q_id stringlengths 5 6 | title stringlengths 3 296 | selftext stringlengths 0 34k | document stringclasses 1
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value | url stringlengths 4 110 | answers dict | title_urls list | selftext_urls list | answers_urls list |
|---|---|---|---|---|---|---|---|---|---|
3jbe8j | why do i, sometimes, really not like some people for, seemingly, no reason? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3jbe8j/eli5_why_do_i_sometimes_really_not_like_some/ | {
"a_id": [
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"score": [
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"text": [
"You're probably not a terrible person.\n\nEveryone has a few little things that just rub them the wrong way. Not everybody is socially compatible. The polite response is simply to tolerate those people ... | [] | [] | [
[],
[],
[]
] | ||
691pmh | how does a church organ work? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/691pmh/eli5how_does_a_church_organ_work/ | {
"a_id": [
"dh309pl"
],
"score": [
3
],
"text": [
"Have you ever played a recorder or an irish tin whistle? \n\nThey're types of flute that have a duct built into the pipe that means you don't need any particularly special technique to make it sound, you just blow through it. \n\nAll a church org... | [] | [] | [
[]
] | ||
ahvzth | in accounting world, why are assets listed as debits for balance sheets etc, | I understand that assets = liabilities + owners equity, but what is the theory behind assets being debits. Why weren't the signs swapped to have liabilities opposite signs? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ahvzth/eli5_in_accounting_world_why_are_assets_listed_as/ | {
"a_id": [
"eeiqyp9",
"eelzdr0"
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"score": [
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"text": [
"Most of the time, when you hear about accounts, your are hearing about someone else's accounts. Mostly, yout bank's.\n\nFor a bank, your savings balance is a debt, an amount of money they have to pay you. Similarly, and your... | [] | [] | [
[],
[]
] | |
327lp4 | why are pregnant woman more horny? | Just curious as to why when woman are pregnant, they are more available for sex?
Like I get hormones, but is there a more detailed reason? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/327lp4/eli5why_are_pregnant_woman_more_horny/ | {
"a_id": [
"cq8na74"
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"score": [
3
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"text": [
"There is actually some evidence that sex during pregnancy causes the mother to release some hormones to the baby that are beneficial to development. In other words, more sex during pregnancy is a beneficial survival trait. In addition, the social... | [] | [] | [
[]
] | |
47smaj | how is my water, gas and electricity usage counted? | I fail to understand how utilities companies are able to know how much my household is using. I know I have a water and gas meter, but how is that data collected and how is electricity usage collected when electricity all comes from the same power line? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/47smaj/eli5_how_is_my_water_gas_and_electricity_usage/ | {
"a_id": [
"d0fbemq",
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"score": [
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"text": [
"Depends on where in the world you are. There are thousands of people who have been employed as meter readers around the world. Some physically read the meter, others connect a device to the meter and electronically download ... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/Kilowatt_hour"
]
] | |
1epna5 | if digital cameras weren't invented until 1975 then what kind of cameras were on the probes that were sent out into space pre 1975 | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1epna5/if_digital_cameras_werent_invented_until_1975/ | {
"a_id": [
"ca2iwtj",
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"score": [
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"text": [
"Basically the technology used to send TV images over the air. We've had electronic alternatives to film for a long time, and the storage was analog or digital video tape.\n\nFor example, the list of instruments of the [Marin... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Mariner_program"
],
[
"http://en.wikipedia.org/wiki/Corona_(satellite\\)"
]
] | ||
amwnr6 | why are our vocal chords so unique? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/amwnr6/eli5_why_are_our_vocal_chords_so_unique/ | {
"a_id": [
"efp5177"
],
"score": [
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"text": [
"Well, often times that depends on your genetics as well as the shape of your throat and mouth. There are a lot more reasons as to why your voice differs from many others. If you're taller you're more likely to have a deeper voice and vice versa. ... | [] | [] | [
[]
] | ||
3xmkhk | why does alcohol make some people amped up to fight and make others really social but makes me want to pass out? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3xmkhk/eli5_why_does_alcohol_make_some_people_amped_up/ | {
"a_id": [
"cy5xa1e"
],
"score": [
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"text": [
"Alcohol is a central nervous system depressant. Which doesn't mean that it makes you depressed. It means that it depresses (i.e. reduces) the functions of the central nervous system. One of the most intensive functions of the central nervous s... | [] | [] | [
[
"https://en.wikipedia.org/wiki/In_vino_veritas"
]
] | ||
3ro2ur | nasas conference today | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3ro2ur/eli5_nasas_conference_today/ | {
"a_id": [
"cwps6xa"
],
"score": [
2
],
"text": [
"They're discussing recent discoveries about the red planet. Your question is pretty vague. What do you want to know about it?"
]
} | [] | [] | [
[]
] | |
18atkm | i can't really feel the difference between -20f and 32f as much as i can feel the difference between 70f and 80f. why? | I'm standing outside in -4 degree weather but it doesn't feel all that much colder than 32. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/18atkm/eli5_i_cant_really_feel_the_difference_between/ | {
"a_id": [
"c8d5cvi"
],
"score": [
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],
"text": [
"How cold it feels (or how warm it feels; same difference in this context) has less to do with the absolute temperature of the air around you and more to do with *how fast* heat moves out of your body into that air.\n\nSee, your sense of temperatu... | [] | [] | [
[]
] | |
5k9sp1 | why do extremely hot items glow "red hot" as opposed to other colors, like green, blue, purple, etc.? | I was watching those recent videos on YouTube where a knife is heated until it's red hot and cuts into various objects...
I never considered it before, but I started to wonder why things turn red when they're extremely hot instead of other colors... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5k9sp1/eli5_why_do_extremely_hot_items_glow_red_hot_as/ | {
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15,
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"text": [
"Heated objects produce light.\n\nEven room-temperature objects are emitting light. It just isn't *much* light and the wavelength is way too long to see (i... | [] | [] | [
[],
[],
[
"https://phet.colorado.edu/sims/blackbody-spectrum/blackbody-spectrum_en.html"
],
[],
[]
] | |
2p6ovq | why are dead bodies and objects in bogs so well preserved. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2p6ovq/eli5_why_are_dead_bodies_and_objects_in_bogs_so/ | {
"a_id": [
"cmtu3yh",
"cmtu569",
"cmtu9cm"
],
"score": [
2,
3,
3
],
"text": [
"Lack of oxygen and/or organisms that would cause decomposition.",
"bogs have 2 things going for them, there's a general lack of oxygen and the water is acidic. the acidic water basically tans the s... | [] | [] | [
[],
[],
[]
] | ||
2ykaki | is florida really going to be under water in 40 years? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ykaki/eli5_is_florida_really_going_to_be_under_water_in/ | {
"a_id": [
"cpaaaqp",
"cpade49",
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"score": [
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4,
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"text": [
"In 40 years? Probably not. But Florida is a very low state, and so very susceptible to water-level rising, especially in the peninsula part. And even parts that aren't swamped will be more susceptible t... | [] | [] | [
[],
[],
[]
] | ||
rvwfj | if the u.s. is a net exporter of oil for the first time since 1949, why is gasoline in my neighborhood $3.94? | I know it's a constant discussion during an election season, and I know the economics of gasoline are incredibly complex, but I think they're so complex it's beyond reasonable understanding. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/rvwfj/eli5_if_the_us_is_a_net_exporter_of_oil_for_the/ | {
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"score": [
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5,
4,
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2,
2
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"text": [
"Problem with energy is that it is difficult to get it to places that it is needed. We may produce gasoline in the Gulf Ports or border o... | [] | [] | [
[],
[
"http://ftmdaily.com/preparing-for-the-collapse-of-the-petrodollar-system/",
"http://www.bloomberg.com/news/2012-04-04/u-s-doe-weekly-petroleum-status-report-for-march-30-text-.html",
"http://www.youtube.com/watch?v=40hNSJEKUgo"
],
[],
[],
[],
[]
] | |
20oszh | what are a series of events of the worst case scenario from this ukrainian conflict | I want to know how bad things could possibly get | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/20oszh/eli5_what_are_a_series_of_events_of_the_worst/ | {
"a_id": [
"cg5c58c",
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"score": [
3,
5
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"text": [
"world war 3",
"Russia goes balls deep and blitzkrieg Ukraine. Poland and Lithuania respond by sending a shit ton of troops with bitch be good sticks to Ukraine. Moscow responds by nuking Poland and Lithuania. Nato goes t... | [] | [] | [
[],
[]
] | |
6uzez1 | networking question - difference between a class a , class b, and class c network? | Hello, can someone explain to me the difference between a class a, b, and c network - in the context of networking?
Also, what is a loopback adapter and what are they used for?
| explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6uzez1/eli5_networking_question_difference_between_a/ | {
"a_id": [
"dlwjwde"
],
"score": [
3
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"text": [
"Yer not alone in askin', and kind strangers have explained:\n\n1. [ELI5: IP adressing and IP classes ](_URL_0_)\n1. [Can you ELI5 subnetting of a Class A network? ](_URL_1_)\n\nPost your other question separately."
]
} | [] | [] | [
[
"https://www.reddit.com/r/explainlikeimfive/comments/2pdhcf/eli5_ip_adressing_and_ip_classes/",
"https://www.reddit.com/r/networking/comments/1ngush/can_you_eli5_subnetting_of_a_class_a_network/"
]
] | |
2yrum7 | how are a group of people determined to be an "ethnic group" rather than people who look "alike" or share a common nation? | I've been doing some off-handed browsing of Wikipedia and was on some various articles related to Africa and its various nations, and all of the country's, naturally, have a list of the various ethnic groups within said nation, and all of them are vastly different from each other, yet to me, even as a person of color, ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2yrum7/eli5how_are_a_group_of_people_determined_to_be_an/ | {
"a_id": [
"cpcczud",
"cpcjhum"
],
"score": [
2,
2
],
"text": [
"Those three classifications are of Race, not ethnicity. Ethnicity are subgroups to those that also include cultural factors in addition to the genetic ones. \n\nWhat you are missing is that geographic isolation caused many m... | [] | [] | [
[],
[]
] | |
7d4dxm | why is there one standard for music and movie playback that multiple manufacturers use but not for video games. | Example: Sony, Samsung, LG etc, all make VHS, DVD, BluRay players etc, that all play one standard of media, but Sony, Microsoft and Nintendo all have proprietary gaming consoles. Why hasn't gaming gone the way of other media consumption? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7d4dxm/eli5_why_is_there_one_standard_for_music_and/ | {
"a_id": [
"dpv953d"
],
"score": [
4
],
"text": [
"Actually they do. Both PS4 games and Xbox One games use Blu-Ray discs. \n\nThe reason why you can't play a game for one console on the other however is twofold. First, the encoding done on the disks at the time they're burned which includes code ... | [] | [] | [
[]
] | |
ja79j | can someone [eli5] what would happen if the economy collapses. | I'm talking long term and short term effects. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/ja79j/can_someone_eli5_what_would_happen_if_the_economy/ | {
"a_id": [
"c2afmrx",
"c2afmrx"
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"score": [
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8
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"text": [
"If the economy completely collapses (which is unlikely) unemployment will rise far above 10%, it could go as high 25% or even 30% if things got *really really* bad. Absolutely everyone but those who had large amounts of mone... | [] | [] | [
[],
[]
] | |
f5idgm | how does excess fertilizer burn the roots of a plant? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/f5idgm/eli5_how_does_excess_fertilizer_burn_the_roots_of/ | {
"a_id": [
"fhyv385",
"fhz75by"
],
"score": [
4,
3
],
"text": [
"The same way that too much of any vitamin will cause you to overdose. Depending on what the fertilizer is composed of and how the plant process and stores it, an excess of a nutrient could overwhelm the plant’s ability to pr... | [] | [] | [
[],
[]
] | ||
64ehdw | why do we say that spiderwebs are "stronger than steel"? | What part of a spider web is so strong? They can easily be pulled, moved, broken so how how are they strong? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/64ehdw/eli5_why_do_we_say_that_spiderwebs_are_stronger/ | {
"a_id": [
"dg1hy0r",
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"score": [
6,
13,
5
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"text": [
"Because they are stronger than steel by about five times. If you had steel filaments like that you could tear them with only a fifth of the effort it takes to tear a spider web.",
"because strength... | [] | [] | [
[],
[],
[]
] | |
3konzr | how does a dog know it's the owner walking up to their door as opposed to a stranger? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3konzr/eli5_how_does_a_dog_know_its_the_owner_walking_up/ | {
"a_id": [
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"score": [
46,
14,
8,
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"text": [
"Dogs have outstanding hearing. Even a person can often identify another person coming from the sound of how they walk.",
"I don't... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | |
4jneld | what would it take for a country to actually create a post-scarcity society, and how far are we away from realistically making it happen? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4jneld/eli5_what_would_it_take_for_a_country_to_actually/ | {
"a_id": [
"d37zzyj"
],
"score": [
4
],
"text": [
"Post-scarcity societies can't really exist, because some things are inherently scarce. There will always be a scarcity of concert tickets, for instance. Even if we use technology to broadcast the concert across the world, there is a scarce amount... | [] | [] | [
[]
] | ||
6lwhkx | what is the biological process behind the memoryloss of pot smokers? | I would love to know somethig about the short term stuff (like forgetting tasks), but also why you forget the tine in general when you are a daily smoker. Like, when you look back on the year and think: "where did my time go?" | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6lwhkx/eli5_what_is_the_biological_process_behind_the/ | {
"a_id": [
"djxhmyo"
],
"score": [
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"text": [
"Basically, when you smoke pot it causes you to lose focus. \n\nWhen you're sober, your brain stores information in a pretty complex way, but basicly it is stored in very short term (memory lasting few seconds), then moved to short term (a few mom... | [] | [] | [
[]
] | |
4gdiyq | how do 2-party governments work? surely one party would always have a majority in the goverment, and therefore win every vote. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4gdiyq/eli5_how_do_2party_governments_work_surely_one/ | {
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"text": [
"Not necessarily, especially in countries like the US. Here in the US, the elections of our executive branch are separate from the elections of our Representatives, which are again... | [] | [] | [
[],
[],
[],
[]
] | ||
1urgsn | can you change your genetics? | Firstly, I apologize if there is already a topic on my question. I searched and didn't see one. Anyways, I guess I will tell the long story so it makes sense. I had a thought today about what my kids would look like, and since I am a pretty skinny dude, and my dad is too, I imagined a skinny kid. But what would happen ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1urgsn/eli5_can_you_change_your_genetics/ | {
"a_id": [
"ceky9iu",
"cekyaxk"
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"score": [
5,
2
],
"text": [
"In the great majority of cases, no. Your genetics, at least in terms of what you would pass down to your children, are fixed. Your body does modify gene *expression*: you keep the same genes, but your body can 'turn them off... | [] | [] | [
[],
[]
] | |
kr36p | video game edition! why don't all hd ports from past consoles run at 60fps without stuttering? | I was very dissapointed to hear that both RE4 HD and Code Veronica: X HD suffered from stuttering, at only ran at 30fps.
I could perhaps understand a game running at a locked 30fps so that it still felt like the original, but there is no reason, imo, why a PS2 game can't run at a locked 30fps on the PS360. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/kr36p/eli5_video_game_edition_why_dont_all_hd_ports/ | {
"a_id": [
"c2mi8m3",
"c2mi8m3"
],
"score": [
2,
2
],
"text": [
"Because they have to use an emulator that is shitty in order to play on the PS3 at all. It would cost a lot of money to do that. ",
"Because they have to use an emulator that is shitty in order to play on the PS3 at all.... | [] | [] | [
[],
[]
] | |
3oumm7 | if pi is an infinite non-repeating number, then it contains an infinite amount of information. shouldn't this be impossible? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3oumm7/eli5_if_pi_is_an_infinite_nonrepeating_number/ | {
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"score": [
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"text": [
"Why should it be?\n\nThe number goes on forever, that's why we can't store the number Pi in it's un-rounded form on a computer. But c... | [] | [] | [
[],
[
"http://mathworld.wolfram.com/images/equations/PiFormulas/Inline20.gif",
"https://upload.wikimedia.org/math/6/a/d/6ad2d9ea4a164e235772c6e6150b205d.png"
],
[
"http://en.wikipedia.org/wiki/Normal_number"
],
[
"https://en.wikipedia.org/wiki/Chronology_of_computation_of_%CF%80",
"htt... | ||
2x3o7d | why sometimes when i open my mouth, very rarely, a stream of liquid flies out for a second | or does this only happen to me | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2x3o7d/eli5_why_sometimes_when_i_open_my_mouth_very/ | {
"a_id": [
"cowl0w9",
"cowl214",
"cowl2r1"
],
"score": [
8,
13,
7
],
"text": [
"You're squeezing a salivary gland and that fires the saliva out of it's opening",
"That's called gleeking! I can do it on command. My husband thinks I'm weird, or have raptor spray",
"Wow. Whe... | [] | [] | [
[],
[],
[]
] | |
bd3f4e | how is electronic banking managed, wherein money can't just appear out of nowhere, considering that it's just a number in a computer? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bd3f4e/eli5_how_is_electronic_banking_managed_wherein/ | {
"a_id": [
"ekvge5k"
],
"score": [
2
],
"text": [
"Banks _are_ permitted to create \"new money\" in the form of loans. It's just there are very heavy procedures to follow to do so, and by regulation they can't create more new money than solvency rules require. Meaning they have to demonstrate t... | [] | [] | [
[]
] | ||
57l5pe | how do the doctors/scientists in cdc actually work on cures? where do they even start? | Rewatching the Walking dead got me asking myself a question. How do scientists/doctors that work in the CDC make cures? What do they do, Where do they even start etc. Thanks | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/57l5pe/eli5_how_do_the_doctorsscientists_in_cdc_actually/ | {
"a_id": [
"d8svcs6"
],
"score": [
4
],
"text": [
"To explain in the simplest way possible, the process for curing a disease starts with carefully studying and analyzing the disease to figure out exactly how it functions. What causes it, what effects it has, etc. For example, is it a bacteria or ... | [] | [] | [
[]
] | |
cr2vje | how did the australians lose the emu war | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cr2vje/eli5how_did_the_australians_lose_the_emu_war/ | {
"a_id": [
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"text": [
"There were only a few soldiers assigned to eradicate the emu, a small amount of ammunition and their main weapon was a machine gun on a car, they were unsuccessful because an emu can often take more t... | [] | [] | [
[],
[],
[]
] | ||
3pntvt | how is it schools in the united states can teach creationism or intelligent design in their science classes instead of evolution whenever it is clearly specified in nclb (no child left behind) that all teachings must be scientifically based methods? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3pntvt/eli5_how_is_it_schools_in_the_united_states_can/ | {
"a_id": [
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"score": [
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"text": [
"Legally, they probably can't.\n\nHowever, approximately 70% of the United States is Christian. Enough of them ar... | [] | [] | [
[],
[],
[],
[
"https://en.wikipedia.org/wiki/Edwards_v._Aguillard",
"https://en.wikipedia.org/wiki/Kitzmiller_v._Dover_Area_School_District"
],
[],
[
"https://en.m.wikipedia.org/wiki/Kitzmiller_v._Dover_Area_School_District"
],
[]
] | |
8kintb | why do some things cut better with a serrated knife and others with a straight blade? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8kintb/eli5_why_do_some_things_cut_better_with_a/ | {
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"It actually depends on a few factors. What you are cutting, the type of knife or blade you are using, and other things like temperature of the knife and the object you are cuttin... | [] | [] | [
[],
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9upsab | why are political parties in america so polarized? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9upsab/eli5_why_are_political_parties_in_america_so/ | {
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" > This level of pa... | [] | [] | [
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f8d3vo | how are submersibles different from submarines and why are submersibles not fully autonomous? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/f8d3vo/eli5_how_are_submersibles_different_from/ | {
"a_id": [
"fikt35j",
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"score": [
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"text": [
"Not an expert, but I think a submersible is a temporary vehicle. Some may be able to stay down for hours at a time, but not forever. They don't have the facilities to produce resources.\n\nSubmarines, on the other hand, ar... | [] | [] | [
[],
[]
] | ||
1zodn7 | what would happen if i shut my car off while driving? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1zodn7/eli5_what_would_happen_if_i_shut_my_car_off_while/ | {
"a_id": [
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"text": [
"The power steering will be disabled, I almost crashed once when my car died on me in a curve!",
"Every car I've had was an automatic made after 1993, and it wasn't possible to turn the car off unles... | [] | [] | [
[],
[],
[
"https://www.youtube.com/watch?v=SH81IqeWmvI"
]
] | ||
1vxwqt | why does it smell worse when you fart in water? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1vxwqt/eli5_why_does_it_smell_worse_when_you_fart_in/ | {
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"c... | [] | [] | [
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2vyi88 | why after downloading some applications, do i need to restart but others work straight away? | ^ | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2vyi88/eli5_why_after_downloading_some_applications_do_i/ | {
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"com1he4",
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"text": [
"Because some applications use low-level resources which are already loaded into memory and used continuously by other applications and the operating system as well. Since reloadin... | [] | [] | [
[],
[],
[],
[]
] | |
5xjiog | in academic articles, why are units of area often shown as being multiplied to the power of -1? | I'm seeing this a lot in the texts that I'm reading, especially when the unit of measurement is "[units] per [area]". For example, "cubic metres per hectare" would be noted as m^3 /ha^-1
What is the need to denote it as being to the power of -1? Would m^3 /ha be incorrect? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5xjiog/eli5_in_academic_articles_why_are_units_of_area/ | {
"a_id": [
"deijc56"
],
"score": [
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],
"text": [
"The word \"per\" implies \"divided by.\" For example, miles per hour can be represented as (miles)/(hour). Newtons per square meter (the SI unit of pressure, also known as the Pascal), can be represented as (N)/(m^2 ). m^2 is the SI unit of area.... | [] | [] | [
[]
] | |
25pi4g | how are glaciers (the largest source of water) fresh water but the ocean is made of salt water? | That's my simple question, please and thank you. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/25pi4g/eli5_how_are_glaciers_the_largest_source_of_water/ | {
"a_id": [
"chjgrdk"
],
"score": [
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"text": [
"Sea water has gathered dissolved ions in it for billions of years. Thats why its salty. Those ions don't evaporate with the water and the don't fall as snow or rain that later becomes freshwater sources on Earth. \n\nThe ice caps may be the large... | [] | [] | [
[]
] | |
l1ga0 | please eli5: finding the exact value of sin, cos and tan. | I know that 2π is a period is 360 degrees, and I get from looking at the graph of a sin wave that sin of 0 is 0, π/2 is 1... etc, but if a teach hands me a piece of paper with "Find the exact value of tan 4π/3", nothing.
So please, explain it like I'm five. Because this is one of the only things in math that I really ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/l1ga0/please_eli5_finding_the_exact_value_of_sin_cos/ | {
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"score": [
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"text": [
"I don't think it can be done like you're 5, but [read this section on the Wiki article for them](_URL_0_).\n\n",
"Draw a circle with a cross through its center. Then we draw a ... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Trigonometric_functions#Series_definitions"
],
[
"http://en.wikipedia.org/wiki/Trigonometric_functions#Sine.2C_cosine.2C_and_tangent"
],
[
"http://en.wikipedia.org/wiki/Trigonometric_functions#Series_definitions"
],
[
"http://en.wikipedia.org/wiki/Trigonom... | |
9dhyms | why can’t those liquid meal replacements completely substitute the benefits of eating real solid food? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9dhyms/eli5_why_cant_those_liquid_meal_replacements/ | {
"a_id": [
"e5hnyid",
"e5hod6r"
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"score": [
3,
8
],
"text": [
"You eat solid foods to get nutrients. However nutrients do not have to be solid. Once liquidfied the nutrients can be drunk or given through an IV. ",
"They can. The problem is that unless they are made specifically for ... | [] | [] | [
[],
[]
] | |
64h76k | why do video games crash and stop working, rather than produce an error and move on? | For example, if the game is told to do something with an object that doesn't exist, why does the entire game need to stop? Couldn't it function without moving the non-existent object? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/64h76k/eli5_why_do_video_games_crash_and_stop_working/ | {
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"text": [
"In most cases, carrying on after interacting with something that's not there would result in more impossible interactions - either cau... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | |
5kf6iz | why is it often only possible to focus on one eye when trying to look someone in the eyes | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5kf6iz/eli5_why_is_it_often_only_possible_to_focus_on/ | {
"a_id": [
"dbnhhb4",
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"score": [
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"text": [
"Having two eyes never meant we were able to focus on two things simultaneously. Our sight converges on whatever it is we're focusing on, and the stereoscopy provides us with depth perception. ",
"Bo... | [] | [] | [
[],
[],
[]
] | ||
6g5m21 | how the u.k. elects a prime minister and what makes this most recent election so weird? | So I live in the U.S. and have been hearing about this election in the U.K. a lot lately. From what I've seen I know that you actually don't elect the Prime Minister directly. But what also fascinates me is that it seems like they the Prime Minister can call for an election even when it isn't technically time for one.... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6g5m21/eli5_how_the_uk_elects_a_prime_minister_and_what/ | {
"a_id": [
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"dinpi6e",
"dio8jby",
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],
"score": [
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3,
2,
2
],
"text": [
"The UK citizenry does not vote for the Prime Minister at all. They vote for their Member of Parliament (MP) which is roughly the equivalent of the US House of Representative, and t... | [] | [] | [
[],
[],
[],
[]
] | |
btsaad | how is sweating good for your health? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/btsaad/eli5_how_is_sweating_good_for_your_health/ | {
"a_id": [
"ep1ugp3",
"ep228jl"
],
"score": [
5,
3
],
"text": [
"It keeps you from overheating and flushes out your sweat glands, keeping them from clogging and getting infected.",
"Sweating is our way of cooling down so we don’t overheat. When we sweat our skin gets wet and as that w... | [] | [] | [
[],
[]
] | ||
196rhz | why you get thrown into a corner when you are driving around a bend but don't when you fly in circles? | Just about to get on board and was thinking about this | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/196rhz/eli5_why_you_get_thrown_into_a_corner_when_you/ | {
"a_id": [
"c8lal1v"
],
"score": [
7
],
"text": [
"Because the plane banks, you feel the turn as pushing down on you rather than to the side like in a car."
]
} | [] | [] | [
[]
] | |
4r2hc7 | why did socialism and communism reach mainstream political status in europe & asia, but remained comparatively fringe in the us? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4r2hc7/eli5_why_did_socialism_and_communism_reach/ | {
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"score": [
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"text": [
"Perhaps it was because the United States was not weakened by war while socialism and communism were coming up. Would communism have been able to take over Russia without WWI? ",
... | [] | [] | [
[],
[],
[],
[]
] | ||
ly1gt | in sound, what is a note? | What is it about, say, C-sharp that makes it C-sharp? How come you can play the same note on two different instruments and it sounds totally different, yet people still claim it's the same note? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/ly1gt/eli5_in_sound_what_is_a_note/ | {
"a_id": [
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"c2wjn8u",
"c2wj50f",
"c2wjn8u"
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"score": [
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2,
6,
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],
"text": [
"Music Q's! Love 'em.\n\nHere's the deal with \"tone\" or \"timbre\". When I play a single note (let's take your C# and change it a bit to be an A, because I'm a lazy, lazy bastar... | [] | [] | [
[],
[],
[],
[]
] | |
8e5idw | how can space be constantly growing? what emptiness is it replacing, if any? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8e5idw/eli5_how_can_space_be_constantly_growing_what/ | {
"a_id": [
"dxsir34"
],
"score": [
2
],
"text": [
"It's not thought to be replacing anything. Rather over time, any two very distant points in space are further apart. \n\nOur leading theories of the universe are one that is infinite. There's no point where you reach an edge of \"stuff,\" rather ... | [] | [] | [
[]
] | ||
21bj63 | why don't americans get medical operations done abroad to avoid the staggering costs at home? | I just don't understand why this is not a viable option. It seems like it would help alleviate the financial burden for many Americans. Surgeries can cost hundreds of thousands of dollars in the US. Wouldn't a round-trip ticket to a European country with the price of surgery be cheaper?
Thanks for helping! | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/21bj63/eli5_why_dont_americans_get_medical_operations/ | {
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"text": [
"_URL_0_\n\nthey do",
"First, people put quality over cost. If they feel the US has better quality healthcare, that's where they'll stay - especially for risky things like surge... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Medical_tourism"
],
[],
[],
[]
] | |
vg9yo | v-sync in video games. | If I have a low-end PC, do I want it on or off? What is it actually doing? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/vg9yo/eli5_vsync_in_video_games/ | {
"a_id": [
"c548s0r",
"c548zyx"
],
"score": [
2,
2
],
"text": [
"Monitors don't paint the whole picture at once. Now with flatscreens it's even more confusing than it used to be so let's assume a CRT. The picture is created by lighting up the picture starting in the upper left corner and ... | [] | [] | [
[],
[
"http://www.tweakguides.com/Graphics_9.html"
]
] | |
ag3mp8 | how can the government lower college cost effectively? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ag3mp8/eli5_how_can_the_government_lower_college_cost/ | {
"a_id": [
"ee3dg7y",
"ee3eenn"
],
"score": [
2,
3
],
"text": [
"The government could stop subsidizing banks that offer predatory loans to students, and thus stop fueling the insane spiral of tuition and debt.",
"Severely restrict Pell Grant's and lending for college. The primary reas... | [] | [] | [
[],
[]
] | ||
773gfx | why can't computers use storage devices as ram? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/773gfx/eli5_why_cant_computers_use_storage_devices_as_ram/ | {
"a_id": [
"doirbax"
],
"score": [
3
],
"text": [
"They can and do, it's called a swap space(unix)/paging file(windows). It can't be the main RAM source though due to speed limitations. "
]
} | [] | [] | [
[]
] | |
2xmdn4 | what's the difference between voice, text, and data on modern cell networks? | Isn't voice just encoded data like VoIP? Isn't all cell communication 'data' ? Are we just billed this way because of historical reasons? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2xmdn4/eli5_whats_the_difference_between_voice_text_and/ | {
"a_id": [
"cp1jyt9"
],
"score": [
2
],
"text": [
"Voice requires the necessary bandwidth to be reserved for the call duration, while data services take whatever is available. Messages skip the call setup phase entirely."
]
} | [] | [] | [
[]
] | |
476ogb | is it possible to develop a resistance to motion sickness through constant exposure? | As someone who's struggled with carsickness and motion sickness throughout his life I wondered: would it be possible to eventually develop a resistance to it by repeatedly exposing yourself to motion sickness inducing situations? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/476ogb/eli5_is_it_possible_to_develop_a_resistance_to/ | {
"a_id": [
"d0akxbu",
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"score": [
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3,
3
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"text": [
"The short answer is maybe. Habituation helps most people, but not all. There are a bunch of coping mechanisms that help me, but there are some combinations of motion that will still get me. [This](_URL_... | [] | [] | [
[
"http://www.aafp.org/afp/2014/0701/p41.html"
],
[],
[
"http://pubs.drdc-rddc.gc.ca/BASIS/pcandid/www/engpub/DDW?W%3DSYSNUM=516211"
]
] | |
6ka414 | why do you feel light headed when you quickly get out of bed? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6ka414/eli5_why_do_you_feel_light_headed_when_you/ | {
"a_id": [
"djkfwbq",
"djkg2xp"
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"score": [
2,
5
],
"text": [
"When you go upright quickly, gravity is suddenly asserting itself against your circulation in a more dramatic fashion. Your blood has a lot 'higher' to go when you are standing up, than when you are laying down.\n\nYour body... | [] | [] | [
[],
[]
] | ||
24nnzy | why is a cinema advert called a trailer? other things that trail go behind the main object (car trailer, contrails, a trailer stalking an animal...), not before. | Seems very odd to me. Did film trailers originally air *after* the motion picture? Or is there a different origin to the word in this context? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/24nnzy/eli5_why_is_a_cinema_advert_called_a_trailer/ | {
"a_id": [
"ch8v8oa",
"ch8wlkt"
],
"score": [
6,
3
],
"text": [
"Originally \"trailers\" were shown at the end of a feature film.",
"Trailers did trail. But people left before the trailer played. So cinemas moved trailers to the start. "
]
} | [] | [] | [
[],
[]
] | |
1orxxb | how do websites that stream tv shows for free earn money? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1orxxb/eli5_how_do_websites_that_stream_tv_shows_for/ | {
"a_id": [
"ccuyqrp",
"ccuzi3n"
],
"score": [
3,
2
],
"text": [
"Ads and subscription services.",
"Mostly money-per-views and advertisements attached to them. Also, many are sponsored by investors willing to support the site in hopes it will be profitable."
]
} | [] | [] | [
[],
[]
] | ||
bqt4cv | why does toothpaste and mouthwash give that intense cold and sometimes spicy feeling in your mouth, when it isn’t actually cold or spicy? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bqt4cv/eli5_why_does_toothpaste_and_mouthwash_give_that/ | {
"a_id": [
"eo80e0q",
"eo8lzcs"
],
"score": [
7,
4
],
"text": [
"The neurons that are sensitive to cold are also triggered by the presence of the flavour compound menthol.\n\nSo a drop of menthol mouthwash on your tongue sends basically the same message to your brain as a drop of cold wat... | [] | [] | [
[],
[]
] | ||
3o4u8p | w4 tax paperwork and claiming exempt? | What are the requirements to file exempt from taxes? I've looked up the two requirements but I dont understand. I'm 23, don't file taxes, almost have always claimed exempt for the few jobs I've had and make far less then 10,000 a year.
Can your claims be changed by your employer or irs from exempt to something else... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3o4u8p/eli5_w4_tax_paperwork_and_claiming_exempt/ | {
"a_id": [
"cvu15fz"
],
"score": [
2
],
"text": [
"You should file taxes regardless of how much money you make. There are refundable credits that you can qualify for.\n\nIf you expect to owe no taxes, and did not owe any last year, you can tell your employer not to withhold anything by indicating... | [] | [] | [
[]
] | |
37viwd | why do photos load differently when i have slow internet. | To elaborate, whenever my internet is slow, I've seen two different ways that photos will often load. Sometimes they'll load top to bottom and other times they'll load the whole image in really low quality first and then gradually keep increasing the quality. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/37viwd/eli5why_do_photos_load_differently_when_i_have/ | {
"a_id": [
"crq5ax0",
"crq6iea"
],
"score": [
11,
6
],
"text": [
"It depends on the file format of the image. Most image files contain one giant representation of the image and your browser will receive the image data from top to bottom so it'll start displaying the top while it download... | [] | [] | [
[],
[
"http://i.imgur.com/EoCH7K6.gif",
"http://en.wikipedia.org/wiki/Interlacing_%28bitmaps%29",
"http://www.brandon.me/blogging-tools/visual-design/2010/11/difference-interlaced-non-interlaced-images/",
"http://i.imgur.com/KGxsOLk.gif"
]
] | |
3u40fk | why is advised to create a 500 calorie deficit through exercise to achieve weight loss. why not just eat 500 calories less? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3u40fk/eli5_why_is_advised_to_create_a_500_calorie/ | {
"a_id": [
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"cxbo6zu",
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"score": [
3,
2,
2,
3
],
"text": [
"1. exercise is generally great for you.\n2. studies have shown very clearly that people are more succesful over longer periods of time with the exercise option than the food option... | [] | [] | [
[],
[],
[],
[]
] | |
c3e17h | how does a town's water supply become decontaminated of e coli? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/c3e17h/eli5_how_does_a_towns_water_supply_become/ | {
"a_id": [
"erqdat8",
"erqffk7"
],
"score": [
2,
2
],
"text": [
"The water company uses chemicals to kill it, generally chlorine. It doesn't take that much chlorine so you don't taste it in the water.",
"There's two major category of tests that are done for water safety.\n\nThe firs... | [] | [] | [
[],
[]
] | ||
3u0oqg | how do bail bonds work? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3u0oqg/eli5_how_do_bail_bonds_work/ | {
"a_id": [
"cxavakp"
],
"score": [
7
],
"text": [
"Let's say you get arrested for a crime. Your trial will be in three weeks.\n\nNow, we have an issue. You're innocent until proven guilty (at least in America). But at the same time, you're both a potential threat to society as well as a flight ri... | [] | [] | [
[]
] | ||
7lu6az | what makes sunlight so special? why does it make your skin produce vitamin d but an uv lamp doesn't? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7lu6az/eli5_what_makes_sunlight_so_special_why_does_it/ | {
"a_id": [
"drp0rxn"
],
"score": [
20
],
"text": [
"An UV lamp does make you produce vitamin D.\n\n\nThe main difference is the intensity of the light / radiation. Most lamps only work well if they are very close to you. Also, ideally they should be used very early in the morning. "
]
} | [] | [] | [
[]
] | ||
fz6ql0 | why do some credit card readers tell you to insert and remove your card as quickly as possible and others tell you to leave it in for several seconds? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fz6ql0/eli5_why_do_some_credit_card_readers_tell_you_to/ | {
"a_id": [
"fn4w25n",
"fn3bgy7"
],
"score": [
2,
53
],
"text": [
"There are two ways you can insert a credit card:\n\nSwiping it through the strip, and inserting it to read the chip.\n\nReading the chip is much more secure than swiping the strip and guarantees that the credit card being u... | [] | [] | [
[],
[]
] | ||
21w87y | since the gravitational pull of an object is based on the object's mass and not it's density, how does a black hole have such strong gravity when its the same star, just really really compressed? where does this mass come from, or is one's gravitational pull also based on it's density? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/21w87y/eli5_since_the_gravitational_pull_of_an_object_is/ | {
"a_id": [
"cgh3d68"
],
"score": [
9
],
"text": [
"It has the same gravitational pull as a star, but because it's more dense objects can get much much closer to it then to a star without actually hitting it.\n\nBlack holes don't have more gravity than their corresponding star, it's just possible ... | [] | [] | [
[]
] | ||
58vsxb | why do wooden power poles have so many staples and nails on them? is there a purpose? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/58vsxb/eli5_why_do_wooden_power_poles_have_so_many/ | {
"a_id": [
"d93l2y8",
"d93l42u"
],
"score": [
3,
6
],
"text": [
"Staples are probably leftovers from people stapling \"lost cat\" signs to them. Nails, could bet anything - election posters?",
"I've designed many-a-distribution system. The nails going from top to bottom are generally ... | [] | [] | [
[],
[]
] | ||
9xgj4x | what does "non-linear model" mean? | I'm having to do a sociology report for university which involves statistical research, and part of the report is that I have to explain the methods used in said research. However, when I look at the research itself, the methods section begins with "Non-linear models were estimated for three different health indicators... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9xgj4x/eli5_what_does_nonlinear_model_mean/ | {
"a_id": [
"e9s55fa"
],
"score": [
2
],
"text": [
"A linear regression model means that if you look at the graph that they drew up, its a linear line. Like its straight as a rule. A non-linear regression model means that the graph is a non-straight line. It could be exponential, or logarithmic, e... | [] | [] | [
[]
] | |
5cxyx8 | why would my brother's wife be called my sister-in-law? doesn't that imply that they became brother and sister? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5cxyx8/eli5_why_would_my_brothers_wife_be_called_my/ | {
"a_id": [
"da089tq",
"da0c75k"
],
"score": [
5,
5
],
"text": [
"No, it implies that she became your sister by marriage rather than blood relation. They are the actual married pair, and so by the same ruleset, they are husband and wife. The status change between them results in a set of c... | [] | [] | [
[],
[]
] | ||
la7q4 | where did the phrase "bat shit crazy" come from? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/la7q4/eli5_where_did_the_phrase_bat_shit_crazy_come_from/ | {
"a_id": [
"c2r1im3",
"c2r1im3"
],
"score": [
10,
10
],
"text": [
"I believe it's a clever play on the older term for the same thing, 'bats in the belfry', a belfry being the top bit of a bell tower. The idea being that a belfry with lots of bats in it will also have lots of bat shit. \n\... | [] | [] | [
[],
[]
] | ||
31h1ii | on a walk with my dog, why does he not bark back at other dogs behind fences? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/31h1ii/eli5_on_a_walk_with_my_dog_why_does_he_not_bark/ | {
"a_id": [
"cq1guh9"
],
"score": [
2
],
"text": [
"There could be a number of reasons. What breed is he? Some dogs are more apathetic towards other dogs. \n\n Could also be territorial. The dog barking at yours could be signaling their territorial claim, and your dog isn't challenging their cl... | [] | [] | [
[]
] | ||
1qw698 | why won't gas prices go back to pre-9/11 prices if we are producing as much if not more oil? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1qw698/eli5_why_wont_gas_prices_go_back_to_pre911_prices/ | {
"a_id": [
"cdh3un0",
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"cdhbs78",
"cdhcc0y",
"cdhdonp",
"cdhe14n",
"cdhg0vo",
"c... | [] | [] | [
[],
[],
[
"http://en.wikipedia.org/wiki/Fuel_taxes_in_the_United_States"
],
[],
[],
[],
[],
[],
[],
[],
[],
[
"EIA.gov"
],
[],
[],
[
"http://www.nber.org/papers/w14492.pdf?new_window=1"
],
[],
[],
[],
[],
[],
[],
[],
[],
[]
] | ||
8i65uq | why does a country downstream from a dam suffer a hit to its water supply? doesn't the net water flow stay the same? | Take Egypt and Ehtiopia. Wouldn't the water volume coming out of the renaissance dam be the same as the water volume going in and the net flow to Egypt remain constant? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8i65uq/eli5_why_does_a_country_downstream_from_a_dam/ | {
"a_id": [
"dyp5fq2",
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"score": [
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23,
6,
5,
15
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"text": [
"Not necessarily.\n\nIf you dam up a river, the backup of water above the dam may cause excess water to flow down different rivers instead, as it is easier ... | [] | [] | [
[],
[],
[],
[],
[]
] | |
3aj4jj | how does windows know wether i am plugin in a new printer/keyboard/mouse/etc? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3aj4jj/eli5_how_does_windows_know_wether_i_am_plugin_in/ | {
"a_id": [
"csd2xb4",
"csd33wi"
],
"score": [
3,
2
],
"text": [
"every device has a chip that says what it is. like a person says his/her name to you. so you know name of that person.",
"When you put in the usb cord, the computer can feel something is connected. So it asks the device ... | [] | [] | [
[],
[]
] | ||
3dxznz | when producers say, let's say, an episode of the sopranos cost 2 million dollars, what do they mean? | Where does all that money go to for an hour of television? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3dxznz/eli5when_producers_say_lets_say_an_episode_of_the/ | {
"a_id": [
"ct9no3p",
"ct9ouy4"
],
"score": [
6,
3
],
"text": [
"Actors, Directors, Editors, Janitorial Staff, paying for stage time, cameras, effects etc.\n\nSo many people are involved who arent cheap to pay and then you have lots of expensive equipment that it all adds up very quickly.... | [] | [] | [
[],
[]
] | |
4innd8 | how do our bodies/brains know how to do things we haven't learned? | For instance, say I fall off my bike and create a wound in my knee. My body will start a healing process to repair my knee and make it good as new. However, I never learned how this healing process works, what certain cells have certain jobs, what antibodies do certain things, to fix this wound. So how does my brain ma... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4innd8/eli5_how_do_our_bodiesbrains_know_how_to_do/ | {
"a_id": [
"d2zklru",
"d2zku68"
],
"score": [
2,
15
],
"text": [
"Genetics/instincts. \n\nAll living things are born with innate abilities that we just know how to do. \n\nCoagulation takes so many different cells and factors to work in harmony with each other. Could you imagine if we had... | [] | [] | [
[],
[]
] | |
7uh782 | what makes the travelling salesman problem so difficult to solve? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7uh782/eli5_what_makes_the_travelling_salesman_problem/ | {
"a_id": [
"dtk9zm3",
"dtka4v1",
"dtkjnri",
"dtlar3m"
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"score": [
8,
2,
5,
3
],
"text": [
"Two reasons: input space growth, and a lack of greedy choice heuristics that can help.\n\nSo the traveling salesman has an solution space size that grows in factorials based on its... | [] | [] | [
[],
[],
[],
[]
] | ||
4moupu | are cyborg enhancements ever going to be a thing, and if so how far are we from it? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4moupu/eli5_are_cyborg_enhancements_ever_going_to_be_a/ | {
"a_id": [
"d3x47jc",
"d3x47wc",
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"d3x5jxp",
"d3x7kfk"
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"score": [
3,
2,
2,
2,
3,
2
],
"text": [
"I think it'll be a thing.\n\nThink about your phone. It's a portable device that responds to touch and voice commands, has global commu... | [] | [] | [
[],
[],
[
"https://www.linkedin.com/pulse/ive-got-my-eye-you-eyeborg-david-j-katz",
"http://www.engadget.com/2008/01/17/prosthetic-limbed-runner-disqualified-from-olympics/"
],
[],
[],
[]
] | ||
27ncgx | how does the "bidding website" scam work? | The websites where you bid on TVs, cameras and other electronics for super cheap. How do these websites operate and scam you, because you know they do. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/27ncgx/eli5_how_does_the_bidding_website_scam_work/ | {
"a_id": [
"ci2gyg9",
"ci2lgig"
],
"score": [
11,
2
],
"text": [
"Those web site you see ads for that say PS3 just sold for $2.56. Well it did \"sell\" for that but the trick is that you must pay for each bid you enter like $1.And they will keep changing the end time of the auction so mor... | [] | [] | [
[],
[]
] | |
3ehyki | why do air conditioners on airplanes suck? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3ehyki/eli5_why_do_air_conditioners_on_airplanes_suck/ | {
"a_id": [
"ctf6ymd",
"ctf7dtz",
"ctf7mz1",
"ctf7npm",
"ctf8y9p"
],
"score": [
3,
5,
5,
2,
2
],
"text": [
"Do you have non anecdotal evidence that they do?\n\nPlanes spend most of their time so high in the air that the outside temperature is -50, so ensuring comfor... | [] | [] | [
[],
[],
[],
[],
[]
] | ||
39m1g4 | why don't desktop computer have their own battery? | Sorry, I'm not very techsavvy and never understood why desktops dont have their own battery like laptops do | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/39m1g4/eli5_why_dont_desktop_computer_have_their_own/ | {
"a_id": [
"cs4gu9l",
"cs4guwr",
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"cs4rvet"
],
"score": [
5,
5,
3,
3,
10,
2,
2,
2
],
"text": [
"They are called Uninterruptible Power Supplies and are optional so people who do not need t... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[]
] | |
7fwm9n | what's the difference between bacteria, viruses, fungi and pathogens? | So I'm super confused between all these terms. Can someone ELI5 what's the difference between them? Starting at the beginning, like in a spider diagram which I find easy to understand :) | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7fwm9n/eli5_whats_the_difference_between_bacteria/ | {
"a_id": [
"dqevfj9",
"dqeyeeo"
],
"score": [
19,
3
],
"text": [
"Bacteria and fungi are living things. They're made of cells, they all have DNA, they reproduce themselves, they eat stuff, break it down and use it to power themselves, excreting any waste etc. They essentially do all the b... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Prokaryote",
"https://en.wikipedia.org/wiki/RNA",
"https://en.wikipedia.org/wiki/Eukaryote"
],
[]
] | |
7wouup | how are lenticular clouds formed? | I just saw [a picture of lenticular clouds](_URL_0_) and was wondering how on earth this works. Given that clouds probably have something to do with physics because of water vapour and stuff, I gave it physics flair. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7wouup/eli5_how_are_lenticular_clouds_formed/ | {
"a_id": [
"du20nv4",
"du2k73t"
],
"score": [
3,
2
],
"text": [
"Pretty simple, actually. If you have a fairly stable air mass that flows over an obstruction, it gets lifted. As it rises, it cools, and when it reaches the dew point you can now see the cloud as the moisture condenses to... | [] | [
"https://www.reddit.com/r/awesome/comments/7wmsvo/lenticular_clouds_over_mount_fuji/?st=JDHYBEE7&sh=9020ba0a"
] | [
[],
[]
] | |
5aa59i | how can the president "bypass" congress to make legislation without congressional approval? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5aa59i/eli5_how_can_the_president_bypass_congress_to/ | {
"a_id": [
"d9ew10l",
"d9ew8nx",
"d9ex6hk"
],
"score": [
10,
6,
4
],
"text": [
"He can't. He can issue executive orders, but those are directions to employees in the Executive Branch on how to carry out enforcing federal laws. Actual laws have to be passed by Congress.",
"He c... | [] | [] | [
[],
[],
[]
] | ||
5ez6pr | why do computers have detachable power cords when most appliances have fixed ones? and why do they all have the strange 3 pronged connector? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5ez6pr/eli5why_do_computers_have_detachable_power_cords/ | {
"a_id": [
"dag7scm",
"dag8196",
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"dagbvpt",
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"dagd4og",
"dage2u6",
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"dageq3d",
"dagf7bk",
"daghf9x",
"dagin6g",
"dagj8dz",
"dagkv9f",
"dagne5x",
"dagqnhy",
"d... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/IEC_60320#Appliance_couplers"
],
[],
[],
[],
[],
[],
[],
[],
[],
[
"https://pure.strath.ac.uk/portal/files/46879633/Murray_etal_AE_2016_Understanding_usage_patterns_of_electric_kettle_and_energy.pdf",
"http://www.buyspares.co.uk/images/mediator2... | ||
1jqt0a | credit cards, what are they, are they all the same? if not, which are better for whom? | Edit: thanks guys :) | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1jqt0a/eli5_credit_cards_what_are_they_are_they_all_the/ | {
"a_id": [
"cbhdf6v"
],
"score": [
2
],
"text": [
"Credit Cards are a way of paying for things. When you need to buy something, you can put it on a Credit Card, which is like promising the person you are buying it from that you will pay for it later. But what actually happens is that the credit c... | [] | [] | [
[]
] | |
359y58 | uk elections - after the election...what do the members of parliament who are not elected do with themselves? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/359y58/eli5_uk_elections_after_the_electionwhat_do_the/ | {
"a_id": [
"cr2e4ax",
"cr2ecaa"
],
"score": [
3,
3
],
"text": [
" > Or are they still MPs with an active role in our country? Who is paying them?\n\n\nIf they are not re-elected they are no longer MPs (that's the point) and so have no formal role in government. \n\n\n > Also when other p... | [] | [] | [
[],
[]
] | ||
2lqje6 | why is the u.s. rail system so awful? | The railway system in the U.S. is horrible. There are very few routes, fare is more expensive than flying, and it is incredibly slow. I've never been to Europe, but I've only heard great things about the rail systems. Why is the U.S. railway system lacking compared to many other developed nations? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2lqje6/eli5_why_is_the_us_rail_system_so_awful/ | {
"a_id": [
"clx7tyb",
"clx7uyi",
"clx7zik",
"clx842a"
],
"score": [
4,
9,
4,
2
],
"text": [
"The U.S. rail system is second to none. The passenger railway _service_ is fairly shitty. Partly it's because the relative distance between places in the U.S. is _very_ large mak... | [] | [] | [
[],
[],
[],
[]
] | |
294lld | what would happen if no insects were killed; would the earth be overrun with insects? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/294lld/eli5_what_would_happen_if_no_insects_were_killed/ | {
"a_id": [
"cihg47f"
],
"score": [
2
],
"text": [
"Yes. That's why predators are important. The loss of predators in an environment can cause an ecological disaster. See the Mexican Wolf in the American Southwest. Arizona, Utah, Colorado, and New Mexico have been granting unprecedently high limit... | [] | [] | [
[]
] | ||
amlp9j | how do people with diseases like dementia and alzheimer's remember how to speak their language? | If they can't remember much, how can they remember how to fluently speak their language? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/amlp9j/eli5_how_do_people_with_diseases_like_dementia/ | {
"a_id": [
"efmvkte",
"efmvukc",
"efmwxqw"
],
"score": [
3,
21,
4
],
"text": [
"The long and short of it is they eventually dont. Because language is so ingrained tho, it can be one of the last things to go. And in cases of multilingual people, languages can go in different ways... | [] | [] | [
[],
[],
[]
] | |
1040s4 | virtual public networks (vpns), proxy servers, and how to set them up on a computer | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1040s4/eli5_virtual_public_networks_vpns_proxy_servers/ | {
"a_id": [
"c6a7prc"
],
"score": [
5
],
"text": [
"Five Year old Answer (i.e, not 100% accurate and simplified) \n\n**A virtual PRIVATE network:**\n\nA VPN allows your computer to act as if it were physically connected to your work's office network even though you might be at home. You will hav... | [] | [] | [
[]
] | ||
4w2hfa | what causes the point in your voice that drastically changes the pitch? | Say you're starting from the lowest pitch you can go, and then slowly increase pitch. At some point, the pitch goes up drastically, what causes this?
I have no idea if my voice is fucked or not, but this happens to me a little bit higher than my normal voice.
And no, I'm not talking about a voice-crack that happens r... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4w2hfa/eli5_what_causes_the_point_in_your_voice_that/ | {
"a_id": [
"d63lgt2"
],
"score": [
8
],
"text": [
"Basically your voice has several different \"registers,\" or areas of production. These registers are characterized by a different vocal fold position and vibration pattern in order to create higher or lower pitches but we experience them mostly ... | [] | [] | [
[]
] | |
6thl4b | why do humans sing along to songs on the radio instead of just listening to them? | This might be a stupid question but I've always wondered | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6thl4b/eli5_why_do_humans_sing_along_to_songs_on_the/ | {
"a_id": [
"dlkp1gg",
"dlkp863",
"dlkpu5l"
],
"score": [
2,
4,
8
],
"text": [
"I think for my part it has to do with appreciation of the song and being part of art the someone else created. \n",
"Singing is fun and feels good. It's tied to why you listen to songs recreational... | [] | [] | [
[],
[],
[]
] | |
cgmzrv | how can the price of food, school, cars, and consumer goods in general outpace inflation? isn't that the definition of inflation? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cgmzrv/eli5_how_can_the_price_of_food_school_cars_and/ | {
"a_id": [
"euio4jv",
"euirjxt"
],
"score": [
8,
2
],
"text": [
"Rising prices can't outpace inflation, because they \\*are\\*, as you say, inflation. They can outpace the purchasing power of a dollar (or whatever monetary unit.) They can outpace income, or specifically the minimum wage, ... | [] | [] | [
[],
[]
] | |
5rtxvg | why do the same apps and programs on different operating systems perform differently on the same hardware? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5rtxvg/eli5_why_do_the_same_apps_and_programs_on/ | {
"a_id": [
"dda1v8k",
"dda5q0l"
],
"score": [
2,
2
],
"text": [
"I suppose that's because different systems consume different quantities of your resources like cpu, ram and others to be working, so it's different when you have 50% of cpu power and 70% of cpu power left to use on your apps... | [] | [] | [
[],
[]
] | ||
6fp9ba | how are small businesses allowed to sell shirts based on popular shows/movies | So, looking through Instagram, I see a lot of "stores" (Etsy, Redbubble... etc) where people will sell shirts or pins that have famous cartoon characters and other things that should be under copyright or trademark.
How do these stores not get shut down or sued? I was always told that if you don't own the rights or h... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6fp9ba/eli5_how_are_small_businesses_allowed_to_sell/ | {
"a_id": [
"dijwyk5",
"dijwzio"
],
"score": [
2,
3
],
"text": [
"They are not allowed to. However, it takes time and money to go after these really small time sellers, both in terms of tracking them down (and then hoping they are based from the USA, and in term of actually taking them to ... | [] | [] | [
[],
[]
] | |
6xomcf | how do radio stations transmit digital "hd" radio signal over the same fm frequencies used for standard radio? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6xomcf/eli5_how_do_radio_stations_transmit_digital_hd/ | {
"a_id": [
"dmhbil9"
],
"score": [
6
],
"text": [
"They aren't the same *exact* frequencies. The frequencies used for the HD signals are right next to the ones used for analog broadcasts.\n\nFrom Wikipedia:\n > HD Radio is a trademarked term for iBiquity's in-band on-channel (IBOC) digital radio ... | [] | [] | [
[
"https://en.wikipedia.org/wiki/HD_Radio"
]
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