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 |
|---|---|---|---|---|---|---|---|---|---|
f9cy50 | what's the difference between how a microscope and telescope are made? why can one look far into space while the other can see things on a microscopic level? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/f9cy50/eli5_whats_the_difference_between_how_a/ | {
"a_id": [
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"score": [
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"text": [
"The focal point.\n\nThe microscope focuses to a point just past the lens barrel. The telescope is focused at infinity.",
"Microscopes are generally used to focus on really close things and magnify them a LOT. Becaus... | [] | [] | [
[],
[]
] | ||
3p3ylt | why can't a surgeon replace one's herniated disc with some sort of silicone disc? | They do it for boobies :( | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3p3ylt/eli5_why_cant_a_surgeon_replace_ones_herniated/ | {
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"score": [
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"text": [
"think of a disc as a gusher. if you keep pressing the top and bott... | [] | [] | [
[],
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"http://www.medkiozk.com/mdkzk14/wp-content/uploads/2013/03/Lumbar_cutout-en-2.jpg"
],
[],
[],
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2loahf | why sometimes non responsive tv remote running on very low battery suddenly starts working when i smack it a couple of times? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2loahf/eli5_why_sometimes_non_responsive_tv_remote/ | {
"a_id": [
"clwvrjf"
],
"score": [
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"text": [
"TV remotes have been known to be emotionally unstable. Most of the time their problems can be fixed by smacking it and showing it who's boss. What I like to do with mine is have it go to the kitchen and make me food. If you just put it in its pla... | [] | [] | [
[]
] | ||
w69yn | july 9th, dnschanger malware | _URL_0_
I did the free check for my computer, and the results came back clean. However, it said if my ISP is routing DNS traffic then I could get a false-negative for the malware... how do I determine if my ISP is routing DNS traffic?
Also, can someone please explain the more technical aspects of this malware? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/w69yn/eli5_july_9th_dnschanger_malware/ | {
"a_id": [
"c5azrwv"
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"score": [
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"text": [
"Pretty much every device* connected to the Internet is given an IP address, which is similar to a phone number and lets other computers find it and communicate between them. Us humans aren't fantastic at remembering these, so a core part of the I... | [] | [
"http://www.hoax-slayer.com/july-thousands-lose-internet.shtml"
] | [
[
"http://www.chase.com/",
"reddit.com",
"google.com"
]
] | |
5vhkb0 | why is the milo controversy such a big deal? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5vhkb0/eli5_why_is_the_milo_controversy_such_a_big_deal/ | {
"a_id": [
"de251dc",
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"score": [
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"text": [
"I'm guessing people were getting sick of him and this was a good excuse to oust him as yes molesting children is probably the most frowned upon thing out there. \n\nAnd I do agree with you that he was abused and those behavi... | [] | [] | [
[],
[]
] | ||
241wy1 | why do we put significance on anniversaries of 5, 10, 25, 50, 100, 200, etc. why aren't the years in between of the same importance? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/241wy1/eli5_why_do_we_put_significance_on_anniversaries/ | {
"a_id": [
"ch2sesc"
],
"score": [
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],
"text": [
"I read it from an article saying this has something to do with our evolution history. Since we humans have 5 fingers on each hand, multiples of five are of greater importance in our subconscious. "
]
} | [] | [] | [
[]
] | ||
6n9p5n | how does tooth sensitivity come about? | I have no damage to my tooth and have even asked the dentist about it. They said not to worry about it.
The sensitivity comes and goes and never lasts long term. It happens mainly when I eat cold foods.
So how does this come about if my tooth is in fine condition?
| explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6n9p5n/eli5_how_does_tooth_sensitivity_come_about/ | {
"a_id": [
"dk7s2pt"
],
"score": [
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],
"text": [
"Normally this happens in the gums, not the actual tooth. Nerve endings can be exposed in the gums from brushing too hard or other things. So when you eat something hot or cold, your tooth seems to hurt. You can use a toothpaste like sensodyne. T... | [] | [] | [
[]
] | |
ei74pk | if it takes more muscles to frown than to smile, how come it's easier to hold a frown then a smile? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ei74pk/eli5_if_it_takes_more_muscles_to_frown_than_to/ | {
"a_id": [
"fcnxtwd",
"fcnzipq"
],
"score": [
4,
19
],
"text": [
"For me personally,I find it comes easier or more natural to frown than to smile.\nYou can frown because of multiple reasons : emotions,confusion,not knowing or seeing the logic behind an action/thing and so on.You keep frow... | [] | [] | [
[],
[]
] | ||
2np5st | how a person in a coma gets rid of "waste products"? do they defecate like normal or does the body excrete some other way? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2np5st/eli5_how_a_person_in_a_coma_gets_rid_of_waste/ | {
"a_id": [
"cmfku9y",
"cmfmecy",
"cmfxojk"
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"score": [
13,
7,
5
],
"text": [
"They defecate and urinate normally. Nurses use bed pans, catheters, etc to move the waste away from the patient.",
"They still defecate and urinate. They will be incontinent. Even people fed intr... | [] | [] | [
[],
[],
[]
] | ||
6m1cm9 | why can soccer clubs buy and sell players for millions, but in american leagues most players change teams via trades or free agency? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6m1cm9/eli5_why_can_soccer_clubs_buy_and_sell_players/ | {
"a_id": [
"djy5o9d",
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"score": [
2,
2
],
"text": [
"Due to the significant amount of revenue sharing and the salary cap all teams are profitable. \n\nTherefore no team needs to balance the books by selling a player, this is the main incentive for clubs to sell. \n\nAdditiona... | [] | [] | [
[],
[]
] | ||
54977h | is add/adhd something that people are born with? how do we know exactly what is causing the inattention? | This has often been explained to me as a "chemical imbalance", but the symptoms look as if they could be caused or worsened by all kinds of factors in a child's (or adult's) life. How do we know for certain that a chemical imbalance that someone is born with is causing the symptoms in any specific person? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/54977h/eli5is_addadhd_something_that_people_are_born/ | {
"a_id": [
"d7zx380",
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"score": [
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2,
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"text": [
"Well, look at depression. Depression is the result of a chemical imbalance in the brain as well, but it doesn't have any one cause. Some people are prone to chronic depression, some people live their l... | [] | [] | [
[],
[
"additudemag.com",
"http://www.cdc.gov/ncbddd/adhd/data.html",
"http://www.additudemag.com/adhd/article/6594-2.html",
"http://www.autismnj.org/prevalence-rates"
],
[]
] | |
dwfysj | how come old gameboys looked great in direct sunlight but modern screens are unusable in bright conditions? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dwfysj/eli5_how_come_old_gameboys_looked_great_in_direct/ | {
"a_id": [
"f7ivfgr",
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"score": [
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7
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"text": [
"Old gameboy did not use back lighting and they were designed for the light to be provided externally.\n\nModern screens use backlighting and are designed for the light to come internally.\n\n\nAs a result excessive external... | [] | [] | [
[],
[]
] | ||
81kruq | why does athlete's foot only happen to your feet? | If it's a fungus, why couldn't it grow in, say, the webbing between your fingers, or behind your ears? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/81kruq/eli5_why_does_athletes_foot_only_happen_to_your/ | {
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"score": [
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],
"text": [
"You ever heard of jock itch?",
" > If it's a fungus, why couldn't it grow in, say, the webbing between your fingers, or behind your ears?\n\nIt could i... | [] | [] | [
[],
[],
[],
[],
[]
] | |
2xrggz | are there any legitimate or scientifically proven benefits for men if they stop masturbating as implied by /r/nofap? (please never explain this to an actual 5 year old) | I'm a 30 year old sexually active male, at times in my life (basic training, USMC, being the longest at 3 months) I have been deprived of the free time and privacy necessary for me to masturbate, but I don't believe I noticed a benefit. Is there any legitimate reason to believe there could be save simple conjecture? It... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2xrggz/eli5_are_there_any_legitimate_or_scientifically/ | {
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"score": [
6,
6,
14,
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"text": [
"There are definitely certain physiological effects that not masturbating has (e.g. raised testosterone levels). Whether these are benefits or not is entirely... | [] | [] | [
[],
[],
[],
[],
[]
] | |
4edihg | what does a dopamine reuptake inhibitor actually do? | I am reading the [wikipedia](_URL_0_) about it but it's very complex, is there a way to simplify this? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4edihg/eli5_what_does_a_dopamine_reuptake_inhibitor/ | {
"a_id": [
"d1z5hv8"
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"score": [
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],
"text": [
"In its simplest form, it amplifies the effect of releasing dopamine. The name is more about *how* it does that. When one neuron sends a chemical signal to another, it releases a neurotransmitter like dopamine into the small space between them, us... | [] | [
"https://en.wikipedia.org/wiki/Dopamine_reuptake_inhibitor"
] | [
[]
] | |
2j6jle | why aren't there any decent major news outlets although there is great demand for unbiased and factual news, and there is strong hate for biased media? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2j6jle/eli5_why_arent_there_any_decent_major_news/ | {
"a_id": [
"cl8u9yl",
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"score": [
60,
19,
4,
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2,
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"text": [
"There is a strong hate for media which is biased against your viewpoint. It appears that ... | [] | [] | [
[],
[],
[],
[
"https://en.wikipedia.org/wiki/Confirmation_bias"
],
[],
[],
[],
[]
] | ||
b0a8g9 | why are criminals sometimes charged with related lesser crimes in additional to their actual crime? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b0a8g9/eli5_why_are_criminals_sometimes_charged_with/ | {
"a_id": [
"eid4d04",
"eid4i21"
],
"score": [
2,
2
],
"text": [
"Many times the charges will get reduced or dropped, so having multiple charges gives a higher chance of conviction",
"They might have done those other crimes as well, and it may be possible to prove they did those other ... | [] | [] | [
[],
[]
] | ||
4fjdlj | in the o. j. simpson murder case, why was the prosecuting team so small compared to the defense team? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4fjdlj/eli5_in_the_o_j_simpson_murder_case_why_was_the/ | {
"a_id": [
"d29am5b"
],
"score": [
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],
"text": [
" > Was this because of the state being unwilling to shell out extra money to obtain more lawyers?\n\nYes.\n\nIn addition there's OJs ability to expend virtually unlimited money on more lawyers. \n\nThe final thing is that most law firms have a c... | [] | [] | [
[]
] | ||
2srtar | how does a physics engine work in video games? how does the computer know when boxes should fall over or how a car should lose control? | Also, why are some physics engines better than others? What makes a physics engine "good"? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2srtar/eli5_how_does_a_physics_engine_work_in_video/ | {
"a_id": [
"cns9jg4",
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"score": [
8,
6
],
"text": [
"It's mostly about what the engine does and how it does it.\n\nPhysX is a special case, because it's a hardware accelerated engine, so certain graphic cards can do more calculations with that engine.\n\nGenerally speaking, th... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/Newton%27s_law_of_universal_gravitation"
]
] | |
6umd3n | why do some large trucks have tires that are set 6"-12" off the ground? | The second and third tires in this [pic](_URL_0_) don't appear to have any functional use. They don't make contact with the ground. WHat are they for? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6umd3n/eli5_why_do_some_large_trucks_have_tires_that_are/ | {
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20,
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"text": [
"When heavily loaded the tires touch the ground. It helps to take some of the load off the other tires.",
"These are extras that can be put to use if the load is super heavy.... | [] | [
"https://qph.ec.quoracdn.net/main-qimg-ec84b9a69c9bd5b47dcf83baa9646796"
] | [
[],
[],
[],
[]
] | |
fa9851 | why is the t zone of the face so oily? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fa9851/elif_why_is_the_t_zone_of_the_face_so_oily/ | {
"a_id": [
"fiwua19",
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"score": [
67,
302,
6,
2
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"text": [
"We used to have hair all over our bodies. There was an evolutionary advantage to having less hair once we began walking upright. It is easier to maintain cooler body temp during... | [] | [] | [
[],
[],
[],
[]
] | ||
fzo56k | why do nicotine patches affect my sleep? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fzo56k/eli5_why_do_nicotine_patches_affect_my_sleep/ | {
"a_id": [
"fn59xhe",
"fn5ad7k"
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"score": [
5,
3
],
"text": [
"Nicotine is a stimulant so you would have restless sleep and vivid dreams. Like trying to go to bed after eating sugary snacks, but continuous throughout the night.",
"why does mainlining a stimulant affect your sleep?"
... | [] | [] | [
[],
[]
] | ||
22fshn | what is different about conventional television broadcasting equipment that allows a season premiere to run flawlessly while an online streaming service is prone to crashes (e.g. hbo go with the game of thrones season 4 premiere)? | I would imagine a streaming service such as HBO Go or Netflix is housed somewhere in the world in a giant pile of servers with lots of internet tubes connected to it. I would also imagine there is a finite number of those servers, and the exact number is determined by a balance between normal demand and peak demand (i.... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/22fshn/eli5_what_is_different_about_conventional/ | {
"a_id": [
"cgmde8w"
],
"score": [
9
],
"text": [
"You are correct in your analysis on streaming services. They are limited by their servers because each user has to \"connect\" to the site and request service. A server is needed to handle that request, and a server can only handle so many connec... | [] | [] | [
[]
] | |
2dg9xf | how, exactly, are birth control effectiveness rates measured? who measures them? | Most people have probably seen the relative effectiveness of different types of birth control (rhythm method doesn't work, condoms work better, but not as good as, say a vasectomy). So let's say the pill claims a 99% success rate. What does that 99% actually measure?
* Is it 1 out of 100 people who use it will get pre... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2dg9xf/eli5_how_exactly_are_birth_control_effectiveness/ | {
"a_id": [
"cjp7fge",
"cjpdilb"
],
"score": [
10,
3
],
"text": [
"The [Pearl Index](_URL_0_) is a pretty common way to do this.\n\nEDIT: The PEARL index produces a value, but not a \"99% effective\" kind of response as you originally requested.\n\nThere are a variety of ways to calculate ... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Pearl_Index"
],
[]
] | |
65eywj | how do people die of heatstroke before dehydration? | Wouldn't it make sense to die of Dehydration before a heatstroke happen? Since sweating would use up most of the body's fluid. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/65eywj/eli5_how_do_people_die_of_heatstroke_before/ | {
"a_id": [
"dg9p3vy"
],
"score": [
5
],
"text": [
"your body has a limited ability to cool itself. so heatstroke without dehydration would be something where your body temp gets too high but you still have water in your body. "
]
} | [] | [] | [
[]
] | |
a0g6ta | what’s the point of viruses like rabies? if they ultimately kill the host, and relatively quickly. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/a0g6ta/eli5_whats_the_point_of_viruses_like_rabies_if/ | {
"a_id": [
"eahhkfh",
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"score": [
2,
6,
10
],
"text": [
"Because they aren't meant to infect humans. Humans are a dead end. They are meant to infect a creature, cause them to differentiate from normal behavior in order to infect the next creature, and then c... | [] | [] | [
[],
[],
[]
] | ||
2mmnjl | what would it take for retaliatory nukes to start flying? | What if Russia decided to nuke Kiev? Does anybody do anything or do we just let it go? What about a single nuke to Alaska or Hawaii, does that mean all out nuclear war begins and everyone dies? Obviously any country would be suicidal to nuke another nuclear armed country, but what if? Are there actions set in stone tha... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2mmnjl/eli5_what_would_it_take_for_retaliatory_nukes_to/ | {
"a_id": [
"cm5o68f"
],
"score": [
3
],
"text": [
"The scenario's a little far fetched since something would lead up to it. It wouldn't happen in a vacuum just for shits and giggles.\n \nTo take your scenario's a single nuclear strike against lets say Hawaii. It would most likely trigger a respon... | [] | [] | [
[]
] | |
3qrde5 | how are t-mobile's unlimited data categories hurting net neutrality? | I see that music streaming gets a lot of flak. And now with rumors of free (datawise) Netflix streaming I'm not understanding the problem. As a customer they seem like good things. Am I wrong?? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3qrde5/eli5_how_are_tmobiles_unlimited_data_categories/ | {
"a_id": [
"cwhnyxo",
"cwho24o"
],
"score": [
5,
8
],
"text": [
"The idea of net neutrality is that you treat all internet data the same regardless of where it's coming from. Giving Netflix a free pass is hurting Netflix's competing services like Hulu or Amazon video, which are still like... | [] | [] | [
[],
[]
] | |
495p5s | does the mind have a finite amount of space for knowledge? can it be filled up like a hard disk? | If it can, how do you go about deleting useless information in favor of more important information? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/495p5s/eli5_does_the_mind_have_a_finite_amount_of_space/ | {
"a_id": [
"d0p8p14",
"d0p93wp",
"d0p9h0h"
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"score": [
5,
3,
2
],
"text": [
"Yes, it is estimated to have 2.5 petabytes worth of binary storage. Well, 2.5 petabytes (1 petabyte = 1000 terabytes) happens to be a ton so it doesn't really have to be deleted, but yes, information no... | [] | [] | [
[],
[],
[]
] | |
9xk8dq | how can you pull on a rope in a pulley system and only make the load move a fraction of the distance you pulled? | I understand that a 2-pulley system cuts the load's weight in half and reduces work but nobody seems to be able to explain to me (at least in a way I can understand) how I can pull down 10 feet of rope from the top pulley and the weight only moves 5 feet off the ground. It literally seems to me that you're pulling 5 fe... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9xk8dq/eli5_how_can_you_pull_on_a_rope_in_a_pulley/ | {
"a_id": [
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"e9tx55u"
],
"score": [
123,
2,
12,
4,
3,
2,
2,
2
],
"text": [
"With a two pulley system. The rope goes from your hand, over the top pulley, down around ... | [] | [] | [
[
"http://www.visualdictionaryonline.com/images/science/physics-mechanics/double-pulley-system.jpg"
],
[],
[
"https://www.ropebook.com/wp-content/uploads/2018/07/pulley-2-1-basic-480x480.jpg"
],
[
"https://imgur.com/a/KlWRa6F"
],
[],
[
"https://www.youtube.com/watch?v=1RGOPZXCIOQ"
... | |
1990ad | why are hammer head sharks heads shaped the way they are? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1990ad/eli5_why_are_hammer_head_sharks_heads_shaped_the/ | {
"a_id": [
"c8lvjb6",
"c8m3c7d"
],
"score": [
4,
2
],
"text": [
"See this article on [New Scientist,](_URL_0_) however the quick and easy TL;DR reason is that it helps it's hunting and vision prowess.",
"So they can tell the direction of potential prey by the difference in odor intens... | [] | [] | [
[
"http://www.newscientist.com/mobile/article/dn18210-why-the-hammerhead-shark-got-its-hammer.html"
],
[]
] | ||
90wf89 | how much of a song can be replicated before it is deemed a copy? and how can a musical style emulate artists, but not be copying them? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/90wf89/eli5_how_much_of_a_song_can_be_replicated_before/ | {
"a_id": [
"e2tomw6",
"e2tosa9",
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],
"score": [
5,
2,
4
],
"text": [
"You change one note and you can say it’s different, I believe vanilla ice said he didn’t steal the heat to under pressure because the last note was different. Plus sampling is a huge thing in the music ... | [] | [] | [
[],
[
"https://youtu.be/1lyu1KKwC74",
"https://m.youtube.com/watch?v=JZ32lL4R970",
"https://m.youtube.com/watch?v=mOYZaiDZ7BM",
"https://m.youtube.com/watch?v=j1jGF-6bFpI",
"https://m.youtube.com/watch?v=P1nvAeoq9Yc",
"https://m.youtube.com/watch?v=8sN3igHWCQU",
"https://www.newmediari... | |
bk0yoe | why are trade agreements important? who is trading and what does a surplus or deficit actually mean to the average person on the street? is there a concept of lost money here? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bk0yoe/eli5_why_are_trade_agreements_important_who_is/ | {
"a_id": [
"emcxuj7"
],
"score": [
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],
"text": [
"Countries establish tariffs and quotas on imports to protect certain industries. Trade deals give certain countries an exemption to some tariffs in exchange for those countries doing the same thing, though not necessarily on the same items.\n\nA ... | [] | [] | [
[]
] | ||
b1747h | why this whole college admissions scandal is illegal and not just unethical when the schools are private. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b1747h/eli5_why_this_whole_college_admissions_scandal_is/ | {
"a_id": [
"eijqfsz",
"eijqs4m"
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"score": [
3,
2
],
"text": [
"None of these colleges is \"private\" in the sense that matters. If you accept federal student loan money, you have to obey the government rules. Letting rich people buy their way in by bribing coaches is not, unsurprising... | [] | [] | [
[],
[]
] | ||
1uy0yu | why am i fine the night of partying but the following day my voice is much lower than normal? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1uy0yu/eli5_why_am_i_fine_the_night_of_partying_but_the/ | {
"a_id": [
"cems7au"
],
"score": [
5
],
"text": [
"I have no medical knowledge or background, but think of it like this. If you work out your arms, they hurt the next day. If you walk around Disneyland, your legs hurt the next day. At a party you are speaking louder cause of noise, you are drinki... | [] | [] | [
[]
] | ||
fg2sis | they say if you take a turtle from its habitat and release it elsewhere, it will return to the same place you took it from. how does it know which way to go? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fg2sis/eli5_they_say_if_you_take_a_turtle_from_its/ | {
"a_id": [
"fk22uco",
"fk2a9cq"
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"score": [
13,
3
],
"text": [
"Using the Earth's magnetic field and the local coastline's local magnetic properties, quite a lot of animals navigate using magnetism. Animals use extra senses that we can't including infrared, electroreception, magnetorece... | [] | [] | [
[
"https://youtu.be/A5EE0bKd7VQ"
],
[]
] | ||
7h1meb | how do electronic devices use so many watts of power considering ohm's law? | Let's say I have a computer doing a heavy task, nearly maxing out on it's power supply of 600 watts. If the computer is running on 120 volts, then that means it's using 5 amps of current. But then that would mean, according to Ohm's Law, the total resistance in the circuit inside my computer is only 24 ohms. This doesn... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7h1meb/eli5_how_do_electronic_devices_use_so_many_watts/ | {
"a_id": [
"dqng95f",
"dqnngpp"
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"score": [
3,
2
],
"text": [
" > then that would mean, according to Ohm's Law, the total resistance in the circuit inside my computer is only 24 ohms\n\nOhm's law is valid for passive resistive loads, and your computer is full of things that actively sw... | [] | [] | [
[],
[]
] | |
7j5bqu | how genetic algorithms learn and how new generations are made | I've seen videos like [this](_URL_0_) that shows genetic algorithms "learning" how to do things like walk or fight. How does this work? And how are the newer generations made? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7j5bqu/eli5_how_genetic_algorithms_learn_and_how_new/ | {
"a_id": [
"dr3r1ei",
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"score": [
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2
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"text": [
"It's all up to the programmer.\n\nThey write some arbitrary \"fitness test\" to assign a score to each member of the current generation & then breed them.\n\nBreeding, likewise, is up to the programmer. They figure out a ... | [] | [
"https://www.youtube.com/watch?v=u2t77mQmJiY"
] | [
[
"http://doublezoom.free.fr/programmation/AG_Exemple_Fighting.php"
],
[]
] | |
1ointj | john locke's the second treatise of government | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ointj/eli5john_lockes_the_second_treatise_of_government/ | {
"a_id": [
"ccsbjbe"
],
"score": [
2
],
"text": [
"I think episode 37 of the Partially Examined Life podcast covers this topic. "
]
} | [] | [] | [
[]
] | ||
4ot90c | what happens to the body when dreaming? | What chemical reactions take place and what is happening in the brain? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4ot90c/eli5_what_happens_to_the_body_when_dreaming/ | {
"a_id": [
"d4fczd8",
"d4fd3t5",
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"score": [
18,
3,
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"text": [
"When laying down to sleep the brain activity is suppressed with a chemical called melatonin. The brain remains in this suppressed state until it believes(this is important and I'll return to the \"beli... | [] | [] | [
[
"https://youtu.be/XB7HqZc2p2Y"
],
[],
[]
] | |
72rsqt | healthcare laws in the u.s. senate | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/72rsqt/eli5_healthcare_laws_in_the_us_senate/ | {
"a_id": [
"dnkpyi3",
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"score": [
3,
2
],
"text": [
"Rising costs due to a combination of a loss of government subsidies and the ability for insurers to separate people into higher and lower risk pools. If people can't afford it, they will effectively lose coverage.",
"Sub... | [] | [] | [
[],
[]
] | ||
1m340v | why are security cameras so large and obvious when there are good cameras that can fit inside of a 6mm cell phone? | I don't understand why security cameras are so big, expensive, and generally low-res. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1m340v/eli5_why_are_security_cameras_so_large_and/ | {
"a_id": [
"cc5bef0",
"cc5begd",
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"score": [
2,
3,
2
],
"text": [
"The real reason security cameras are effective is they act as a deterrent. Most people see a camera and are afraid to steal anything on the off chance they get caught. \n\nI worked nights at a bar last ... | [] | [] | [
[],
[],
[]
] | |
5snluh | how does america deal with a president who is diagnosed with alzheimer's or schizophrenia during their term? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5snluh/eli5_how_does_america_deal_with_a_president_who/ | {
"a_id": [
"ddgei1c",
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"score": [
10,
2
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"text": [
"It's covered by the 25th Amendment:\n\n > Whenever the Vice President and a majority of either the principal officers of the executive departments or of such other body as Congress may by law provide, transmit to the Presi... | [] | [] | [
[],
[
"https://en.wikipedia.org/wiki/Twenty-fifth_Amendment_to_the_United_States_Constitution"
]
] | ||
4rlhkm | what is a relational database? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4rlhkm/eli5_what_is_a_relational_database/ | {
"a_id": [
"d524nyn"
],
"score": [
3
],
"text": [
"It's a database that has relationships between different tables. Let me give you an example. \n\nLet's say you walk into your kitchen. You have a book of recipes. You have a pantry with food and spices. \n\nYou look at a recipe. It tells you what... | [] | [] | [
[]
] | ||
1jlgbu | how a bird can tell if the food crumb i throw on the ground is edible or not from a distance? | So I was at the park today eating a hotdog. I see a few birds nearby and decide to throw them some bread crumbs. They immediately swoop over to feast on them.
Moments later I toss over pieces of onions that were on the same hotdog. The pieces land some two meters away from the birds. They see them drop but don't go ne... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1jlgbu/eli5_how_a_bird_can_tell_if_the_food_crumb_i/ | {
"a_id": [
"cbg14ey"
],
"score": [
2
],
"text": [
"Crumbs are probably those patricular birds' primary source of food. They've learned to tell the difference at a glance. A wild bird not fed constantly by humans would probably have to invesitigate first."
]
} | [] | [] | [
[]
] | |
jtcuk | why do the numbers used in encryption have to be primes? | As I understand it, encryption as described in the SSL Certificate thread works like this:
* I have a number
* it is made by multiplying two primes
* creating that number it is very easy but figuring out which numbers were multiplied to create it is very hard
Is that right?
The bit I don't get is why they have to be... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/jtcuk/why_do_the_numbers_used_in_encryption_have_to_be/ | {
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3,
10,
3
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"text": [
"The thing about a multiple of two primes is that if you want to multiply two numbers together to get that number, the *only* way to do it is with those two specific primes. If yo... | [] | [] | [
[],
[],
[],
[]
] | |
e2erf2 | everything about insurances in usa. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/e2erf2/eli5_everything_about_insurances_in_usa/ | {
"a_id": [
"f8v14of",
"f8v46fr"
],
"score": [
2,
2
],
"text": [
"Car insurance is a legal necessity to have if you have a car (even if you don't drive it). There's a legal minimum you need, which you can find on the state's website, and a lot of states (maybe all) have their own programs ... | [] | [] | [
[],
[]
] | ||
r339k | even if there no air current indoors, why does smoke move around from a lit cigarette? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/r339k/eli5_even_if_there_no_air_current_indoors_why/ | {
"a_id": [
"c42ipw2"
],
"score": [
8
],
"text": [
"No air currents? Not even from you breathing or leaving the room? Not even from the force of the cigarette smoke rising?\n\nHot air is lighter than cold air, so it rises.\n\nIf it cools it rises more slowly, and more hot air from underneath will ... | [] | [] | [
[]
] | ||
3g6rjt | why does google use so much money on the "i'm feeling lucky" button? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3g6rjt/eli5_why_does_google_use_so_much_money_on_the_im/ | {
"a_id": [
"ctvdynu",
"ctvdyto",
"ctvnxq1",
"ctvsdic"
],
"score": [
2,
3,
2,
2
],
"text": [
"If you click \"I'm feeling lucky\", you don't go to the Google search page so they don't show you any ads. You're still costing them money- you're using their computers and their n... | [] | [] | [
[],
[],
[
"http://www.marketplace.org/topics/world/are-you-feeling-lucky-google",
"https://upload.wikimedia.org/wikipedia/en/b/b7/Google1998.png"
],
[]
] | ||
3jkw92 | how come a burglar, who gets hurt while robbing a house, can sue the owner and win? | If a burglar is in the middle of committing a crime, why are they allowed to sue if they get hurt? They aren't allowed on the property they are on, and the owner did not let them in. Why should the owner be responsible for something they have no control over and didn't want in the first place? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3jkw92/eli5_how_come_a_burglar_who_gets_hurt_while/ | {
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"cuq948h",
"cuq94qy",
"cuq96n3",
"cuq98la",
"cuq9j4x",
"cuq9z32",
"c... | [] | [] | [
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[... | |
2biovm | why doesn't my dog react when she's in front of a mirror? | Other than barking the first few times she saw the mirror when she a puppy, she doesn't react at all anymore when she's in front of a mirror. Is she simply ignoring the mirror, or do dogs have a hard time seeing reflections in mirrors? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2biovm/eli5_why_doesnt_my_dog_react_when_shes_in_front/ | {
"a_id": [
"cj5pkpt",
"cj5q1eu"
],
"score": [
2,
3
],
"text": [
"Dogs are colour blind, or so it is said.\n\nBut more likely, the mirror reflection does not smell like dog. Dogs experience their surroundings much more through their sense of smell than we do.",
"One theory is that they... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/Mirror_test"
]
] | |
469cg9 | why does water conservation not address humans consuming water rather than running faucets or showers? | Don't we lose more water by drinking it than sending it back to the water filtration plant? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/469cg9/eli5_why_does_water_conservation_not_address/ | {
"a_id": [
"d03axwj",
"d03azks",
"d03b4dm",
"d03bag2"
],
"score": [
9,
3,
5,
2
],
"text": [
"Because we need to drink water to live. Not staying hydrated is bad for public health. We'd rather tell people to not shower for so long, don't waste water that doesn't need to b... | [] | [] | [
[],
[],
[],
[]
] | |
348n34 | how do liberals and conservatives consolidate the two seemingly incompatible views of being both pro-choice and anti-death penalty or pro-life and pro-death penalty | I just don't see how a sane individual can hold these views in either case without being considered a hypocrite. I've always respected those who oppose both or approve of both because at the very least, their opinions are consistent.
I can understand those of you who oppose the death penalty in it's current state for... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/348n34/eli5_how_do_liberals_and_conservatives/ | {
"a_id": [
"cqsaob6",
"cqsaz59"
],
"score": [
5,
2
],
"text": [
"The abortion debate typically boils down to whether the fetus is a living human or not. Conservatives generally believe it is an innocent human life worthy of protection, whereas a criminal getting the death penalty is not ... | [] | [] | [
[],
[]
] | |
1ijykx | what is required to start a whole new country and is it still possible at all? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1ijykx/eli5_what_is_required_to_start_a_whole_new/ | {
"a_id": [
"cb561me",
"cb56gyf",
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"cb5dhy5",
"cb5dwpe",
"cb5ebz4",
"cb5eflj",
"cb5f1dg",
"cb5fdbm",
"c... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Principality_of_Sealand"
],
[],
[],
[
"http://en.wikipedia.org/wiki/How_to_Start_Your_Own_Country"
],
[
"http://en.wikipedia.org/wiki/Republic_of_Molossia",
"http://en.wikipedia.org/wiki/Principality_of_Sealand",
"http://en.wikipedia.org/wiki/List_of_s... | ||
712czu | why do hot peppers hurt your stomach? (ghost pepper/carolina reaper) | Ate a Carolina Reaper and I'm dying. Would like to know what's happening inside of me. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/712czu/eli5why_do_hot_peppers_hurt_your_stomach_ghost/ | {
"a_id": [
"dn7l6e2",
"dn7ni2c",
"dn8lz7f"
],
"score": [
5,
3,
2
],
"text": [
"Capsaicin (the substance that makes things hot) is a poison. It's a self defense mechanism to prevent the pepper from being eaten, or eaten by only specific animals, so that their seeds can be spread. "... | [] | [] | [
[],
[
"http://health.howstuffworks.com/food-nutrition/can-ghost-peppers-kill.htm"
],
[]
] | |
1jf71r | the black and white dots that shoot around on my tv. | I started to wonder what they are and if I have no reception why isnt it just blank instead of those dots shooting around my screen. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1jf71r/eli5_the_black_and_white_dots_that_shoot_around/ | {
"a_id": [
"cbe1o8p",
"cbe26wr"
],
"score": [
2,
4
],
"text": [
"Background radiation hanging around since the Big Bang",
"TVs have the one task of receiving, and they'll be damned if they don't do their best to do that. While most modern set ups receive their signal through a cable (... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/Cosmic_microwave_background_radiation"
]
] | |
9lj4t1 | why, for people with poor vision, does eyesight improve when squinting? and is this only for near-sighted people, or does it work for the far-sighted as well? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9lj4t1/eli5_why_for_people_with_poor_vision_does/ | {
"a_id": [
"e7754zv",
"e775agv"
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"score": [
3,
7
],
"text": [
"Increased clarity of vision is due to changing the shape of the eye as you squint. ... Typically, this is done with glasses or contact lenses; both of which bend light into focus and therefore correct vision. When we squint ... | [] | [] | [
[],
[]
] | ||
21lg9x | why do brick and mortar retail stores like best buy and radio shack sell hdmi cables from $50 to sometimes even over $100, while online retailers like amazon sell them for as low as $5? | Is there really that much a difference in the quality and makes the price gap so big, or are stores hoping people are actually stupid enough to buy a cable at such a high mark-up? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/21lg9x/eli5_why_do_brick_and_mortar_retail_stores_like/ | {
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"score": [
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"text": [
"Because there are people willing to pay more a... | [] | [] | [
[],
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66ra7p | what do the different grades of beef really mean? | I was at Costco yesterday and they had the regular ribeyes for $8.99/lb. But in this other bin, they had a higher grade of ribeye that was something like $19.99/lb.
What makes that higher grade better? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/66ra7p/eli5what_do_the_different_grades_of_beef_really/ | {
"a_id": [
"dgkn0gu",
"dgkn3nc",
"dgkne05"
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"score": [
3,
4,
13
],
"text": [
"It's essentially a measure of fat content in the meat. Higher grades will have more fat disbursed in the muscles which leads to a softer an juicier piece of meat when cooked",
"Maturity, sex, quali... | [] | [] | [
[],
[],
[
"http://johnnysfinefoods.com/wp-content/uploads/2013/06/grades-031.jpg"
]
] | |
37jwwu | why do we have a color wheel, with purple next to red, and describe purple as a mix of red and blue, when the color spectrum has red at low frequencies and purple at high? | EDIT: Thanks for the replies! Follow-up question: So if I understand correctly, we evolved 3 color receptors. They're pretty good at telling us if something is dark, red, between red and green, green, between green and blue, and blue depending on what combination of receptors are firing. But we can get even more bandw... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/37jwwu/eli5_why_do_we_have_a_color_wheel_with_purple/ | {
"a_id": [
"crnbp40",
"crnbs1y",
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"score": [
12,
5,
2
],
"text": [
"There is a distinction between purple and violet.\n\nViolet is what you see in the color spectrum / rainbow. Violet is a color directly associated with high-frequency (short wavelength) visible light (... | [] | [] | [
[],
[],
[]
] | |
2zqhif | how can solar eclipses be fairly common, yet at 27 years old i've never seen even a partial solar eclipse for myself? | Here in the southern United States, I've seen a couple lunar eclipses but never any part of a solar eclipse. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2zqhif/eli5_how_can_solar_eclipses_be_fairly_common_yet/ | {
"a_id": [
"cplcwpz",
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2,
6,
2
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"text": [
"_URL_0_\n\n_URL_2_\n\nThese are the locations where you have to be to see a solar eclipse, the tracks are very small as the moon is so much smaller than the earth and the sun, so the shadow cast is corr... | [] | [] | [
[
"http://eclipse.gsfc.nasa.gov/SEatlas/SEatlas3/SE2001-25A-1.GIF",
"http://i.space.com/images/i/000/000/733/original/060901_lunar_eclipse_02.jpg?1292262824",
"http://eclipse.gsfc.nasa.gov/SEatlas/SEatlas3/SE2001-25T-1.GIF"
],
[],
[]
] | |
4s47nk | why is everyone so excited about the nasa juno mission? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4s47nk/eli5why_is_everyone_so_excited_about_the_nasa/ | {
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125,
26,
4,
4
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"text": [
"Because we don't get major scientific missions to the planets very often. It's a chance to learn more about our solar system.\n\nThey haven't accomplished anything yet, beyond s... | [] | [] | [
[],
[],
[],
[
"https://www.youtube.com/watch?v=wupToqz1e2g"
]
] | ||
2cqxl9 | how exactly do negative and positive feedback systems work in the body? | Hey guys,
I actually know this myself, but I'm having a difficult time explaining it simply to my little sister, who's studying biology at school. I'm not a particularly good teacher; anyone know how I could explain it to her? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2cqxl9/eli5_how_exactly_do_negative_and_positive/ | {
"a_id": [
"cji62sm"
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"score": [
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],
"text": [
"Not sure what age your sister is but here goes:\n\nA positive feedback loop is summed up well in wiki 'A produces more of B which in turn produces more of A'. The 'positive' here is referring to the fact that the effect is increasing with every s... | [] | [] | [
[]
] | |
c0cfpm | how does brushing too hard, acidic foods, etc damage your teeth but getting scraped mercilessly by a sharp piece of metal doesn’t? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/c0cfpm/eli5_how_does_brushing_too_hard_acidic_foods_etc/ | {
"a_id": [
"er3ks4m"
],
"score": [
2
],
"text": [
"It's done infrequently, by someone who knows exactly what they're doing. Think of the amount of time the average person has been under the dental pick in their lifetime. For the vast majority of people it's not going to be more than, what an hour... | [] | [] | [
[]
] | ||
163p4h | cities vs city limits | I live in a city in South Carolina. While my address and the businesses around my house's address consist of that city, they must follow county laws (i.e. can't sell alcohol on sunday because it is illegal in the county) because I do not live in the "city limits". In the city limits, they have their own laws and do not... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/163p4h/eli5_cities_vs_city_limits/ | {
"a_id": [
"c7sg2pz"
],
"score": [
5
],
"text": [
"Postal addresses are just there so the Post Office knows how to deliver your things - it used to refer to which office would handle your mail. City limits define the boundaries of political entity - the set of laws you operate under & who you ... | [] | [] | [
[]
] | |
221o8c | how do game size in steam change when you install a game? | How is it when I check the steam store the hard drive requirement is like 6 gb but when I install it the size turns to 3.5b gb? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/221o8c/eli5_how_do_game_size_in_steam_change_when_you/ | {
"a_id": [
"cgih3oa"
],
"score": [
3
],
"text": [
"The process of unpacking/uncompressing the files requires 'swap space' which is used during the install and then freed after the install is finished.\n\nThink of it like a scratch pad. Your final paper is only 1 page long, but you wrote 3 pages o... | [] | [] | [
[]
] | |
2js191 | why is getting sleep/rest good for your body, but sitting down/relaxing at your desk during a workday considered to damage your body and put you at risk for a heart attack? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2js191/eli5_why_is_getting_sleeprest_good_for_your_body/ | {
"a_id": [
"clejamn",
"clepl9w"
],
"score": [
7,
2
],
"text": [
"It's the sleep part that's good for you, not the laying there motionless part. Sleeping all day is just as bad for your body as sitting at a desk all day, (although it'd probably be a lot easier on your back).",
"Sitting... | [] | [] | [
[],
[]
] | ||
196e2r | if i were improperly dressed for mildly cold temperatures (~25º f), what about the cold weather actually causes me to "catch a cold" or otherwise get sick? | Excluding "cold-related" illnesses like pneumonia, hypothermia, etc. Just like if I forget to wear a scarf and then I find myself a bit under the weather for awhile. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/196e2r/eli5_if_i_were_improperly_dressed_for_mildly_cold/ | {
"a_id": [
"c8l7b75"
],
"score": [
3
],
"text": [
"It's a **myth** that you catch the flu from \"being cold\".\n\nYou get sick because you came in contact with bacteria / viruses. This is true regardless of whether it's snowing outside, or the middle of summer.\n\nYou get sick *more often* in win... | [] | [] | [
[]
] | |
7mp1yj | why does holding your breath, or refusing to exhale when you stub your toe, or kick the coffee table temporarily reduce the pain you feel? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7mp1yj/eli5_why_does_holding_your_breath_or_refusing_to/ | {
"a_id": [
"drvy13e"
],
"score": [
18
],
"text": [
"It increases your blood pressure and sensors in your lungs blood vessels dampen your central nervous system (which takes messages from your body to the brain) and so reduces pain sensitivity."
]
} | [] | [] | [
[]
] | ||
56tt7m | what about shaking a can of soda, causes the co2 dissolved in the soda to become gaseous? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/56tt7m/eli5_what_about_shaking_a_can_of_soda_causes_the/ | {
"a_id": [
"d8m9vdh"
],
"score": [
2
],
"text": [
"When a dissolved gas in a liquid collects together and turns into a bubble, it's called *nucleation*. The reason Mentos make soda explode is that the surface of the Mento...Mentos?...is something easy for the dissolved CO2 to bind to, so a lot ... | [] | [] | [
[]
] | ||
f05xf4 | why is it easier to carry a 100 pound (45.4kg) person than it is to carry two 50 (22.7kg) pound bags of rice? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/f05xf4/eli5_why_is_it_easier_to_carry_a_100_pound_454kg/ | {
"a_id": [
"fgrprhp",
"fgrpx9z"
],
"score": [
2,
2
],
"text": [
"I assume you picked the rice bags on your side not close to your chest or on your back. Your deltoids and neck muscles are not as strong as the muscles on your back. When you hold weights on your side, the shoulder and neck ... | [] | [] | [
[],
[]
] | |
6744at | why rent a house when you can buy one and pay for it every month, when you move out just sell it and get profits? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6744at/eli5_why_rent_a_house_when_you_can_buy_one_and/ | {
"a_id": [
"dgnhmv7",
"dgnhn9m",
"dgnhol3",
"dgnhts3",
"dgniw9u",
"dgnqky2",
"dgnsa3k",
"dgnsr7t"
],
"score": [
16,
48,
83,
4,
4,
2,
9,
2
],
"text": [
"* You may not have the credit or income to get a home loan.\n\n* You're not guaranteed to... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[]
] | ||
dba3q1 | how do people inherit cancer? | We just found out my fiancee's grandfather (82) has cancer. His wife, my fiancee's grandmother, died of cancer a few years ago. My dad also died of cancer 10 years ago, he was 59. I know about all the environmental factors but what about inheriting it? Is there a big chance one of us might get it at some stage? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dba3q1/eli5_how_do_people_inherit_cancer/ | {
"a_id": [
"f1zh5em",
"f1zijm9"
],
"score": [
6,
2
],
"text": [
"It depends what cancers the past family suffered from. Not all cancers are hereditary. Inherited gene faults that increase their risk of developing particular types of cancer. Some gene faults can increase the risk of more t... | [] | [] | [
[],
[]
] | |
d1158q | how can an untivirus know a software is a virus? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/d1158q/eli5_how_can_an_untivirus_know_a_software_is_a/ | {
"a_id": [
"ezg0ra2",
"ezgmupv"
],
"score": [
6,
2
],
"text": [
"It’s simple, they can look up from a database ( that’s why it’s important to keep your anti-virus up to date, even Windows Defender ), or they can see if they’re doing suspicous things ( if something is trying to delete Syst... | [] | [] | [
[],
[]
] | |
8y5nj7 | what effect would zero gravity have in a surgical setting and would this be beneficial in any way? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8y5nj7/eli5_what_effect_would_zero_gravity_have_in_a/ | {
"a_id": [
"e28cxk1",
"e29bpsm"
],
"score": [
13,
3
],
"text": [
"I think there would be a lot of problems, not benefits. Mostly in making sure blood doesn't leave vessels and organs. Clamps and clotting mechanism would have to be redesigned, as well as any blood transfusion machines or I... | [] | [] | [
[],
[]
] | ||
2r1hyi | how do photo radar cameras know which car in the photo is the one speeding? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2r1hyi/eli5_how_do_photo_radar_cameras_know_which_car_in/ | {
"a_id": [
"cnbj6aa"
],
"score": [
2
],
"text": [
"The evidence of speeding is two photos taken a fixed time apart, and lines painted on the road a fixed distance apart. If the car moved too far between the two photos, it must have been speeding. The radar just detects that something is moving to... | [] | [] | [
[]
] | ||
1izhze | how are universities supposed to handle cases of student-on-student sexual assault? | I've been following the case of the USC student, [Tucker Reed](_URL_0_), who is leading the charge of sexual assault victims who are [filing complaints with the Department of Education](_URL_0_) against the American universities that have failed to help them.
This left me wondering, what is a university currently requ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1izhze/eli5_how_are_universities_supposed_to_handle/ | {
"a_id": [
"cb9kk42",
"cb9kks6"
],
"score": [
2,
2
],
"text": [
"* If the university has reason to believe that a crime has been committed, they have an ethical obligation to report it. Because they have a legal responsibility for the well-being of their students, this often becomes a leg... | [] | [
"http://www.huffingtonpost.com/2013/07/22/usc-rape-investigation_n_3607954.html",
"http://scampus.usc.edu/sexual-assault/"
] | [
[],
[]
] | |
2p1ds7 | what is "media buying"? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2p1ds7/eli5_what_is_media_buying/ | {
"a_id": [
"cmsfyur"
],
"score": [
2
],
"text": [
"In marketing that is the term used for purchasing advertisements. The \"media\" is where the ad will run, and the \"buy\" is the price of the ads."
]
} | [] | [] | [
[]
] | ||
89f5ob | if you can build up a tolerance to poisons by taking small amounts of them, why can't you do the same with cigarettes? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/89f5ob/eli5_if_you_can_build_up_a_tolerance_to_poisons/ | {
"a_id": [
"dwqhpn3",
"dwqhsm0",
"dwqhtkd",
"dwqimv7",
"dwqjxbx",
"dwr2nlv",
"dwr3nzo",
"dwr7ier"
],
"score": [
8,
3,
9,
6,
2,
2,
3,
2
],
"text": [
"Tobacco smoke does damage to cells and causes them to die, leaving the body to replace them.... | [] | [] | [
[],
[],
[],
[],
[],
[],
[],
[]
] | |
1xp3j7 | how belly fat a.k.a abdominal obesity is formed? and how to reduce it? | How belly fat is formed? And how to reduce it?
I eat normally. And my weight is stable. But how my belly fat is getting bigger? And how to reduce it?
Thank you. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1xp3j7/eli5_how_belly_fat_aka_abdominal_obesity_is/ | {
"a_id": [
"cfdchvt"
],
"score": [
2
],
"text": [
"Abnomial is just body's preferred location to store fat, but everyone's different. You can't target a specific area to lose fat. When you lose fat, you lose body fat as a whole. So no, sit ups isn't going to lose your belly fat alone. "
]
} | [] | [] | [
[]
] | |
3g7epl | how come house cats of the same breed can be various different colors, but tigers, lions, cheetahs, etc. have such low fur variation? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3g7epl/eli5_how_come_house_cats_of_the_same_breed_can_be/ | {
"a_id": [
"ctvknoz"
],
"score": [
2
],
"text": [
"We breed them that way, cats and other domestic animals for the most part have their mates chosen for them by us and we breed them to do specific things. For cats we like to have a variety of colours available to suit anyone"
]
} | [] | [] | [
[]
] | ||
839vvy | what’s the difference between people that loose their voice and someone who’s mute? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/839vvy/eli5_whats_the_difference_between_people_that/ | {
"a_id": [
"dvg7cbu"
],
"score": [
2
],
"text": [
"Generally a person who has \"lost their voice\" is someone who overused their vocal chords and just strained them; they can still talk with effort and will regain their voice if given a bit of time to rest.\n\nA person who is mute, on the other h... | [] | [] | [
[]
] | |
46uufz | what will be the effects of spending cuts on the us military? | More specifically, I'm interested in three sides of this:
1) Will spending cuts curb US influence in hotspots like the South China Sea?
2) Will US allies be prompted to invest more heavily in their own militaries to compensate?
3) Will the US lose its relative advantage in military strength as Russia and China inv... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/46uufz/eli5_what_will_be_the_effects_of_spending_cuts_on/ | {
"a_id": [
"d0866ju",
"d08es1i"
],
"score": [
2,
2
],
"text": [
"1. not in the near future, military fiscal plans are in the decades, they've already planned for reductions and inflation. It will affect the vehicles we see in combat; drone systems are far cheaper than F-35's so we are lik... | [] | [] | [
[],
[]
] | |
4dra5c | if cartels are illegal, how come opec can still function and decide about the prices and quantities of oil produced? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4dra5c/eli5_if_cartels_are_illegal_how_come_opec_can/ | {
"a_id": [
"d1tk17n",
"d1tk3j0",
"d1tk3to",
"d1tk40a",
"d1tl1fh",
"d1tligx",
"d1tqmd2"
],
"score": [
6,
2,
9,
6,
2,
2,
2
],
"text": [
"How exactly are cartels illegal? We are talking international law, not the laws of any given government. While mo... | [] | [] | [
[],
[],
[],
[],
[],
[],
[]
] | ||
ab9sb0 | why is it so difficult to identify "real" honey from the "fake" ones? | There seems to be no regulation or law that enforces sellers to disclose actual contents, which makes it extremely difficult to identify what's real. I always try to avoid the cheap jars as they have higher chance of being fake. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ab9sb0/eli5_why_is_it_so_difficult_to_identify_real/ | {
"a_id": [
"ecyt4wj",
"ecyuwrp"
],
"score": [
6,
4
],
"text": [
"High fructose corn syrup is 55% fructose and 45% glucose; honey is around half fructose and half glucose. They're almost the same thing. If you tried a teaspoon of HFCS and a teaspoon of really high quality honey then you'... | [] | [] | [
[],
[]
] | |
1yukki | why does the government allow information about military weapons be available to the public? | I was watching youtube videos about stealth fighters and the such, and it was all very interesting to learn. However, from the point of national security, why are the public allowed to know about the details of such fighters (or any other military weapon), since enemies can potentially learn about it just as well as th... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1yukki/eli5_why_does_the_government_allow_information/ | {
"a_id": [
"cfnw6fz",
"cfnw7ak"
],
"score": [
3,
3
],
"text": [
"There are two reasons I can think of:\n\n- Propaganda, showing off what you have so enemies will think twice and friends will buy your stuff.\n\n- The technology is already outdated and being replaced by newer technologies."... | [] | [] | [
[],
[]
] | |
1t8no6 | why is it so hard to know what's at the bottom of the ocean? | and:
What are we doing to find out more about it?
What can we expect to find?
What weird stuff have we found so far? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1t8no6/eli5_why_is_it_so_hard_to_know_whats_at_the/ | {
"a_id": [
"ce5gevr",
"ce5gftt"
],
"score": [
5,
2
],
"text": [
"Well for a start it's absolutely gigantic under there, we have explored something like 2% of the worlds oceans. The reason for this is the pressure, it's incredibly difficult, to send someone down there to map out a large ar... | [] | [] | [
[],
[]
] | |
1snplo | ell5: how do companies get the caffeine out of coffee beans/tea leaves? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1snplo/ell5_how_do_companies_get_the_caffeine_out_of/ | {
"a_id": [
"cdzdvhz",
"cdzed3s"
],
"score": [
3,
2
],
"text": [
"Supercritical CO2 works. Liquid, but warmish.",
"Salt is the easiest way."
]
} | [] | [] | [
[],
[]
] | ||
3cq3tk | do antibiotics target individual infections and if so how? | For example; you have an ear infection and a kidney infection. You see your doctor about the kidney infection and he gives you one set of antibiotics to clear it. Would the antibiotics clear both infections or target the kidney infection. If it is the latter how do they target the infection in question? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3cq3tk/eli5_do_antibiotics_target_individual_infections/ | {
"a_id": [
"csxxcnr"
],
"score": [
2
],
"text": [
"Yes you get certain antibiotics for certain infections. When a cut on your foot gets infected you will get one set of antibiotics, and when you get a tooth infection you get another set. \n\n\n\n\nAlso you can use antibiotics from your cut foot i... | [] | [] | [
[]
] | |
91504e | ; 3d printers. how does it just make material appear? it blows my mind. (apologies if this has already been asked) | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/91504e/eli5_3d_printers_how_does_it_just_make_material/ | {
"a_id": [
"e2vh0or",
"e2vh1tj"
],
"score": [
3,
3
],
"text": [
"Unlike the replicators in Star Trek, which can materialise any material out of thin air, the 3D printers use a plastic[*] which gets heated to make it liquidy and sticky and push that out on a surface. That surface can be th... | [] | [] | [
[],
[]
] | ||
4uqgf5 | what causes tunnel vision when not being physically active? | I am currently taking medication (adderall) for Adult ADD and I notice that when I stare at something for a long period of time (for example, my monitor while searching Windows Explorer for a file, or the Crosswalk signal etc), I get tunnel vision - everything else seems to darken and what I am focusing on is the only ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4uqgf5/eli5_what_causes_tunnel_vision_when_not_being/ | {
"a_id": [
"d5rwkwa"
],
"score": [
2
],
"text": [
"It's a lack of oxygen to the brain. If you stand up to fast it takes time for oxygen to reach your brain since your body has kind of changed shape. Idk about why it happens when you're sitting maybe see a doctor."
]
} | [] | [] | [
[]
] | |
69e6op | how do combination lock manufacturing companies (ex. master lock, dudley, etc...) choose the combination numbers of each lock? | I'm at a high school where we all have the same lock so I'm wondering if they would/could ever double up and how the combinations are generated. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/69e6op/eli5_how_do_combination_lock_manufacturing/ | {
"a_id": [
"dh5vsho",
"dh62htt"
],
"score": [
7,
2
],
"text": [
"The combinations in a Master lock can't be changed. There are different pieces of metal for each number (actually 12 different choices for each of the 3 numbers). that's not very many possible combinations, so there is a g... | [] | [] | [
[
"https://art-of-lockpicking.com/how-to-crack-a-master-lock/"
],
[]
] | |
ctktz0 | dvi-d vs vga cables | I got a new monitor off my dad and he wants to use an adapter because my pc has no VGA ports (that work) what’s the difference between VGA and DVI-D? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ctktz0/eli5_dvid_vs_vga_cables/ | {
"a_id": [
"exlfqx5",
"exlftoo",
"exlgitt",
"exlw8kw"
],
"score": [
2,
8,
2,
2
],
"text": [
"DVI-D is a digital format, VGA is an analog one. VGA supports resolutions up to 2053 x 1536. DVI single link does 1920 x 1200, while dual link does 2560 x 1600.\n\nYou're not goi... | [] | [] | [
[],
[],
[],
[]
] | |
17mwg3 | credit cards and credit in general. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/17mwg3/eli5_credit_cards_and_credit_in_general/ | {
"a_id": [
"c86y3lc",
"c86z7ds",
"c86za02"
],
"score": [
8,
3,
2
],
"text": [
"Credit Cards are just pre-approved high interest loans. Your credit card has a limit which allows you to borrow anywhere up to that point. The main point of a credit card for a bank is that it allows yo... | [] | [] | [
[],
[],
[]
] | ||
d72me1 | the biological side of did (dissociative identity disorder). how can the brain come up with and manage so many different, detailed personalities? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/d72me1/eli5_the_biological_side_of_did_dissociative/ | {
"a_id": [
"f0x6chc",
"f0x6grg",
"f0xj5kw"
],
"score": [
17,
3,
3
],
"text": [
"DID is a controversial disorder and there are quite a few psychologists who think that it's actually accidentally induced in patients by their therapists. \n\nThat being said, those who think it's a le... | [] | [] | [
[],
[
"https://mosaicscience.com/story/my-many-selves-multiple-personalities-dissociative-identity-disorder/"
],
[]
] | ||
d0zahv | in music, what is the difference between a scale and key? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/d0zahv/eli5_in_music_what_is_the_difference_between_a/ | {
"a_id": [
"ezfn5b5",
"ezfn7g3",
"ezfnlo9"
],
"score": [
2,
3,
2
],
"text": [
"It's a subtle difference. A scale is a group of notes. Being \"in a key\" is not just using certain notes, but making them and their root feel like \"home\".",
"A scale is a group of notes that fi... | [] | [] | [
[],
[],
[]
] | |
5lxvso | emergence and emergent systems | I've recently heard that consciousness is best understood as an emergent system, and that gravity may be an emergent system rather than what ever it is now (I'm a psychologist, not a physicist). Emergence seem to be that something is "larger than the sum of its parts", but that doesn't quite cut it for me. The other EL... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5lxvso/eli5_emergence_and_emergent_systems/ | {
"a_id": [
"dbzhj37",
"dbzt1fz"
],
"score": [
3,
3
],
"text": [
"I can't offer a formal explanation, but I'd like to share my personal experiences with emergent systems. Emergence has always been a bit elusive and abstract to me until I began working with computer simulations of real-life... | [] | [] | [
[],
[
"https://bitstorm.org/gameoflife/"
]
] | |
3849cd | the third derivative of position or "jerk". | I can comprehend the concept of derivatives pretty well, but I just can't figure out what "Jerk" represents. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3849cd/eli5_the_third_derivative_of_position_or_jerk/ | {
"a_id": [
"crs590k",
"crs5g3f"
],
"score": [
3,
2
],
"text": [
"Its the rate of change of acceleration. So Say you are accelerating in your car at 5mph/sec and then you slam the gas and now your going 10 mph/s. Youd feel a jerk (which is why its called jerk) and the rate at what you gain... | [] | [] | [
[],
[]
] | |
24txh2 | why are mormons so interested in tracking genealogy? how does this relate to their core beliefs? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/24txh2/eli5_why_are_mormons_so_interested_in_tracking/ | {
"a_id": [
"chamxwd",
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"score": [
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"text": [
"Yes! I can answer this one. My mother's side of the family is Mormon. It's kind of weird - Mormons have a very strong belief in an \"eternal family\" that they will be connected with forever when they go to heaven. Many Mor... | [] | [] | [
[],
[
"http://carm.org/baptism-for-the-dead-in-1-corinthians-15-29"
]
] | ||
fktng0 | how do pointers in c++ work, and why are they different from references? | Edit: Perhaps I mean "how" are they different from references, not why. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fktng0/eli5_how_do_pointers_in_c_work_and_why_are_they/ | {
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],
"score": [
13,
2,
3,
2
],
"text": [
"A pointer is simply a variable that holds a memory address. You can pass a pointer to a function, which allows you to modify the contents of that memory address without having to ... | [] | [] | [
[],
[],
[],
[]
] |
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