q_id stringlengths 5 6 | title stringlengths 3 296 | selftext stringlengths 0 34k | document stringclasses 1
value | subreddit stringclasses 1
value | url stringlengths 4 110 | answers dict | title_urls list | selftext_urls list | answers_urls list |
|---|---|---|---|---|---|---|---|---|---|
eax4lm | where does all the food go? | Especially if you have a high metabolism where you’re not gaining weight and not pooping an equivalent amount to how much you eat. Where is all this excess food going? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/eax4lm/eli5_where_does_all_the_food_go/ | {
"a_id": [
"faymkwq"
],
"score": [
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],
"text": [
"Poop, heat, and consumed useful energy. You basically take the nutrients, break them down, make energy molecules, release a lot of heat along the way. Then, use this energy to build things like proteins from things you got from food (amino acids)... | [] | [] | [
[]
] | |
2uyt3g | if cellular radio waves are basically everywhere all the time, how do they not get blended with eachother? | Same goes for radio stations I guess. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2uyt3g/eli5if_cellular_radio_waves_are_basically/ | {
"a_id": [
"cocwrve"
],
"score": [
3
],
"text": [
"They all have slightly different frequencies, which makes it easier to tell the difference. \nImagine you're trying to pull one thing out of a box while blindfolded. There are three items in the box. Those three things are all apples, but you're ... | [] | [] | [
[]
] | |
2fd9va | how did we come to understand universal symbols for play, rewind, fast forward, and so on. what is the design of these symbols called? | Something I was thinking about recently is how a lot of devices like remotes, control panels, etc, all have these symbols that are shorthand for the function they perform.
Examples: _URL_0_
Like, 'star' has become pretty standard for favorite something, a heart/thumbs up is a like, and so on. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2fd9va/eli5_how_did_we_come_to_understand_universal/ | {
"a_id": [
"ck84amq",
"ck84gtg",
"ck84jvk"
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"score": [
2,
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],
"text": [
"They become ICONS by means of a general CONSENSUS as to what they mean.",
"We all understand them because culturally we've been conditioned to know that a thumbs up means \"good/like\", a heart mean... | [] | [
"http://cache4.asset-cache.net/xc/466037403.jpg?v=1&c=IWSAsset&k=2&d=B53F616F4B95E5538F961FB2DF43F838F6C0FB6433A47A7438F76B61711082D1"
] | [
[],
[],
[
"http://imgur.com/gallery/Lp0hn"
]
] | |
88g8jl | what is bicarbonate? | I am learning about the means of transport of carbon dioxide in my college A & P II class right now and I learned that 70% of CO2 is transported as bicarbonate dissolved in plasma. The only chemistry background I have is junior year high school chem, so I’m very confused about what bicarbonate is, especially in relatio... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/88g8jl/eli5_what_is_bicarbonate/ | {
"a_id": [
"dwkg7dc"
],
"score": [
3
],
"text": [
"Bicarbonate is HCO3(-). It acts as a buffer keeping your blood within certain pH values. \n\nIt is formed when H2O and CO2 are combined in red bllod cells by carbonic anhydrase(an enzyme) to make carbonic acid, H2CO3. This carbonic acid quickly ... | [] | [] | [
[]
] | |
1hxcls | what happens to prices/wages when a country implements euro as the currency? | I have friends in a country that is not in the eurozone yet, but there is talk of adopting euro as the currency. What would that mean in terms of prices? Even if the current food/domestic products prices may be way below the average EU price, I do not expect everything to stay at the same level. Will that mean people w... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1hxcls/eli5_what_happens_to_priceswages_when_a_country/ | {
"a_id": [
"cayuppg",
"cayupzm",
"cayv05b"
],
"score": [
3,
4,
6
],
"text": [
"In theory (and largely in practice) prices and wages will stay the same, just in a different currency.\n\nYou're correct in your implication that this means that goods and services can vary widely in pr... | [] | [] | [
[],
[
"Euro.no"
],
[]
] | |
10g9gu | how can an animal eat its own kind with no side effects but human cannibalism causes brain damage? | Deep down we're all 'animals'. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/10g9gu/how_can_an_animal_eat_its_own_kind_with_no_side/ | {
"a_id": [
"c6d76xu",
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"c6dcgvr",
"c6dl03u",
"c6dmwsm"
],
"score": [
17,
101,
5,
2,
2
],
"text": [
"Animals can't either; look up mad cow disease.",
"It isn't the human flesh that causes brain damage, it is the risk of parasites/prions in the human fl... | [] | [] | [
[],
[],
[],
[],
[]
] | |
f4gvat | why are people born with photographic memories? how does this impact psychological childhood development? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/f4gvat/eli5_why_are_people_born_with_photographic/ | {
"a_id": [
"fhqq12i"
],
"score": [
4
],
"text": [
"Photographic memory is a myth. Not a single case of it has even been found, so no one is born with it. Makes for great TV though. \n\n\nThere is such a thing as Eidetic memory, but only really found in children, disappears as they get older, and... | [] | [] | [
[]
] | ||
477hup | how were the first construction cranes built when there were no other cranes to reach or lift the heavy weights? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/477hup/eli5_how_were_the_first_construction_cranes_built/ | {
"a_id": [
"d0ar6hk",
"d0ar9se",
"d0avd4j"
],
"score": [
2,
3,
2
],
"text": [
"Cranes can construct themselves. You dont need a crane to build a crane. Its tricky but it can be done.\n\nYou could also easily build a crane by constructing scaffolding around it and putting it togeth... | [] | [] | [
[],
[],
[
"https://en.m.wikipedia.org/wiki/Gin_pole"
]
] | |
ehh4n9 | how it is determined that people who died while texting-and-driving were actually looking at their phone at the time of (or time leading to) impact? | I always wonder how it is determined that people who died while texting-and-driving were actually looking at their phones at the time of (or time leading to) impact. I feel like it’s a pretty serious accusation to make - as it, in a way, provides a rationale for their death.
I should clarify that I’m the most anti-tex... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ehh4n9/eli5_how_it_is_determined_that_people_who_died/ | {
"a_id": [
"fcjbvs3",
"fcjc5er",
"fcjdldq",
"fcje2c3"
],
"score": [
3,
11,
24,
6
],
"text": [
"No way to know accurately. But some estimates based on witnesses that saw the driver texting. Seeing sent text messages with that time stamp, etc. In general cellphone in hand... | [] | [] | [
[],
[],
[],
[]
] | |
1aukj8 | how does my hair get tangled so quickly? | I swear it takes all of 10 minutes for tangles to appear in my hair. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1aukj8/eli5_how_does_my_hair_get_tangled_so_quickly/ | {
"a_id": [
"c90y1vc"
],
"score": [
3
],
"text": [
"Entropy. There are more ways for your hair to be tangled, than untangled. "
]
} | [] | [] | [
[]
] | |
rcbek | why do i look up and the right when i'm trying to remember something? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/rcbek/eli5_why_do_i_look_up_and_the_right_when_im/ | {
"a_id": [
"c44ncoo",
"c44qjjr"
],
"score": [
2,
2
],
"text": [
"I look to the side, personally; I think looking in another direction helps you focus on something different quicker.",
"It's a microexpression. You're looking away as your brain tries to find the memory. \n\nPolice somet... | [] | [] | [
[],
[]
] | ||
2sspgm | how do scientists determine how much water you need to drink? | The amount of daily water recommended seems ridiculously high. You would think that if your body is capable of doing anything naturally, it would be to tell you if you need water or not (such a fundamental resource). How do scientists determine that we should be drinking beyond what our bodies tell us? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2sspgm/eli5_how_do_scientists_determine_how_much_water/ | {
"a_id": [
"cnshumz",
"cnsmqrj"
],
"score": [
3,
3
],
"text": [
"IIRC, the \"recommended amount\" of water per day has no real health benefits. Maybe a myth, may be a misconception.",
"The \"8 glasses of water per day\" thing is ridiculously high and is also a myth, apparently origina... | [] | [] | [
[],
[
"http://fivethirtyeight.com/features/you-dont-need-8-glasses-of-water-a-day/"
]
] | |
30odgd | why do we have summer and winter time? wouldn't it be easier to shift the clock half an hour in one direction and leave it that way all year? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/30odgd/eli5_why_do_we_have_summer_and_winter_time/ | {
"a_id": [
"cpuaq1r"
],
"score": [
2
],
"text": [
"It started as a way to help farm families manage work and school time. It stuck because it saves many millions of dollars in energy each year. Reduces stress on the power grid and other benifits. Adjusting humans can be done, the sun just is so s... | [] | [] | [
[]
] | ||
2o7y6u | why is it conservative media in the us usually stands against minorities in alleged police brutality cases? | I'm black and am studying in the US, but my country of origin is elsewhere. I understand the rationale for conservative support for low taxes, less government regulation etc; but I don't get why they would be on the side of the police in cases of alleged excessive force. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2o7y6u/eli5why_is_it_conservative_media_in_the_us/ | {
"a_id": [
"cmkkrbr",
"cmkkrpk",
"cmknlxp"
],
"score": [
5,
5,
5
],
"text": [
"I think you'd have to provide some specific evidence here. Most of the stuff I've seen is them pointing out in the Michael Brown case that the rest of the media was really quick to label him a blameless... | [] | [] | [
[],
[],
[]
] | |
n2emz | why we think pirates talk the way they do | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/n2emz/eli5_why_we_think_pirates_talk_the_way_they_do/ | {
"a_id": [
"c35q6a9",
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"score": [
10,
8,
2,
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2
],
"text": [
"_URL_0_\n\nNumber 6.",
"What we came to know as \"Pirates\" (e.g. treasure maps marked with an \"X\", schooners, the Black Spot, t... | [] | [] | [
[
"http://www.cracked.com/article_19482_6-absurd-pirate-myths-everyone-believes-thanks-to-movies.html"
],
[],
[
"http://tvtropes.org/pmwiki/pmwiki.php/Main/AmericanAccents"
],
[
"http://www.cracked.com/article_19482_6-absurd-pirate-myths-everyone-believes-thanks-to-movies.html"
],
[],
[
... | ||
1rsqkz | what is math and why does it work? | what is math. We have algebra,calculus etc.but what is math in real world? I know it might be a stupid question but is math only something we use to describe our world , or why does it even work ,what does it even study, did we discovered math or did we invented math, why there even is math?...you know, the thought bef... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1rsqkz/eli5what_is_math_and_why_does_it_work/ | {
"a_id": [
"cdqk629",
"cdqk7uz",
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"cdqnox0",
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"cdqp8s9",
"cdqpcvn",
"cdqppk8",
"cdqqrn0",
"cdqqx4b",
"cdqr23q",
"cdqrdlr",
"cdqrfvm",
"cdqrh7k",
"cdqrpw3",
"cdqrt4r",
"cdqs3vj",
"c... | [] | [] | [
[],
[],
[],
[],
[
"http://en.wikipedia.org/wiki/Topology",
"http://en.wikipedia.org/wiki/Zermelo%E2%80%93Fraenkel_set_theory",
"http://www.abstractmath.org/MM/MMFuncSpec.htm",
"http://en.wikipedia.org/wiki/Stokes'_theorem",
"http://en.wikipedia.org/wiki/Abstract_algebra"
],
[
"ht... | |
odc57 | birth control statistics (nsfw) | I am actually asking this is a volunteer counsellor at a teen clinic. I've asked around but nobody seems to understand what the following statistics genuinely mean.
Let's say birth control pills are advertised as being 99.8% effective with perfect use. How exactly is that percentage determined? If I'm a girl who has s... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/odc57/birth_control_statistics_nsfw/ | {
"a_id": [
"c3gcg2l",
"c3gcjz0"
],
"score": [
2,
9
],
"text": [
"I believe contraceptive statistics are quoted as \"pregnancy per year given perfect usage.\" So 99.8% effective means 2 out of every 1000 women using the pill correctly will get pregnant within a year despite perfect use.\n... | [] | [] | [
[],
[]
] | |
1uo5ub | how are secret formulas legal? | For instance, products such as WD-40 do not list ingredients. Coca-Cola simply lists "flavoring" for some of their ingredients. How do we know such "secret ingredients/formulas" are safe and how does the government go about regulating these formulas? Is there a reason that this IS a legal practice? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1uo5ub/eli5_how_are_secret_formulas_legal/ | {
"a_id": [
"cek2ag0",
"cek4hwd",
"cek63du"
],
"score": [
5,
2,
2
],
"text": [
"There are certain ingredients which are banned, and that can not be used in any capacity. Since the creation, importation, transportation, and use of these ingredients are strictly regulated, there is l... | [] | [] | [
[
"http://wd40.com/files/pdf/wd_40tec16952473.pdf"
],
[],
[]
] | |
971lye | how does augmented reality graffiti work?? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/971lye/eli5_how_does_augmented_reality_graffiti_work/ | {
"a_id": [
"e44svng"
],
"score": [
2
],
"text": [
"Augmented reality is a catchall term for the use of computer graphics overlaid on our view of the real world. A live video stream can be edited to include artificial elements, or people might look through a clear screen that displays such things ... | [] | [] | [
[]
] | ||
2nbjaz | where did this "explain it like i'm 5" saying/concept originate? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2nbjaz/eli5_where_did_this_explain_it_like_im_5/ | {
"a_id": [
"cmc4c7n"
],
"score": [
2
],
"text": [
"_URL_0_\n\nIt's from the Office."
]
} | [] | [] | [
[
"http://vimeo.com/27060669"
]
] | ||
2u9cgd | why is the crown victoria so popular within the police forces in north america? | It is a heavy, not so fast and probably not very fuel efficient.
It is my favourite car of all time, but i just can not grasp why they would use it over e.g. a Dodge Charger. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2u9cgd/eli5why_is_the_crown_victoria_so_popular_within/ | {
"a_id": [
"co6c1aj",
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"co6ep7w",
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"score": [
3,
3,
2,
4,
2,
3,
2
],
"text": [
"was, the Crown Vic is no longer made. Full size sedan, V8 engine, rear wheel drive, made it popular with the polic... | [] | [] | [
[],
[],
[],
[],
[
"http://www.gmfleet.com/specialty-vehicles/police.html",
"https://www.fleet.chrysler.com/lawenforcement/Pages/index.html",
"http://www.ford.com/fordpoliceinterceptor/"
],
[],
[]
] | |
ap9y3k | how does adding spin to a bullet using rifling make the gun more accurate? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ap9y3k/eli5_how_does_adding_spin_to_a_bullet_using/ | {
"a_id": [
"eg6s3k7",
"eg6sheu"
],
"score": [
12,
7
],
"text": [
"It is conservation of momentum, in this case rotational momentum. One of the major problems with early ammunition was that it tended to tumble unpredictably and this would interact with the drag of the air to move them off ... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/Gyroscope"
]
] | |
3j7wsp | why do central banks use interest rates as the primary tool for adjusting the supply of money? | You could distribute new money in a number of ways. You could create money and just put it directly in people's bank accounts, you could fund government programs with the newly created money, or you could just drop cash from a helicopter. Why does pretty much every central bank use interest rates, then? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3j7wsp/eli5_why_do_central_banks_use_interest_rates_as/ | {
"a_id": [
"cun0l4c"
],
"score": [
2
],
"text": [
"Because interest rates also let you adjust the supply of money 'down' too.\n \nCentral banks do have other ways to add money to the economy beyond interest rates. One of the most common is to buy/sell bonds. If the central bank buys bonds then t... | [] | [] | [
[]
] | |
2zxtxo | why isn't chicken meat marbled? | Beef is always red and varying degrees of marbled. Chicken is either white or dark and not marbled. Why? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2zxtxo/eli5_why_isnt_chicken_meat_marbled/ | {
"a_id": [
"cpn9iwz"
],
"score": [
3
],
"text": [
"Actually if you have a corn fed chicken that us free range is has a small degree of marbling however because the fat is translucent and thin it nearly always acts like a baste for the bird (which is why many chickens when roasted tend to leech do... | [] | [] | [
[]
] | |
7fc0hi | why can't digital clocks retain the time when unplugged/powered down if phones and computers can? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7fc0hi/eli5_why_cant_digital_clocks_retain_the_time_when/ | {
"a_id": [
"dqatp84",
"dqatqxm"
],
"score": [
2,
2
],
"text": [
"Digital clocks tend not to have backup batteries, though some do and can keep time across power outages. If more models with this feature were sold then perhaps manufacturers would make it more common. They don't so appare... | [] | [] | [
[],
[]
] | ||
3oba50 | why are we so scared to introduce life on other planets? | I recently read on a reddit thread that if we were to send rovers to planets that are habitable, we'd have to make sure there are no bacteria and such on it so we don't introduce life on that planet.
Why does it matter? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3oba50/eli5_why_are_we_so_scared_to_introduce_life_on/ | {
"a_id": [
"cvvnnky",
"cvvnoor"
],
"score": [
9,
5
],
"text": [
"We're not SCARED to, we're trying to avoid wrecking science.\n\nBy bringing in foreign contaminants, you're essentially wrecking any sort of science experience concerning native life. You'll never be able to tell if some dis... | [] | [] | [
[],
[]
] | |
7zttct | who decided that the standards were 4:3 16:9 21:9 for aspect ratio? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7zttct/eli5who_decided_that_the_standards_were_43_169/ | {
"a_id": [
"duqpudo"
],
"score": [
3
],
"text": [
"It's because 4:3 is closest to our vision and is best to relay information, 21:9 was already the standard of cinema and is best to describe scenery. 16:9 is just the compromise between those two. \nAnd for where those numbers came from, there's ... | [] | [] | [
[]
] | ||
3en6hs | why does air conditioner cooling use electricity? isn't there an efficient way to absorb thermal energy to produce electrical energy? | Can't we convert the heat from our room to power something like a flashlight, and thereby cool the room and produce electricity?
| explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3en6hs/eli5_why_does_air_conditioner_cooling_use/ | {
"a_id": [
"ctgis74",
"ctgisth",
"ctgiuyb"
],
"score": [
9,
3,
2
],
"text": [
"If you search for \"air conditioner\" on here you'll get some great explanations for how they work. I'd like, however, to address your second question.\n\n > Isn't there an efficient way to absorb ther... | [] | [] | [
[],
[],
[
"http://phys.org/news/2009-04-space-based-solar-power-california.html"
]
] | |
7nruk8 | does darkness have a speed? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7nruk8/eli5_does_darkness_have_a_speed/ | {
"a_id": [
"ds42l21",
"ds440xm"
],
"score": [
9,
2
],
"text": [
"Darkness is the absence of light. Since a lack of something isn't, in and of itself, a thing it has no bounds on how fast it may move.\n\nIn some setups darkness moves at the speed of light. For example, if you consider a ... | [] | [] | [
[],
[]
] | ||
7dzxcs | if any distance can be halved, at what point do you stop touching something? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7dzxcs/eli5_if_any_distance_can_be_halved_at_what_point/ | {
"a_id": [
"dq1hmho",
"dq1i49c",
"dq1ig7p"
],
"score": [
3,
4,
3
],
"text": [
"Uh... if you're taking your finger off something, then the distance will increase, halving is a decrease.\n\nAlso, from a physics standpoint you never actually touch anything...\n\nAside from those, you... | [] | [] | [
[],
[],
[]
] | ||
5c7m3m | how do contactless cards work? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5c7m3m/eli5_how_do_contactless_cards_work/ | {
"a_id": [
"d9uegl5"
],
"score": [
2
],
"text": [
"They use radio waves. The cashier's terminal powers the card and the card emits a signal containing info connecting it to your account and the necessary security details to make sure it's genuine. It's basically a wireless version of chip cards. ... | [] | [] | [
[]
] | ||
1ockdm | why is it considered healthy to put oil on your salad, but not fry your food in it? | You always hear people say that oil and vinegar on a salad is a healthy choice, yet if I fry anything in the same oil it isn't considered healthy? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ockdm/eli5why_is_it_considered_healthy_to_put_oil_on/ | {
"a_id": [
"ccqqwzo",
"ccqralv"
],
"score": [
4,
5
],
"text": [
"Putting fats on salads is good because it helps absorb the fat soluble vitamins in salad. Frying on the other hand isn't good because first off heating up fats to the point of frying isn't good for the fats and second off co... | [] | [] | [
[],
[
"https://www.youtube.com/watch?v=omjWmLG0EAs&feature=youtube_gdata_player",
"http://onlinelibrary.wiley.com/doi/10.1111/j.1745-4506.2001.tb00028.x/abstract;jsessionid=D04D633146812B9AFE4F9CDB0E0C6B48.f01t02"
]
] | |
5a0kxn | what is going on in south korea right now? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5a0kxn/eli5_what_is_going_on_in_south_korea_right_now/ | {
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"text": [
"[South Korean explained it well.](_URL_0_) Warning though it's from a chan board so it's highly offensive. It's a great explanation, but still offensive.\n\nEDIT: Made an imgur... | [] | [] | [
[
"http://imgur.com/UvJ8P3l",
"http://imgur.com/a/lsttr"
],
[
"https://www.google.ca/amp/www.telegraph.co.uk/news/2016/10/29/secret-advisers-nepotism-and-even-rumours-of-a-murky-religious-s/amp/"
],
[],
[]
] | ||
3biq6m | how can it be cheaper for a company to hire a contractor rather than new employees? | Wouldn't the contractors need to be paid basically the same amount as a theoretical new employee? And then wouldn't the contractor somehow need to turn a profit? It seems like contracted work would ultimately be more expensive than doing it yourself. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3biq6m/eli5_how_can_it_be_cheaper_for_a_company_to_hire/ | {
"a_id": [
"csmgrxj",
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"score": [
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"text": [
"In my case, I had a small project that was supposed to run for a few months. I did not want to hire a full time employee, because I had nothing for them to do after this project. Hired a contractor, got the project done. Wor... | [] | [] | [
[],
[]
] | |
3m41i8 | why has there been a new 3d printer getting fully funded on kickstarter every month for the past 3 years? | Every time I get on Kickstarter, there's always a new 3D printer that's fully funded for several hundred thousand dollars, but doesn't look any different from previous printers. This has been going on for years. What are they doing that is any different from the dozens of other printers already out there? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3m41i8/eli5why_has_there_been_a_new_3d_printer_getting/ | {
"a_id": [
"cvbtsc2",
"cvc1ror"
],
"score": [
11,
4
],
"text": [
"There has yet to be a truly consumer friendly 3D printer on the market, they just need to much maintenance and calibration to remain useful. People keep coming along thinking they can solve this problem, but no one has so ... | [] | [] | [
[],
[]
] | |
21jr3h | why aren't pico projectors a huge thing now, and why aren't they the number one feature in all smartphones? | I understand power draw. Clearly they well annihilate a current smartphones battery. I'm saying why isn't this the next smartphone push? If you're phone can be the TV, it can then be the console, the set top box, the sports center.
Why isn't this being focused on more, at least publicly? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/21jr3h/eli5why_arent_pico_projectors_a_huge_thing_now/ | {
"a_id": [
"cgdp9fq"
],
"score": [
3
],
"text": [
"because they suck and everyone still has a laptop or a tablet. So...if you ask me, until they work better AND the phone can replace a laptop/tablet then it's just wasted money. If you're sitting there with your laptop/table and your pico projec... | [] | [] | [
[]
] | |
5ox5s7 | why, when slowly opening a plastic soda bottle, does a little air come out when you crack it a little open, but then more comes out when you open more? | If the first crack is enough to let some air out, Spyker it be enough to let it all out? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5ox5s7/eli5_why_when_slowly_opening_a_plastic_soda/ | {
"a_id": [
"dcmq31b",
"dcmq43y"
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"score": [
2,
10
],
"text": [
"Most sodas are carbonated, this means that they have carbon dioxide gas (CO2) dissolved in them. There are a variety of things that can cause a solution (the soda) to release a dissolved gas (the CO2), heat and agitation be... | [] | [] | [
[],
[]
] | |
f9dg2y | what is the culture around modifying cars and motorcycles to be louder? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/f9dg2y/eli5_what_is_the_culture_around_modifying_cars/ | {
"a_id": [
"fiqs43a",
"fiqt38j"
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"score": [
2,
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"text": [
"Most of the times making a motorcycle louder can save a life. Loud pipes save lives when comes to two wheels.",
"Depends on the individual\n\n1. Some (often younger) think louder = cool. These are often the ones that dri... | [] | [] | [
[],
[]
] | ||
2am3py | how do i upload a website? | Assuming I've created a website in Dreamweaver, and I've also purchased a domain name, whats the best way to upload a website? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2am3py/eli5how_do_i_upload_a_website/ | {
"a_id": [
"ciwit7k"
],
"score": [
3
],
"text": [
"You haven't mentioned your hosting solution, so I'm assuming you don't have one.\n\nA domain name is just a pretty name that you use so that people don't have to remember an IP address. That's it. It does nothing else for you. (Well not for a sim... | [] | [] | [
[]
] | |
3f7fbe | why does netflix produce original content? isn't it a risky endeavor? what are they gaining by trying to be a streaming service and a production studio? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3f7fbe/eli5_why_does_netflix_produce_original_content/ | {
"a_id": [
"ctlzfjp",
"ctlzg7m"
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"score": [
3,
7
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"text": [
"If they produce original content they can guarantee *exclusive* access to potentially highly sought after tv shows.\n\n\nTake HBO. People subscribe to channels like HBO because of the high quality content they produce. Netfl... | [] | [] | [
[],
[]
] | ||
3r2byw | why does trying to read a scratched cd/dvd pretty much freeze up your computer? | Seems to have happened on pretty much every computer I've owned, what causes this? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3r2byw/eli5_why_does_trying_to_read_a_scratched_cddvd/ | {
"a_id": [
"cwkbdwv"
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"score": [
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"text": [
"Some things on a computer are never expected to take much time, so it sends the command to do it then just sits and waits for the result.\n\nWith a scratched CD/DVD the drive itself decides to try again over and over before giving up. The comput... | [] | [] | [
[]
] | |
503h1e | why do professional field sports use cleats? | Now, I know that cleats obviously provide more traction, and definitely provide an advantage over someone that isn't using cleats. But if everyone is using cleats, no advantage is gained.
Cleats also seem to drastically increase the risk of leg injuries in sports. It seems like the vast majority of leg injuries happ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/503h1e/eli5_why_do_professional_field_sports_use_cleats/ | {
"a_id": [
"d70vw0m",
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"text": [
"They do not actually increase injuries much because it is against the rules to kick or step on your opponent, thus meaning it rarely happens. But they do prevent a lot of injuries by reducing your chanc... | [] | [] | [
[],
[],
[]
] | |
6r92m9 | if the speed of sound is about 340m/s how can normal things make sound? | Are our vocal cords moving at that speed? and even pressing keys on my laptop as slow as I can still make sounds | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6r92m9/eli5if_the_speed_of_sound_is_about_340ms_how_can/ | {
"a_id": [
"dl3d27d",
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"score": [
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"text": [
"No you are confusing the speed of propagation of the sound wave with the speed of the thing moving back and forth to generate the sound.\n\nWhile the thing moving back and forth doesn't have to move nearly as fast as the spe... | [] | [] | [
[],
[]
] | |
2f5p5b | why do we not have international space program? | I can understand that many countries like keeping their civilian and military space programs separate but why do countries start and fund their own space programs? Wouldn't it be more beneficial to have one large space program that many countries fund rather than a number of small individually funded space programs? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2f5p5b/eli5_why_do_we_not_have_international_space/ | {
"a_id": [
"ck65j0h",
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"score": [
3,
2
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"text": [
"Yes, it it is typically more beneficial. That's why 20 nations have cooperated in the [European Space Agency](_URL_0_) for over 30 years now. ",
"**International Space** Station\n\nIt's even in the name."
]
} | [] | [] | [
[
"http://en.wikipedia.org/wiki/European_Space_Agency"
],
[]
] | |
1zzx27 | how does the large hadron collider remain stable? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1zzx27/eli5_how_does_the_large_hadron_collider_remain/ | {
"a_id": [
"cfyhyoj",
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"score": [
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"text": [
"You need to elaborate more on your question. What fo you mean by remaining stable?",
"I *think* the collision experiments themselves release only tiny amounts of energy. No chain reactions like fusion or fission are pos... | [] | [] | [
[],
[]
] | ||
5ipvta | many in the u.s. are concerned for the future. can a modern, world super power actually fall similar to rome? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5ipvta/eli5_many_in_the_us_are_concerned_for_the_future/ | {
"a_id": [
"dba29fd"
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"score": [
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"text": [
"I question your premise. \n\nAnyway, the fall of rome was varied and slow. Yes there were actual conquests but a lot of it was gradual. \n\nWe probably don't have to worry about northern european hordes threatening us at the gate. \n\nWe probably... | [] | [] | [
[]
] | ||
1pluyc | why are they cutting food stamps in the us? | I obviously know it's a budget issue, but why are they cutting back on something like food stamps? Is this related to the Affordable Care Act? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1pluyc/why_are_they_cutting_food_stamps_in_the_us/ | {
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"text": [
"Edit 2: Since some people need further explanation, I do not claim that the views below are my own, nor do I claim that they are the correct way of thinking. What follows is just my understanding of the arguments presented by those who wish to c... | [] | [] | [
[]
] | |
2ux8xh | we see stories of people who lose half their brain and somehow survive. if you divide a human brain 50/50 are both halves equally viable to survive as a person given the right circumstances? | example person with half a brain:
_URL_0_
apparently there is also a surgical procedure:
_URL_1_
*added links
*i am selecting kitten1999 post as the answer | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ux8xh/eli5_we_see_stories_of_people_who_lose_half_their/ | {
"a_id": [
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"text": [
"Uuhh... no. The brain is collosally complex organ that we understand less about then we do about any other part of ... almost anything. It can do a shitton of funky stuff and compensate for TONS of problems. but you might ju... | [] | [
"http://www.cnn.com/2009/HEALTH/10/12/woman.brain/index.html?eref=rss_us",
"http://en.wikipedia.org/wiki/Hemispherectomy"
] | [
[],
[
"http://en.m.wikipedia.org/wiki/Split-brain"
]
] | |
31kp4d | how does the movie 'birdman' look like one continuous take? how did they do it? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/31kp4d/eli5_how_does_the_movie_birdman_look_like_one/ | {
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"score": [
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"text": [
"Whenever there's a scene where there is no characters in the shot and the camera is still.",
"It's easier t... | [] | [] | [
[],
[],
[],
[],
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2bizcu | the main differences between baptist and pentecostal beliefs | Something that lets the outsider distinguish between the two groups. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2bizcu/eli5_the_main_differences_between_baptist_and/ | {
"a_id": [
"cj5u2fl"
],
"score": [
2
],
"text": [
"There are several. Here's three of the big ones, by doctrine: \n\n1. Baptists believe you're saved, then get baptised. Pentacostals believe baptism is a prerequisite for salvation.\n\n2. Pentacostals believe glossolalia (speaking in tongues) is e... | [] | [] | [
[]
] | |
4hw41b | why weed and hops smell almost the same | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4hw41b/eli5why_weed_and_hops_smell_almost_the_same/ | {
"a_id": [
"d2sthe7",
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"score": [
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2
],
"text": [
"They are extremely closely related, both belonging to the family \"cannabacae\". They share a vast amount of their genetics with cannabis so the smell is similar.",
"They're related plants. It stands to reason they woul... | [] | [] | [
[],
[]
] | ||
20ysyt | why doesn't my parents' dog recognize my face or voice when i call them on skype? | I've been studying overseas for the last year, and when I have made video calls to my parents, they sometimes bring the dog to the computer. Despite me calling her name, she doesn't react in the slightest. My brother's dog doesn't respond to my image or voice either. My parents have pretty good speakers so the sound qu... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/20ysyt/eli5_why_doesnt_my_parents_dog_recognize_my_face/ | {
"a_id": [
"cg80ldt",
"cg80nbn",
"cg83fzh"
],
"score": [
4,
3,
7
],
"text": [
"He probably does. He just knows you can't scratch his ears via Skype and there's no treats either.",
"Not sure about the lack of voice recognition, but dogs and cats see screens differently than we ... | [] | [] | [
[],
[],
[]
] | |
2gecm7 | if the smell of cut grass is a distress signal, what will the grass that receives the message actually do about it? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2gecm7/eli5_if_the_smell_of_cut_grass_is_a_distress/ | {
"a_id": [
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"score": [
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114,
13,
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2,
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"text": [
"The grass sends it's nutrients etc. to it's roots so that they won't go to waste and ... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[]
] | ||
2ioon8 | how does the photo 51 of rosalind franklin show the evidence for a double stranded dna | I don't understand a lot of diffraction and all of that, but I would like to have some idea on how it shows that. Thanks! | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ioon8/eli5_how_does_the_photo_51_of_rosalind_franklin/ | {
"a_id": [
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"score": [
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"text": [
"This page has an interactive walkthrough of the image explaining everything along the way:\n\n_URL_0_\n\nIt's not perfect but gives a decent understanding of it using simple terms.",
"The ELI5 is we understand the physic... | [] | [] | [
[
"http://www.pbs.org/wgbh/nova/body/DNA-photograph.html"
],
[
"http://adni.loni.usc.edu/wp-content/uploads/2012/08/adni_ucla_mri_raw_mprage.png",
"http://dukemil.bme.duke.edu/MRI/Simulation/rawnew2.jpg"
]
] | |
9rr63a | ; it’s not the volts that kill you, it’s the amps? | Biology because that’s the closest I can think of, but wouldn’t a whole bunch of volts kill somebody pretty quick?
Edit: wow ok this blew up overnight, was not expecting this. So what seems to be the most common answer was that volts are the potential, amps are the potential being realized, the saying is wrong, and t... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9rr63a/eli5_its_not_the_volts_that_kill_you_its_the_amps/ | {
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"e8jbc4l",
"e8jbkkr",
"e8jc8qi",
"e8jdsyf",
"e8jew7c",
"e8jjuku",
"e... | [] | [] | [
[],
[],
[],
[],
[],
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"https://en.wikipedia.org/wiki/Electrical_burn",
"https://en.wikipedia.org/wiki/Autonomic_nervous_system"
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[],
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[],
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1a0zgs | how do you get into medical school in the united states? | I'm on my third engineering degree and someone was trying to explain to me how medical school works, from getting in to graduating. The actual process of graduating seems to be straightforward, but they seemed deeply confused by the whole admissions process. Is there some sort of algorithm here? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1a0zgs/eli5_how_do_you_get_into_medical_school_in_the/ | {
"a_id": [
"c8t461u",
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"score": [
3,
6
],
"text": [
"There are certain required courses which you must complete in college. If you haven't done them, you can't get into med school.\n\nAfter that, the most important factors are your grades and your score on a standardized test ... | [] | [] | [
[],
[]
] | |
13w125 | if a muslim was on the exact opposite side of the earth from mecca, where would they turn to pray? | They'd probably be on a boat...idk where the opposite is. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/13w125/eli5_if_a_muslim_was_on_the_exact_opposite_side/ | {
"a_id": [
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"score": [
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4,
6,
3,
2,
3,
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],
"text": [
"They would probably move a bit.",
"It would indeed be in the ocean. _URL_0_\n\nIn that case they would simply ... | [] | [] | [
[],
[
"http://www.antipodemap.com/"
],
[
"http://www.wolframalpha.com/input/?i=21°+25%27+48%22S%2C+140°+10%27+48%22W+to+Mecca%2C+Saudi+Arabia",
"http://en.wikipedia.org/wiki/Great_circle",
"http://www.wolframalpha.com/input/?i=antipode+of+Mecca%2C+Saudi+Arabia",
"http://www.qibla.com.br/"
... | |
j2eu9 | can someone explain general relativity? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/j2eu9/can_someone_explain_general_relativity/ | {
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"text": [
"I'm not an expert on this, but I'm pretty sure you could sum it up like this:\nIt's basically a theory that explains gravity & it's effects on space, time, matter, etc.\nFor exam... | [] | [] | [
[],
[],
[],
[]
] | ||
73ppqq | how does physics work in calculus? | What exactly does calculus do to physics? Say we have a simple equation like Force=mass*acceleration. The second derivative means acceleration. So if you take the second derivative of Force what would it be and what does it mean? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/73ppqq/eli5how_does_physics_work_in_calculus/ | {
"a_id": [
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6,
5,
2,
2
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"text": [
"Acceleration is the second derivative of displacement with respect to time. The second derivative of force with respect to time isn't all that meaningful. I'm... | [] | [] | [
[],
[],
[
"https://en.wikipedia.org/wiki/Jounce"
],
[],
[]
] | |
2szseo | why do dogs cock their heads when their begging for something? | Is it just canine body language, or something more sinister? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2szseo/eli5_why_do_dogs_cock_their_heads_when_their/ | {
"a_id": [
"cnudtji"
],
"score": [
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],
"text": [
"There are a few theories on why they do this.\n1. They're trying to hear better\nDogs have movable earflaps that help them locate the source of a sound, but they also have brains that can compute time differences between the sound reaching each e... | [] | [] | [
[]
] | |
aarlw2 | what will happen to the 0.1% of the germs that didn't get killed by the hand sanitizer? | Do the 0.1% of the germs get sick? Do they function properly like nothing happened? I honestly don't know. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/aarlw2/eli5_what_will_happen_to_the_01_of_the_germs_that/ | {
"a_id": [
"ecudqw4"
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"score": [
5
],
"text": [
"Those that survive will often pass on this genetic advantage to their offspring, which will then be slightly more resistant and so on...This is natural selection and evolution in action. Bacteria and viruses have already evolved/mutated in respon... | [] | [] | [
[]
] | |
2zstj2 | why does music in 4/4 time sounds more natural to us? | Is there a reason why weirder time signatures sound a bit more strange other than we are used to listening to simpler ones? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2zstj2/eli5_why_does_music_in_44_time_sounds_more/ | {
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"Pa... | [] | [] | [
[],
[],
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[],
[
"https://www.youtube.com/watch?v=L98pX-4z_aA",
"https://soundcloud.com/muonmusic/playing-with-3-4",
"https://www.youtube.com/watch?v=lziGukuQUfs"
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[
"https://www.youtube.com/watch?v=ZAgGBfLgKmY"
],
[],
[],
[
"http://dkap.info/oddtime.php"
],
[],
[],
... | |
4tqhd2 | why has there recently been an increase in ultra-nationalism? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4tqhd2/eli5_why_has_there_recently_been_an_increase_in/ | {
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99,
67,
4,
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"text": [
"Financial downturns always push populaces to the right.\n\n1. Have less money.\n2. Suffer... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
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jln8p | the fed and why people like it and dislike it | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/jln8p/eli5_the_fed_and_why_people_like_it_and_dislike_it/ | {
"a_id": [
"c2d63i2",
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"score": [
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"text": [
"People dislike the federal reserve because they make money out of thin air every year which causes all of our money to decrease in value. This is much like a hidden tax on your currency on top of the taxes you already pay, a... | [] | [] | [
[],
[]
] | ||
1m95vj | why do shark cages have gaps in them, which look big enough for sharks to fit through? | Can sharks actually make their way through these gaps? Or do they have some sort of aversion to tight spaces? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1m95vj/eli5_why_do_shark_cages_have_gaps_in_them_which/ | {
"a_id": [
"cc6y40z",
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"score": [
3,
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],
"text": [
"Could be because most dangerous sharks are still too big to get in. Could also be that if a dangerous shark did get in, the diver could escape.\n\nEdit: I found a video in which a man uses the gap on the side to escape _UR... | [] | [] | [
[
"http://www.youtube.com/watch?v=50dVhd4dmp8"
],
[]
] | |
45uyjv | why does usb have fewer reliability issues than older interfaces? | NES cartridges are famous for their unreliable connections. We've seen people blowing on them to get games working. Also, I've had experience with (relatively speaking) more recent consoles like the DS or Gameboy having intermittent issues (needing to be re-inserted) as well. On the other hand, I still have USB devices... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/45uyjv/eli5why_does_usb_have_fewer_reliability_issues/ | {
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"d00er5w",
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"score": [
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"text": [
"Not an engineer or anything, but i'm pretty sure that NES and other cartridges used many like 20+ connections. the more connections there are the more likely one or more of them ... | [] | [] | [
[],
[],
[],
[]
] | |
7apbrs | why every storm we get the radar shows it moving one way but the wind blows the opposite? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7apbrs/eli5_why_every_storm_we_get_the_radar_shows_it/ | {
"a_id": [
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"score": [
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"text": [
"You’re probably feeling the inflow feeding into the storm. Inflow winds will blow toward the storm system and be fairly warm. Outflow winds will be colder (rain cooled) and blow away from the storm. ... | [] | [] | [
[],
[],
[]
] | ||
18vrg9 | in islamic countries, how are women who wear a face veil identified for official purposes? | There's a lot I don't understand here, not least how they identify each other in everyday situations. But what about getting a passport, visiting a prison, getting a library card, getting a driver's license (not relevant in ~~Iran~~ Saudia Arabia (thanks to buried_treasure) I know), passing through airport security or ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/18vrg9/in_islamic_countries_how_are_women_who_wear_a/ | {
"a_id": [
"c8ievtv",
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"c8il6lz",
"c8ine0t",
"c8ior4x",
"c8is18w",
"c8iweq9",
"c... | [] | [
"http://i.telegraph.co.uk/multimedia/archive/01428/Burqa_1428680c.jpg",
"http://en.wikipedia.org/wiki/Islam_and_clothing",
"http://upload.wikimedia.org/wikipedia/commons/thumb/b/be/Woman_in_burqa%2C_Aleppo.jpg/496px-Woman_in_burqa%2C_Aleppo.jpg",
"http://mythousandtrinkets.weebly.com/uploads/7/1/2/6/7126647/7... | [
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2lfujj | how does net neutrality continue to be threatened through legislation? haven't we already shot this down? | In reference to a [recent guardian article](_URL_0_). I feel like every few weeks net neutrality is being threatened. Don't courts say "yeah, we've already been through this" and put it down automatically? Something, something, legal precedent. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2lfujj/eli5_how_does_net_neutrality_continue_to_be/ | {
"a_id": [
"cludqo0",
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],
"score": [
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],
"text": [
"Unfortunately, there's no \"double jeopardy\" on bad legislation. They can try and try and try to pass it as long as they want.",
"It's not enforceable I don't think. Plus, the big companies that push for these bills to... | [] | [
"http://www.theguardian.com/technology/2014/nov/05/net-neutrality-protest-hybrid-fcc-solution"
] | [
[],
[]
] | |
8mstu1 | how does fat in the body create more flesh? | And when you lose weight how does the extra flesh vanish? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8mstu1/eli5_how_does_fat_in_the_body_create_more_flesh/ | {
"a_id": [
"dzq2u2r"
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"score": [
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"text": [
"You have dedicate fat cells that are specialized in storing energy as fat. To if you eat more food that you need you can stor it as fat in those cells.\n\nIf you eat food with less calories then you need you start to remove the fat from the cells... | [] | [] | [
[]
] | |
4azd1j | what the scientific meme is? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4azd1j/eli5_what_the_scientific_meme_is/ | {
"a_id": [
"d14rjnr"
],
"score": [
2
],
"text": [
"Are you talking about the Sociological concept of a meme? Well essentially it's a thought virus, a concept that quickly spreads from person to person. Most cultural norms would be considered memetic in nature."
]
} | [] | [] | [
[]
] | ||
co7azr | what happens in the brain when you decide to move a hand or leg? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/co7azr/eli5_what_happens_in_the_brain_when_you_decide_to/ | {
"a_id": [
"ewgdw0s",
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],
"score": [
13,
3
],
"text": [
"It is a VERY long answer in reality, but I'll try to make it short. Your brain sends signals from the zones that are responsible for initiating movement to the muscles needed. It generates this signal based on various infor... | [] | [] | [
[],
[]
] | ||
4as22c | the situation in brazil right now. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4as22c/eli5_the_situation_in_brazil_right_now/ | {
"a_id": [
"d131poe",
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"score": [
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],
"text": [
"Okay.\n\nBrazil's economy is really bad right now. The public are blaming corruption at the federal level. President Dilma Rousseff is being accused of altering the countries financial records to make Brazil look less in eco... | [] | [] | [
[],
[]
] | ||
3itapo | why are some people so smart without even trying? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3itapo/eli5why_are_some_people_so_smart_without_even/ | {
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"text": [
"I think there was some study about this saying that the brains in smarter individuals actually process information at a faster rate th... | [] | [] | [
[],
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[],
[],
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] | ||
1k3g1h | how is the universe constantly expanding when there is no edge? | I have heard explanations before but still never really got my head fully around it. How can there be no edge (it be infinite) and still be expanding? how can it expand on infinity? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1k3g1h/eli5_how_is_the_universe_constantly_expanding/ | {
"a_id": [
"cbkyx5t"
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"score": [
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],
"text": [
"The space between two points grows. Literally the space between them. It's not expanding *into* anything, and therefore the edge of space never becomes an issue.\n\nThe space between the Milky Way and the next Galaxy (in this case, Andromeda) li... | [] | [] | [
[]
] | |
mixtb | how do escort ads still exist and how are they not all set ups? | I heard something on NPR not too long ago about backpage still having an escort section and I'm confused how they could even operate one. Would law enforcement just bait and hook all ads and how is that even legal to have those ads in the first place? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/mixtb/how_do_escort_ads_still_exist_and_how_are_they/ | {
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"text": [
"A fo... | [] | [] | [
[],
[],
[],
[],
[],
[
"http://www.yellowpages.com.au/search/listings?region=australia&showAllLocations=false&headingCode=18058&includeSurroundingSuburbs=false&referredBy=www.yellowpages.com.au&selectedViewMode=list&surroundingSuburbsModifiedByUser=false&sortBy=mostInfo&... | |
24zw90 | why isn't there a list of ingredients on a pack of cigarettes, when it seems like anything else you buy has that information on their products? | I mean there is sugar in some cigarettes. Shouldn't there be a nutrition label on it as well? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/24zw90/why_isnt_there_a_list_of_ingredients_on_a_pack_of/ | {
"a_id": [
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"score": [
2,
16,
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"text": [
"There are labels in Canada...",
"Same reason there isn't an ingredients list on beer (assuming you're asking about the US). Food is regulated by the Food and Drug Administration, under the Departme... | [] | [] | [
[],
[],
[]
] | |
bdmzgc | how is it that your veins/arteries don't simply cut off whenever you sit or compress the body in normal circumstances? | When you sit, what makes it so that our veins/arteries don't just immediately close under the pressure of your weight? Like a hose being cut off by someone standing on it. I understand that there is blood pressure, but is the heart really that powerful to create pressure that can suspend the veins/arteries enough for b... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bdmzgc/eli5_how_is_it_that_your_veinsarteries_dont/ | {
"a_id": [
"ekzd04p",
"el0n23f"
],
"score": [
4,
3
],
"text": [
"For the most part veins and arteries are not on the surface so simply sitting won't compress them enough to \"cut off\" flow, but it can be significant enough to reduce flow to the point your leg \"goes to sleep\" , also why... | [] | [] | [
[],
[]
] | |
55nfvu | p-hacking and how to detect it? | _URL_0_
> look for “p-hacking” by examining the distribution of p-values in the included studies
How does that work?
What is p-hacking? How and why do researchers do it? How can authors of meta-analyses detect it? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/55nfvu/eli5_phacking_and_how_to_detect_it/ | {
"a_id": [
"d8c17u3",
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"score": [
2,
3,
2
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"text": [
"The [paper that coined the term p-hacking](_URL_0_ ) is online, and an interesting read.\n\nTL;DR: P-hacking is the use of data mining to find patterns in data that can be presented as statistically sig... | [] | [
"http://slatestarcodex.com/2014/04/28/the-control-group-is-out-of-control/"
] | [
[
"http://journals.plos.org/plosbiology/article?id=10.1371/journal.pbio.1002106"
],
[
"https://xkcd.com/882/"
],
[
"https://en.wikipedia.org/wiki/Statistical_hypothesis_testing"
]
] | |
2xrqsk | why is honey and lemon good for singers when it never gets near the vocal cords? | or any fluid for that matter. if it bypasses our throat (and it does) how is lemon and honey going to have any effect whatsoever?
Water I understand as it hydrates from inside. But honey and lemon? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2xrqsk/eli5_why_is_honey_and_lemon_good_for_singers_when/ | {
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"score": [
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"text": [
"Not sure what the honey does, but lemon water helps cut the phlegm in my throat. Makes it so I can sing without rattling or hitching.",
"Lemon is an astringent, in small amounts it will help clea... | [] | [] | [
[],
[],
[]
] | |
coxf6d | what’s hpv and how does it differentiate from herpes | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/coxf6d/eli5_whats_hpv_and_how_does_it_differentiate_from/ | {
"a_id": [
"ewls3mk",
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"score": [
6,
5,
6
],
"text": [
"Hpv is a skin virus that typically causes warts. Most people have hpv at various places on their body occasionally throughout their life. One type causes genital warts which is an std. herpes is a disea... | [] | [] | [
[],
[
"https://en.m.wikipedia.org/wiki/Herpes_simplex",
"https://en.wikipedia.org/wiki/Human_papillomavirus_infection#Vaccines"
],
[]
] | ||
6c7tfi | is there a highest temputare the human body can feel? | can the human body tell the difference between a 1000 degree flame and a 1001 degree flame, and than a 1002 degree flame? Also is there a max temperature in total where after that you won't feel any more pain no matter how hot the fire is? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6c7tfi/eli5_is_there_a_highest_temputare_the_human_body/ | {
"a_id": [
"dhsl7lb",
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"score": [
3,
3,
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],
"text": [
"Well first, I don't think someone would notice the slight change of temperature. It's like feeling the difference between 73 degrees and 74 degrees but hotter. Also the heat would start to burn your ski... | [] | [] | [
[],
[
"http://www.cis.rit.edu/people/faculty/montag/vandplite/pages/chap_3/ch3p1.html"
],
[]
] | |
2t18qe | how can lg and samsung produce amoled or oled screens for phones with great resolutions for relatively low price but can't do the same for tvs? | Basically, phone screens cost around 200-300 USD. Considering TV resolutions and panel technologies, TV's should have been cheaper with the same resolutions but they are not. Why is that? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2t18qe/eli5how_can_lg_and_samsung_produce_amoled_or_oled/ | {
"a_id": [
"cnuun83"
],
"score": [
2
],
"text": [
"The manufacturing process doesnt scale up easily, is the short of it"
]
} | [] | [] | [
[]
] | |
e5cc5m | why is it so much more difficult to chug cold water vs room temperature? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/e5cc5m/eli5_why_is_it_so_much_more_difficult_to_chug/ | {
"a_id": [
"f9j0lwt",
"f9j0qgf"
],
"score": [
3,
3
],
"text": [
"Ik for me the cold water can make my teeth hurt and kinda gives my mouth and throat a sort of \"brain freeze\".",
"Because it will make your mouth and throat cold and the human body doesn’t like that?"
]
} | [] | [] | [
[],
[]
] | |
5szdv4 | how do we know/guess how many died in historic plagues? | Hello all,
I've done a bit of hunting on the web, but don't seem to be able to clear this up- how do historians arrive at a number for epidemic- related death tolls?
Wikipedia lists epidemics going back centuries, and some of the numbers dead for the Antonine Plague/Black Death are truly astronomical- but it got me t... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5szdv4/eli5_how_do_we_knowguess_how_many_died_in/ | {
"a_id": [
"ddj0424"
],
"score": [
6
],
"text": [
" > but it got me thinking- how do they know?\n\nPeople wrote stuff down. Even back then it was important if people died, and keeping track of population was important for things like taxation. Researchers can look at a period of time and see how... | [] | [] | [
[]
] | |
ao0lnx | what's the appeal of 4chan? every time i try to read it doesn't make sense | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ao0lnx/eli5_whats_the_appeal_of_4chan_every_time_i_try/ | {
"a_id": [
"efxea5l",
"efxf00n",
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"score": [
10,
8,
7
],
"text": [
"Much of what happens on 4Chan is what's called shitposting. I.e intentionally posting drivel (either harmless or inflammatory drivel). There are also lots of inside jokes and bits of jargon that origin... | [] | [] | [
[],
[],
[]
] | ||
6azgqp | how can we feel tense / bad atmospheres in certain places? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6azgqp/eli5_how_can_we_feel_tense_bad_atmospheres_in/ | {
"a_id": [
"dhiolkm"
],
"score": [
3
],
"text": [
"It's a purely psychological effect. The \"atmosphere\" isn't real, but lots of symptoms are -- these can include an odd smell, an unusual quiet, the presence of nervous-acting people, or objects arranged in a manner that's unusually messed up or ... | [] | [] | [
[]
] | ||
2xrpd1 | why do arcades use coins instead of quarters? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2xrpd1/eli5_why_do_arcades_use_coins_instead_of_quarters/ | {
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"score": [
2,
5,
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],
"text": [
"I've always thought that people were more likely to spend \"coins\" as they don't see them as money in the same way. Plus coins lock a person into spending a certain amount of mone... | [] | [] | [
[],
[],
[],
[]
] | ||
3iyph4 | how does solid state memory work with no moving parts? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3iyph4/eli5_how_does_solid_state_memory_work_with_no/ | {
"a_id": [
"cuku3wc",
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"score": [
7,
3
],
"text": [
"Essentially, Solid State memory functions by creating \"cells\" that can be written on to, and require no energy to maintain.\n\nTo be more specific, like with the interior of a CPU, we encase super-tiny mechanisms called Fl... | [] | [] | [
[
"http://www.amazon.com/Kingston-DataTraveler-Predator-1TB-DTHXP30/dp/B00E65QM8O"
],
[
"https://en.wikipedia.org/wiki/Floating-gate_MOSFET",
"https://en.wikipedia.org/wiki/Quantum_tunnelling",
"https://en.wikipedia.org/wiki/Flip-flop_%28electronics%29"
]
] | ||
5pb8p0 | why is heart cancer so rare? | The heart's an organ just like the brain, right? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5pb8p0/eli5_why_is_heart_cancer_so_rare/ | {
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7,
5,
6,
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... | [] | [] | [
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"https://www.youtube.com/watch?v=0VC4-HHbvF4"
],
[],
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7ns9io | when your body is submerged in cold water, it feels freezing at first, then starts to feel warmer and warmer. when your body is exposed to cold air, it feels okay at first, then gets colder and colder. what causes this phenomenon? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7ns9io/eli5_when_your_body_is_submerged_in_cold_water_it/ | {
"a_id": [
"ds45ygs",
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"score": [
26,
6,
25
],
"text": [
"I'm no expert, but I think it has to do with body heat. In the water, your body heat and the temperature of the water find an equilibrium where both are at the same temperature, whereas in the air, it... | [] | [] | [
[],
[],
[]
] | ||
2eq3a0 | if the airline industry is struggling, wouldn't it be better for them to sell unbooked seats for less at the last minute than operate at a loss? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2eq3a0/eli5_if_the_airline_industry_is_struggling/ | {
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"text": [
"To a point, but remember that planes take fuel. It takes a certain amount of fuel to get your weight from A to B. If you want to fly... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | ||
eg3gwb | how can a government block targeted internet access once starlink is available vs traditional isp? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/eg3gwb/eli5_how_can_a_government_block_targeted_internet/ | {
"a_id": [
"fc45ivk",
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"score": [
9,
2
],
"text": [
"The first and simplest way would be to demand that SpaceX stop providing service when the government demands. Almost certainly they are going to agree to do so.\n\nOtherwise the government doesn’t give them a business licens... | [] | [] | [
[],
[]
] | ||
fmzyo5 | how do the graphics card, ram, and processor all work together to determine performance of a pc? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fmzyo5/eli5_how_do_the_graphics_card_ram_and_processor/ | {
"a_id": [
"fl6w1tg",
"fl6y4ak"
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"score": [
20,
8
],
"text": [
"CPU is its ability to do math. Everything a computer does is dictated by math, so this makes things faster. However you can't get faster than almost instant (dictated by speed of electrons wizzing around inside) so if the... | [] | [] | [
[],
[]
] | ||
69vk5l | why is the tip of the human nose made of cartilage? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/69vk5l/eli5_why_is_the_tip_of_the_human_nose_made_of/ | {
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"text": [
"The actual reason, although rather vague, is that natural selection leads to traits that are more advantageous for survival to be selected for and thereby become more prevalent in a population. So having a cartilaginous tip... | [] | [] | [
[],
[]
] | ||
2bg72t | what exactly makes cheap beer taste much worse than something more expensive? | What in the process of brewing beer can be "cheapened" thus making a cheaper beer taste like crap? Is it just more watered down or is there more to it? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2bg72t/eli5_what_exactly_makes_cheap_beer_taste_much/ | {
"a_id": [
"cj50qfo",
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"score": [
4,
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"text": [
"Some of the big boys use rice in their beers. And their light beers are just overfermented then watered down. You can really taste poor quality ingredients.",
"Without going into too much detail the flavor of a beer is d... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/Mashing",
"http://en.wikipedia.org/wiki/Wort"
]
] | |
2634p2 | why can my ipad play videos for hours straight without even having a fan, while my laptop reaches 85deg c and higher after streaming netflix for only 2 minutes? | I would think the technology in my Macbrook Pro surpasses that inside of my iPad, so why does video seem to be so much more taxing when played on the laptop?
I can watch hours and hours of Netflix and _URL_0_ without any heat coming from my iPad, but my laptop gets hot as hell after less than 5 minutes. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2634p2/eli5_why_can_my_ipad_play_videos_for_hours/ | {
"a_id": [
"chn76iw",
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"score": [
6,
8,
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],
"text": [
"Well your laptop has a full blown processor it running a full blown OS. That requires a lot of processing power to handle all the background processes and other elements that come with it. The ipad on t... | [] | [
"Twitch.tv"
] | [
[],
[],
[]
] | |
1i785c | how do protesters have time to protest for days on end? | Don't these people have jobs or other responsibilities that require their attention? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1i785c/eli5_how_do_protesters_have_time_to_protest_for/ | {
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"cb1nd0a",
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"score": [
20,
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185,
6,
6,
3,
3,
3,
2,
2,
2,
2
... | [] | [] | [
[],
[],
[],
[],
[],
[],
[
"http://www.salon.com/2013/04/14/i_was_a_political_astroturfer/"
],
[],
[],
[],
[],
[],
[]
] | |
8w6f6x | why do bugs when outside fly around the same area with a bunch of other bugs instead of being spread apart? typically gnat like bugs. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8w6f6x/eli5_why_do_bugs_when_outside_fly_around_the_same/ | {
"a_id": [
"e1t2mnc"
],
"score": [
4
],
"text": [
"They are making more bugs via the usual route. That requires them to be in close proximity. Think of it like you are walking through a bug night club."
]
} | [] | [] | [
[]
] | ||
1dhx0f | music in dreams | Why is it that music in some dreams (I've heard multiple people say the same thing) are usually beautiful and songs that have never been heard before? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1dhx0f/eli5_music_in_dreams/ | {
"a_id": [
"c9qi4rk",
"c9qipoo",
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"c9qkyre",
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9,
7,
2,
2,
2
],
"text": [
"Because your mind is beautiful and capable of an incomprehensible amount of creativity. ",
"This has happened to me before. I heard a beat while I was dre... | [] | [] | [
[],
[],
[],
[
"http://www.amazon.com/Musicophilia-Tales-Music-Revised-Expanded/dp/1400033535/ref=sr_1_5?s=books&ie=UTF8&qid=1367444787&sr=1-5&keywords=oliver+sacks"
],
[]
] |
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