rings near the shore, and those are tilapia nests). The female will then find a mate and bring him to the nest. The female will drop her eggs in the nest. Then the male drops a cloud of sperm on amd around the nest, which ... | [
"What do you want to know about them exactly?"
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the passage:",
"neg": "Represent the passage:"
} |
Why we can't actively hallucinate | [
"So NaD, but my limited understanding is that psychotropic drugs and psychedelics rely on already in place neurochemical pathways, and excite the shit out of them by imitating naturally occurring neurotransmitters to produce serotonin, dopamine, and a few others. So basically, the stuff that makes you high and hall... | [
"Because instinctively if we can't move we can't escape danger"
] | eli5_question_answer | {
"query": "Represent the title about Biology:",
"pos": "Represent the answer about Biology:",
"neg": "Represent the answer:"
} |
What do accountants do? | [
"They keep track of either company or personal finances for the purpose of reporting or distribution of profits. The most common association with accountants is that they gather documents from people and prepare their tax returns, so they know how much to pay the government. The rest of the year, accountants are ke... | [
"What do you want to know about them exactly?"
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
How does Clear allow someone to “skip the security line” at airports? | [
"It's a more extensive background check. Basically determines you're not a risk so you can skip the line. Everyone else they dont know who you are so you have to go through security."
] | [
"Be there early. After that, you can literally just walk up to airport staff and ask what you need to do. Find the check in area to get a boarding pass - > go through security - > find your gate where you board the airplane."
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
- what's the difference between 3G, 4G, and LTE when using mobile data? | [
"It is all based on Frequency or speed of the signal. 4G/LTE are at a high frequency/speed, which means more Data per second. This results in the faster speeds. It is more limited by range than 3G. Because 3G has a lower frequency, it can travel further distances albeit at slower data speeds."
] | [
"3G is the Third Generation of mobile phone transmissions. The First Gen is calls - analogue services were the original thing, though now everything is digital. 2G was data transfer around the early 2000s, that is, WAP, GPRS, and EDGE. 3G is simply the next generation - it's faster than 2G because of a new generati... | eli5_question_answer | {
"query": "Represent the question about Technology:",
"pos": "Represent the document about Technology:",
"neg": "Represent the document:"
} |
Whatever happened to those weird noises affecting nearby speakers when we received a call on a cell phone back in the days, as illustrated in the link? | [
"Only 00's bois will remember, or however kids are talking these days."
] | [
"At one point in time, pay phones had a little strip above the keypad which had its phone number. That’s just my memory of them from childhood. I don’t know that I’ve touched one as an adult. As for someone just magically knowing the number of the phone you’re walking by; probably the same way they know where you a... | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence:"
} |
how the moon can drift away from earth despite earth’s immense gravity on the moon relative to other celestial objects | [
"The Moon's gravity causes tidal bulges on the Earth directly bellow it. Because the Earth spins faster than the Moon orbits, the Moon gets pulled along by the bulges causing it to speed up while the earth slows down. Because gravity decreases exponentially most of this effect already happened long ago when the Moo... | [
"roughly they do. this is because the planets formed from a solar nebula, which is kind of like a cloud orbiting around the sun on a flat plane. the fact the pluto doesnt orbit on a flat plane is part of the reason its no longer considered a planet"
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why does our brain/tongue make mistakes on tongue twisters? | [
"It's not really a neurological thing, it mostly has to do with what your tongue is used to saying. It's physical. People who grew up speaking more complex languages will generally not have as much trouble with tongue twisters (or copying accents for example). It's a matter of what you're physically used to, and yo... | [
"The part of your brain that is associated with speech is activated, going through all the motions for speech, except your vocal chords don't move."
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the sentence:",
"neg": "Represent the sentence about Neuroscience:"
} |
What is the point of honorary doctorates? | [
"It's usually awarded to honor a person for their contributions to the field. It can also serve as a marketing tactic or promotion for a specific academic institution. Though of course it's not the same as earning a degree the usual way. Some people with honorary doctorates put \"Dr.\" in front of their name and ch... | [
"There is no such thing as guilt by association in the USA."
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the document:",
"neg": "Represent the document about Law and Entertainment:"
} |
Why are most phone scammers Indian or from around that neck of the woods? | [
"India was under British control, so India speaks a lot of English. Also anyone can learn tech skills for relatively cheap so many have those skills. Finally it's cheaper for companies to hire because there is a lot of cheap labor"
] | [
"It's illegal in a huge number of jurisdictions already. Where do you live?"
] | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
What causes unusual color patterns appearing on clouds? | [
"This is a pretty effect called cloud iridescence. The basic mechanism is that water droplets act like zillions of little prisms, scattering the light through refraction."
] | [
"Lack of sleep causes your blood vessels to dilate, which becomes visible through the thin skin under your eyes."
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
What's the difference between astronomy and astrology? | [
"Astronomy is the scientific study of the solar system, stars, galaxies, space basically. Astrology is the psuedo science, the fake science, of using constellations and zodiac signs to predict stuff about your life."
] | [
"It's to geometry what astrology is to astronomy."
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the post:",
"neg": "Represent the post:"
} |
What are the degrees of murder ? | [
"First degree usually means premeditated. You thought about it, you planned it out. Second degree murder is not premeditated, you got mad, and in the spur of the moment, you killed someone. The key for a murder charge is that you definitely meant to kill him. If you were just mad and punched him, and you acciden... | [
"It has a few different meanings in different contexts. What setting are we talking about?"
] | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document about finance:"
} |
Why is it so hard to stop peeing after you started? | [
"Mostly because it isn’t something you practice. If you practice, or are in a situation where you must, it won’t be so hard."
] | [
"Always making a habit of holding it when you really have to go pee helps the formation of kidney stones in the long run. I wouldn't recommend it. When you have to go, the best thing to do is go."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
How is plastic actually made? | [
"That depends on the type of plastic. Consider a ball pool for children. It is easy to bath in it, because its easy to move them away. So it's like a liquid. If you would now glue two balls together and make a new ball pool out of these, is would get harder to swim, as the two balls are not round anymore. Now imagi... | [
"1) Plastic is cheaper than glass. Plastic is also much more durable. 2) The substances stored in plastic are known not to react with the plastic bottles."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit answer:",
"neg": "Represent the Reddit answer:"
} |
As in movies, why is it that the bigger something or someone is the slower is appears to move? Eg. Antman in giant mode. | [
"It’s not just in movies. Think of ant and elephant The strength of your muscles is based on how wide they are. Being longer doesn’t make them stronger. As you get bigger, the cross-sectional area (width) of your muscle increases, but your weight increases more since you get longer too. For example, if you become ... | [
"If you had the thighs of gods and can jump at unhuman speeds, maybe. For the rest of us, no. The momentum change from jumping won't make a difference."
] | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document about Physics:"
} |
Why do pregnant woman sometimes crave strange food combinations? | [
"Lots of times it has to do with what the baby needs to grow, or some deficiency in the mother's body. Craving ice cream could be a sign of calcium deficiency, for example. Besides being important for bones and muscles calcium is important for the heart and nervous system."
] | [
"Do you also cough when eating popsicles and frankfurters/hot dogs? If so, it might be your technique."
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the answer:",
"neg": "Represent the answer:"
} |
What's the difference between a Technologist and a Technician? | [
"Technician actually performs work/maintenance on machinery. A technologist studies said machines looking for ways to improve on it"
] | [
"Can someone explain the difference between Dementia and Alzheimer's, please?"
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the argument:",
"neg": "Represent the argument:"
} |
What does meditation actually do to the brain? | [
"There are a few different types of meditation with a few different goals. One goal is to just relax. Another goal is to think clearly without fleeting \"automatic\" thoughts. By focusing on your breathing for example, you aren't distracted by fleeting or \"automatic\" thoughts. It relaxes you. By getting rid of t... | [
"So what is it about human physiology that makes this work differently for us?"
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit answer:",
"neg": "Represent the Reddit answer:"
} |
in what ways would it be benefitial to freeze Cows Milk (the blue capped bottles) in a household? | [
"Blue capped bottles mean 2% or 1% here in Texas (depending on brand). They do not mean frozen. I have never heard of freezing milk as a beneficial thing. In fact I think it would generally be a bad thing as it would cause the milk to lose homogenization and separate."
] | [
"> Is it possible to store milk in a freezer past? Only if said freezer is still around in freezer present."
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why do adults have more negatively visceral reactions to carnival rides and roller coasters? | [
"I am not sure 100% but I want to say it has to do with our understanding of consequence and mortality. This ride is fun but WHAT IF a bolt came undone and my 30+ years of life comes to an end on a silly carnival ride run by these \"professionals\"."
] | [
"Generally speaking they are more stimulating to their still developing senses. Brighter colours, kinetic visuals, more emphatic audio found in cartoons appeals more to the senses."
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the comment:",
"neg": "Represent the comment about Entertainment:"
} |
Why do stomach virus symptoms seems to start at night? | [
"Stomach viruses are normally contracted by eating contaminated food and they generally take 2-6 hours to start showing symptoms. So if you ate a contaminated lunch it would start showing in the afternoon or evening, and if you ate a contaminated supper it would show at night."
] | [
"If it from caffeine withdraw. There is a lot of caffeine in pop and when you suddenly remove it from your diet (or reduce it) your body starts having withdraw symptoms. The good news is that these symptoms only last a few days, and that is why they go away."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit text:",
"neg": "Represent the Reddit text:"
} |
So if a planet is bigger, does it mean that the horizon would be farther away and you could see "more" stuff? | [
"If a planet is bigger then it curves less rapidly which means that yes more stuff would be in your line of sight"
] | [
"When you are at the bottom of a pool and you look up the world seems to shimmy and wiggle around because of the water above you. It interfers with light passing though it. The atmosphere does the same thing, but to a way less extent (gas vs liquid). But there's also A LOT more atmosphere so you look for 1 directio... | eli5_question_answer | {
"query": "Represent the Reddit post about Astronomy:",
"pos": "Represent the Reddit argument about Astronomy:",
"neg": "Represent the Reddit argument:"
} |
What exactly is the Bilgewater inside a ship and what does it consist of? | [
"The bilge is the bottom of the boat. Ships typically get water in the bottom. That water is called bilge water. Depending on the type of ship and era, bilge water may have trash, fuel, Pooh in it."
] | [
"There would be urine in the ocean. What kind of information are you looking to have explained?"
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit paragraph:",
"neg": "Represent the Reddit paragraph:"
} |
Why are international borders in the mountains between Pakistan, India, Afghanistan, China etc. dotted on google's world map? | [
"These are disputed borders between the nations so Google does not draw them with a solid line."
] | [
"Because it's mountains too. You need to cross two major moutain ranges to get from southern China to India. The ranges aren't as high as the Himalayas, but they're high enough. You need to consult a topographic map of the region. Only Vietnam is open to China, and therefore was under heavy Chinese influence and wa... | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit post:",
"neg": "Represent the Reddit post:"
} |
why do journalists and authors often put brackets around words in seemingly strange parts of sentences? | [
"Those brackets indicate an inserted section, usually where when a word like \"it\" is used to, to explain what\"it\" was referring to. This is done for clarification purposes."
] | [
"The ... ordinarily is used to denote a part of a quote that has been left out. It is also sometimes used to denote that someone is trailing off in a speech. The .. is likely a typo, or something people have seen others do, and has no definitive meaning of which I am aware."
] | eli5_question_answer | {
"query": "Represent the post about Language and Writing:",
"pos": "Represent the document about Language and Writing:",
"neg": "Represent the document:"
} |
How come we measured the radiation from the Big Bang? | [
"The cosmic microwave background radiation is what we think is a remnant of the Big Bang because it's generally uniform - i.e. it's coming from everywhere, and not one particular source. This suggests that it happened as a result of the Big Bang's expansion, and as the universe expanded, this radiation became thinn... | [
"Infinite energy ? Well consider how small the whole universe used to be."
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit post:",
"neg": "Represent the Reddit post:"
} |
How can Latin truly be a "dead language" if we can still translate and learn it? | [
"The deffinition of a dead language according to Cambridge dictionary: a language that is no longer spoken by anyone as their main language. Latin in't spoken natively by anyone so it's a dead language"
] | [
"In addition to everything here, the Romans were the first ones to begin writing *everything* down. I mean these guys recorded everything even some really obscure things. It's really easy to study Latin and compare it to other European languages because it influenced everything and it's conveniently written down."
... | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the comment:",
"neg": "Represent the comment:"
} |
Can someone explain to me ping? The network term. | [
"Think of it like a call and response. If I ask the server if it can hear me, how fast does it get back to me? That's what a ping is."
] | [
"It sends them one after the other... and really, really fast. What are wondering about specifically? Edit: read the following answer"
] | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document about Technology:"
} |
How long exposure photography works. | [
"Imagine you have a grid of buckets, covered by a retractable roof. If you retract the roof while it's raining, the buckets will fill up with water. Suppose it's only raining over a very small region. Only the buckets under the rain will fill up, while the other buckets won't. Now, consider, what if that small regi... | [
"It is referring to how long it took to take the photo Leaving the shutters open longer lets in more light for detailed pictures of such objects"
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the post:",
"neg": "Represent the post:"
} |
How did peoples with different languages communicate during first contact in antiquity? | [
"Generally what happens is that both parties start pointing to objects and saying what the object's name is. After defining what things are and establishing a baseline for communication they start working into more complicated examples. There's a story about how Canada was named that the word Kanata meant village... | [
"A follow-up and related question: how about young people in other parts of the world in this time period? I.e. South Asia, China, West Africa, South America?"
] | eli5_question_answer | {
"query": "Represent the post about History:",
"pos": "Represent the post about History:",
"neg": "Represent the post:"
} |
How are wooden bows so flexible without breaking while the same type of wood used to make a table (for example) would break if you flexed it that far? | [
"I don’t know if they make tables out of yew, but the geometry makes a difference. A table is a slab designed not to bend, but to hold up a load. A bow is tapered towards the ends so the flex is distributed in a way the wood can support. Many bows are laminated to increase this ability."
] | [
"Its the difference between torsional strength (resistance against bending) and tensile strength (resistance to being pulled apart). The structure of the cracker is stiff which makes it strong against being pulled apart, but it doesn't have the flexibility required to bend. Bread on the other hand (I did just eat a... | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit post:",
"neg": "Represent the Reddit post:"
} |
fire is neither solid, liquid or gaz. So what is it exactly? | [
"Fire isn't a substance, it is a process. Chemical reactions, typically a fuel reacting with oxygen, will release heat that causes the byproducts to briefly glow. It isn't burning air, but things like tiny pieces of carbon soot. Plasma is a phase of matter (like solid, liquid, or gas) where the atoms can no longer ... | [
"Energy isn't made of anything. It's a property of matter. It's like asking 'what is tall made of?'"
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit text:",
"neg": "Represent the Reddit text:"
} |
why do girls typically have better handwriting than guys? | [
"The fine motor skill brain regions develop sooner in girls than in boys. Since handwriting is taught early on, girls have an advantage due to more naturally mature fine motor skills. [Source](_URL_0_)"
] | [
"Why are noses different in size, why are people different heights, why do we have different hair colors?"
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit argument:",
"neg": "Represent the Reddit argument about Biology:"
} |
Why does come in a glass bottle taste so much better than coke in a can/plastic bottle? | [
"Glass is nonreactive with the coke. Same with metal which is why McDonald's coke is best. Also glass bottles are made in mexico with real sugar."
] | [
"Beer will go flat sooner in plastic bottles, as it is much more porous (microscopically) than glass. By the way, beer is commonly sold in plastic bottles in places like ball parks."
] | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the paragraph:",
"neg": "Represent the paragraph:"
} |
Why is it okay to eat blue cheese, but not other things that are moldy? | [
"Different species of mold have make different byproducts as they grow, and not all of them are harmful. Through experience we know some that are safe, like those used in making cheese. (Yeast is also a fungus, but not a mold, and is used for baking and brewing.) When food around the house gets moldy from whatever ... | [
"Baby humans drink human milk. Baby cows drink cow milk. It's not a large step to try cow milk. There are hundreds of foods and drinks that are weirder like olives, cheese or alcohol."
] | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the argument:",
"neg": "Represent the argument:"
} |
Why did paleontologists believe dinosaurs stood upright and dragged their tails? | [
"Because they looked at the fossils they were finding and classified them as reptiles. Then they looked at extant reptiles and built their models on how those move and behave. The first models did not have them upright, they were modeled as [large, lumbering, quadrupeds](_URL_0_). It wasn't until a discovery of sev... | [
"We're the only primate to walk fully upright. Other primates walk with their arms as well as their legs. Plus other primates still live in jungles, forests, etc and spend time climbing."
] | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
How do bone growth stimulators work? | [
"Specifics depend on the specific stimulator you were given. But the basic way they tend to work is by altering the balance of osteoblast and osteoclast function. Osteoblasts form bone and osteoclasts \"eat\" bone (so that it can be replaced). Stimulators can make osteoblasts more active or reduce the activity of o... | [
"No. Antibiotics are a chemical that is designed to kill bacteria on its own by breaking down their cell walls. Antivirals do the same for viruses, and antifungals do the same for fungi. They do not pump your body with antibodies."
] | eli5_question_answer | {
"query": "Represent the Reddit question:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence:"
} |
What was Einstein’s meaning of time when he says time is only an illusion. | [
"Time is a dimension of spacetime. We move through it at what we perceive as a constant rate of one second per second. This perception isn't reality, at least in more extreme and curved parts of the Universe. The illusion is persistent because our experience is just with one tiny planet around one ordinary star."
] | [
"> As far as I'm concerned, Time isn't physical. Then you are concerned wrongly. Time is every bit as physical as space, they're intertwined as two sides of the same coin. Gravity, which is the bending of space in relativity, also bends time. That 'bending' is seen, to a human observer, as a clock ticking slower or... | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why do huge marine animals, such as Whale Sharks and Blue Whales, only eats small organisms like planktons and krills despite their enormous size? | [
"This is sort of like asking why elephants and giraffes only eat leaves if they are so big. It’s because leaves (and krill) are abundant and they just didn’t evolve to fill the niche of high-up predator. Contrary to the case of sharks and bears and lions etc in which part of the reason those animals are large is to... | [
"Sea turtles ARE prey to sharks, tiger sharks to be precise. The reason why most sharks don't eat them is because the shell is really hard and it damages their teeth. Why risk damaging your most important weapon when you can go for softer prey? Tiger sharks however have specially designed teeth for cutting through... | eli5_question_answer | {
"query": "Represent the query:",
"pos": "Represent the sentence:",
"neg": "Represent the sentence:"
} |
How did monogamy become so normalized across almost all cultures and religions? | [
"Humans are a pair bonding species that forms monogamous pairings naturally in order to raise offspring. It is an evolved trait that has existed for all of recorded human history and likely extends far into pre-history."
] | [
"It has been and is socially acceptably in a huge range of cultures, and not just Japan. From ancient Rome to the modern Netherlands, it has long been enshrined as acceptable in both law and custom in many different places and specific contexts. I humbly submit that you're confusing your own location with the rest ... | eli5_question_answer | {
"query": "Represent the Reddit post:",
"pos": "Represent the Reddit sentence:",
"neg": "Represent the Reddit sentence:"
} |
If exercising makes your heart stronger why are amphetamines and anxiety bad for your hear? | [
"Increasing you heart rate is like a car going faster: through exercise is like using the gas pedal normally to control the acceleration of the car; amphetamines, anxiety, drugs like cocaine is like your car going off a cliff to go faster. You’re going faster, but you’re probably going to die in the end. Cheers."
] | [
"Asthma medication for people that don't have asthma supposedly gives them better cardiovascular performance and lets their lungs breathe better. Doesn't make a difference in my experience though."
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the paragraph:",
"neg": "Represent the paragraph:"
} |
How come dry skin doesn't absorb moisture from showers and continually stays dry, but lotion helps? | [
"Your skin can soak up water, but it will evaporate rather quickly. In contrast, oil doesn't evaporate (much). So when you oil up your skin, it stays oiled."
] | [
"Because the key isn't \"just\" scrubbing. It's first about exfoliating, so not just washing, but using a very rough texture (like a loofah) on warmed, wet skin, to scrub off those dead skin cells. If you're having a tough time, be patient. Do a little every day, not a lot over one shower. Could take a week. Second... | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
How do medically induced COMA's work and what makes them safe? | [
"A combination of sedatives and (sometimes) paralytics. We do it here in the ICU all the time. Often it’s done to stop people from bucking the ventilator, but also to reduce metabolic demand. People heal better when they’re breathing properly and all available energy is being devoted to the healing processes needed... | [
"- Your brain basically go into \"sleep\" mode just like a computer. Most times you go into coma so your body can progressionally repair itself. - There is a lot of variables that can wake a person up from coma, but normally you're in a safe place like a hospital, where your brain will eventually \"start\" your fun... | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the comment:",
"neg": "Represent the comment:"
} |
What is happening in our body when we faint? | [
"Do you want cause or effect? Cause: bump to the head or not enough oxygen to brain. A bump to the head would be a defence mechanism from the sudden jostling of the brain to protect it. I think the same thing goes from a shock, stress, fear, pain... I don’t know for sure. Not enough oxygen getting to the brain is t... | [
"Your brain is telling your body to make room."
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the argument:",
"neg": "Represent the argument:"
} |
What consequences will Huawei Users have now that Google had to revoke their android License? | [
"\"Existing Huawei smartphone users will be able to update apps and push through security fixes, as well as update Google Play services. But when Google launches the next version of Android later this year, it may not be available on Huawei devices. Future Huawei devices may no longer have apps such as YouTube and ... | [
"It is to prevent phone manufacturers to add the Google Play Store and have it work without agreeing to Google's terms which include bundling some Google Apps with the phone."
] | eli5_question_answer | {
"query": "Represent the title:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
Why do “opposites attract” (opposite people attract)? | [
"They don't. Studies have shown no real statistical evidence that opposites attract, contrarily similar people tend to have longer, more stable relationships. It is mostly a much repeated myth."
] | [
"The only part i have insight for is what makes them attractive and possibly why. We find symmetry attractive and we tend to be attracted towards people of a similar attraction level (10s like 10s, 2s like 2s). Hope this helps."
] | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the comment:",
"neg": "Represent the comment:"
} |
Why does toothpaste and mouthwash give that intense cold and sometimes spicy feeling in your mouth, when it isn’t actually cold or spicy? | [
"The neurons that are sensitive to cold are also triggered by the presence of the flavour compound menthol. So a drop of menthol mouthwash on your tongue sends basically the same message to your brain as a drop of cold water would."
] | [
"Mint gums have minty additives that irritate the mouth and give you the impression that flavor is still there. Think of toothpaste. Toothpastes have additives that irritate the mouth and give your mouth a sensation that we come to associate with being \"clean\". So the sensation from mint gums lasts longer than t... | eli5_question_answer | {
"query": "Represent the Reddit title about Dentistry:",
"pos": "Represent the Reddit document about Dentistry:",
"neg": "Represent the Reddit document:"
} |
What caused Adolf Hitler to hate Jewish people so much? What were his specific problems with them? | [
"It was not only hitler and the nazis that really hated Jews. Overall, a lot of people disliked them. A lot of Europe was still in bad shape because of the Great Depression and the after effects of WW1, and the unemployment rate was high. A lot of Jews were well educated and had safety through good jobs. After some... | [
"The Rothschild family is Jewish. They were court Jews, meaning that they were the bankers for royalty back in the day. Through this they gained a lot of money, power, and influence. At the turn of the 20th century (1900) some Russian wrote The Protocols of the Elders of Zion which was a made up book that pretende... | eli5_question_answer | {
"query": "Represent the post:",
"pos": "Represent the comment:",
"neg": "Represent the comment:"
} |
How do we restore missing blood after a blood donation?? | [
"Taking bkood from your body lowers your blood pressure, and triggers your bone marrow to start making more. Its more complicated than that.. But.."
] | [
"There is a new, and less painful way of donating bone marrow where you it is pulled from your blood stream. It feels like donating blood, but it last for several hours. It is called peripheral blood stem cell donation."
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
Why does tickling make us laugh and smile even though we hate it? | [
"Tickling usually on our most vulnerable spots like the ribs, neck, etc is usually where we are most likely to get attacked. This stimulus of touching (tickling) these spots sends a signal to the hypothalamus which is our pain but also laughing control center. So the stimulation of this center controls both and as ... | [
"Your reaction to tickling is a defense mechanism. You are ticklish on your most sensitive parts so when they are touched your reaction is to fight it. The reason you laugh is so your parents will not hesitate to tickle you when you are young helping you build up defense techniques. When you tickle yourself you fee... | eli5_question_answer | {
"query": "Represent the Reddit title about Psychology:",
"pos": "Represent the Reddit document about Psychology:",
"neg": "Represent the Reddit document:"
} |
Why do brain cells die so quickly without the supply of oxygen? compared to other cell types in the body? | [
"Brain cells have an high demand in terms of energy... IE sugar, oxygen and many other metabolytes. The higher the demand, the quickest is the death when starving"
] | [
"Pharmacist - Bone marrow contain a special type of stem cell. These divide and multiply. Under the influence of various hormones, some of them mature into the various cellular components of blood. While there are many types of such cells they are generally referred to as white or red blood cells. One of the treatm... | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit argument:",
"neg": "Represent the Reddit argument:"
} |
How do squats build ab muscles? | [
"When you squat with heavy weights, your abs and lower back will work harder in order to stabilise your spine. They act similar to a weight belt, creating support so that you dont just cave in under the weight. While squats aren't the best abs building exercise, they can definitely help with overall core strength."... | [
"Pulling and pushing use different muscles. Your pulling muscles are stronger than your pushing muscles."
] | eli5_question_answer | {
"query": "Represent the Reddit query:",
"pos": "Represent the Reddit post:",
"neg": "Represent the Reddit post:"
} |
What does politics have to do with racism besides the policy change? | [
"Not sure quite what you're asking here. Politics can be racist, eg. policies that hurt disadvantaged races, practices and attitude that exclude them or speech that attacks them. It can be anti-racist, eg. pretty much the opposite. Can it be neutral? Probably only in specific areas, where there are no race-related ... | [
"Because it is ultimately about economics, in particular industry regulations, which is fundamentally a political issue."
] | eli5_question_answer | {
"query": "Represent the Reddit title:",
"pos": "Represent the Reddit document:",
"neg": "Represent the Reddit document:"
} |
How does CO2 trap heat? And why is it that methane traps even more heat? | [
"The sun's energy comes to earth largely as visible light. CO2 and methane are transparent to visible light. The light heats up the earth. The warm earth radiates energy back into space, cooling it. The energy radiated back out is primarily infrared light. CO2 and methane are opaque to infrared light, so they preve... | [
"Burning \"fossil fuels\" like oil and coal is worse than burning trees (which was our main fuel until the mid 1800's) because it releases carbon that has been hidden away in the earth for millions of years instead of hundreds like with trees. Carbon dioxide is a \"greenhouse gas\" which means it acts like the glas... | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
What happened during the other interglacial periods? | [
"Can you clarify your question? You are asking about what happened across the entire planet during numerous spans of thousands of years. A lot of stuff happened."
] | [
"An ice age is a geologic period in which permanent ice sheets exist on the poles and glaciers in the mountains. We are currently living in an ice age. The previous ice age ended 250 million years ago, just before the first dinosaurs evolved. Dinosaurs probably never got to see a glacier. An ice age has glacial pe... | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the document:",
"neg": "Represent the document:"
} |
If everyone actually recycled their plastic, would using plastic be ok for the environment? Is not recycling the real issue? | [
"Recycling still has an environmental impact, although less than manufacturing new plastics. Not all plastic can be recycled either, and recycling is not very profitable. We used to export a lot of our recycling to China, but they don't accept it anymore, leading to a shortage of places to process it. So while recy... | [
"It would probably depend on what the goal is. The benefit from recycling paper is you need to cut down fewer trees. The goal of recycling aluminum cans is to save on mining more aluminum. The other goal of both is also the main goal of recycling k-cups: keeping them out of landfills. Carbon footprints are a secon... | eli5_question_answer | {
"query": "Represent the question:",
"pos": "Represent the post:",
"neg": "Represent the post:"
} |
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