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51cqpk
how come whenever you get knocked out, you can't remember a few seconds before it actually happened?
Like, I could understand forgetting the second that the impact happened, but how come you forget like 4 or 5 seconds before it happened? The impact didn't happen then, so why does your brain forget those seconds?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/51cqpk/eli5_how_come_whenever_you_get_knocked_out_you/
{ "a_id": [ "d7ayyxv" ], "score": [ 12 ], "text": [ "When memories are formed in your brain they are first formed as part of your short term memory (or working memory) before being \"transfered\" to your long term memory.\n\nIF you receive a blow that knocks you out it can (like the situation you ...
[]
[]
[ [] ]
bdf8cx
difference between phishing and social engineering
Thanks!
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/bdf8cx/eli5_difference_between_phishing_and_social/
{ "a_id": [ "ekxodzr", "ekxom3d" ], "score": [ 4, 8 ], "text": [ "Phishing is creating a replica of a website, mail service, social network or anything that looks just like the original and has similar domain, like facebo0k or instagran, so people enter their account details because of neg...
[]
[]
[ [], [] ]
1tpxo1
if visible light and fm radio are the same particle (photons), why does light stop at walls while fm radio goes through them?
I understand that FM Radio and other frequencies DO stop at walls, but It seems that it takes much more wall to stop FM Radio than light.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1tpxo1/eli5_if_visible_light_and_fm_radio_are_the_same/
{ "a_id": [ "ceabk2k", "ceaflu0" ], "score": [ 12, 6 ], "text": [ "The walls reflect the light but not radio waves due to their respective wavelengths. ", "Radio waves are lower-energy photons due to their longer wavelength (longer wavelength implies lower-energy due to Planck's law). ...
[]
[]
[ [], [] ]
2c55s2
if corporations are just groups of people working toward a common goal, and corporations pay taxes-why is it so bad if the law treats corporations like people?
This is a serious question with no political bias-please refrain from things like "corporations are disgusting greedy businesses-not human beings!" I don't know enough about it to have an opinion so I'm just trying to understand since it doesn't seem particularly immoral to me, since it's just a group of people-it's no...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2c55s2/eli5_if_corporations_are_just_groups_of_people/
{ "a_id": [ "cjc06sk", "cjc0fys", "cjc190o", "cjc35dr", "cjc3xqq", "cjc4adx" ], "score": [ 7, 14, 5, 17, 2, 2 ], "text": [ "What happens to a person if they kill a person?\n\nCan you do that same thing to a corporation if they kill a person?", "I think t...
[]
[]
[ [], [], [], [ "http://en.wikipedia.org/wiki/Legal_fiction" ], [], [ "http://en.wikipedia.org/wiki/Edward_Thurlow,_1st_Baron_Thurlow" ] ]
1aem03
does all the money in the world have a physical counterpart (notes and coins)?
My friend said 80% of money in the world doesn't have a physical counterpart. If so? How did that money come into the system? Thanks.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1aem03/eli5_does_all_the_money_in_the_world_have_a/
{ "a_id": [ "c8wolli", "c8worir", "c8wpnau", "c8wrdte" ], "score": [ 7, 2, 15, 2 ], "text": [ "I'm not an expert on this, but I believe this is no longer the case today. ", "here's a video that explains how the bank creates money\n_URL_0_", "No, not all money has a ...
[]
[]
[ [], [ "http://www.youtube.com/watch?v=7I_k0tAnQ7U" ], [ "http://economics.about.com/cs/studentresources/f/money.htm", "http://en.wikipedia.org/w/index.php?title=Money&mobileaction=toggle_view_desktop" ], [] ]
6jvmzi
why have animals still not figured out that roads are dangerous for them?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6jvmzi/eli5_why_have_animals_still_not_figured_out_that/
{ "a_id": [ "djhbod7", "djhbrp2", "djhbvtg", "djhm55q" ], "score": [ 6, 11, 37, 3 ], "text": [ "every time they learn, they are dead.\n\nthough to be fair, they have adapted pretty well. their basic instincts to avoid wide open spaces and large moving objects still work fo...
[]
[]
[ [], [], [], [] ]
1lqafm
how (or why) the u.s. government can pick what state laws it wants to allow and not?
For example, The DoJ will sue Texas over it's voter ID laws, even though Texas passed it, and then grant immunity to colorado for legalize pot, even though it is still federally illegal. I'm not as much concerned about the issues themselves, just the methods the Federals use for deciding which particular laws they will...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1lqafm/eli5_how_or_why_the_us_government_can_pick_what/
{ "a_id": [ "cc1oxhx", "cc1sgxz" ], "score": [ 5, 2 ], "text": [ "They aren't exactly disallowing or allowing laws.\n\nIn the case of Colorado they simply decided not to sue, which is at the discretion of the AG, similar to how if there will be a criminal trial is usually at the discretion...
[]
[]
[ [], [ "http://en.wikipedia.org/wiki/Supremacy_Clause" ] ]
308wh6
how do car engines reduce rpm's so fast when the accelerator is released?
I've personally seen my car drop from ~6-8k RPM down to 2k RPM within 1-2 seconds What in the engine can make it slow down so fast?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/308wh6/eli5_how_do_car_engines_reduce_rpms_so_fast_when/
{ "a_id": [ "cpq5q28" ], "score": [ 7 ], "text": [ "Friction on all moving parts, resistance from the compression in each cylinder which is now being performed with a drastic reduction of fuel for combustion, and the fact that you are driving an automatic which (essentially) disengages to prevent ...
[]
[]
[ [] ]
all0qz
if frozen foods are vacuum sealed and placed in an environment to where bacteria cannot grow, why are there experation dates and how do the producers choose them?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/all0qz/elif_if_frozen_foods_are_vacuum_sealed_and_placed/
{ "a_id": [ "efevdkz" ], "score": [ 6 ], "text": [ "Expiration dates are based on the packaging, and on the food degrading over time. \n\nFor packaging, the food will be safe as long as the packaging holds, and plastic does degrade over time. Rubber or plastic can lose its elasticity, and you ca...
[]
[]
[ [ "http://www.bemis.com/healthcare-packaging/outsourcing-testing/package-seal-integrity", "https://en.wikipedia.org/wiki/Accelerated_aging" ] ]
duvlx2
. when birds come to my feeders, do they know the seed is from me? are they aware that they are being cared for?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/duvlx2/eli5_when_birds_come_to_my_feeders_do_they_know/
{ "a_id": [ "f78ibqc", "f78j35y", "f78j911", "f78pb1f" ], "score": [ 38, 62, 18, 3 ], "text": [ "some birds are smart enough to make the connection if they regularly see you fill it. they'll become more comfortable around you and may let you approach them. there's a number ...
[]
[]
[ [], [], [], [] ]
854cy0
where is the earth (or anything, really) located at a given moment?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/854cy0/eli5_where_is_the_earth_or_anything_really/
{ "a_id": [ "dvul8cg", "dvulpx0" ], "score": [ 5, 3 ], "text": [ "The question doesn't make sense until you say what your point of reference is. That is a fundamental aspect of Newtonian (and later Relativistic) physics: your position and motion are defined by a reference point.\n\nOnce yo...
[]
[]
[ [], [] ]
5amn6h
what are the effects of blood being considerably less viscous that average?
Can you see it visibly, in movement or colour? Can you see it with a microscope? (asking for a fantasy story i'm writing, so it doesn't matter if it actually doesn't naturally happen in the real word)
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5amn6h/eli5_what_are_the_effects_of_blood_being/
{ "a_id": [ "d9hn4nq" ], "score": [ 2 ], "text": [ "viscous blood moves more slowly. blood is made up of your RBCs, WBCs, and platelets. they all float in plasma. basically, the more water you drink, your blood volume goes up and it becomes less viscous. that's why you urinate a lot as your glomer...
[]
[]
[ [] ]
3t6qj5
why is there so much light pollution in this specific area of russia?
So i was looking at [this map](_URL_1_) that shows which areas in the world have the most light pollution when i discovered [this large area in Russia](_URL_0_) with a ton of light pollution. What causes this? There aren't any large cities nearby so i find it quite weird. Is it just a problem with the website or are th...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3t6qj5/eli5why_is_there_so_much_light_pollution_in_this/
{ "a_id": [ "cx3jrzj" ], "score": [ 3 ], "text": [ "No cities nearby? The map's interactive, just zoom in. You find the cities of Sergut, Nizhnevartosk, Raduhzny, Noyabrsk, Kogalym, etc, etc all underneath." ] }
[]
[ "http://i.imgur.com/S50wI2i.png", "https://djlorenz.github.io/astronomy/lp2006/overlay/dark.html" ]
[ [] ]
8xwduo
feeling extra emotional is a common symptom of pms. how is it that hormones like estrogen and progesterone cause emotional imbalance?
[deleted]
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8xwduo/elif_feeling_extra_emotional_is_a_common_symptom/
{ "a_id": [ "e269b0n" ], "score": [ 3 ], "text": [ "Everything is controlled by hormones and chemicals, it's like communication within your body.\n\nSo when they change the message to the brain is changed. What was mildly frustrating is now infuriating, or you experience something happy but the me...
[]
[]
[ [] ]
4ajnij
how do cameras stay stable while the cameraman walks?
I know this is done with a gimbal, but how does it actually work?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4ajnij/eli5_how_do_cameras_stay_stable_while_the/
{ "a_id": [ "d10w9b5" ], "score": [ 3 ], "text": [ "The camera is on a shock absorbed arm with a gimbal that isolates it from the movement of the cameraman's body. You can see the famous brand of camera isolation devices in operation in [this video](_URL_0_). The shock absorbing arm transfers th...
[]
[]
[ [ "https://www.youtube.com/watch?v=6UjWsy7oGqs" ] ]
6tnzay
why when we get something small in our eye does blinking in quick succession stop the discomfort? where does the foreign body go?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6tnzay/eli5_why_when_we_get_something_small_in_our_eye/
{ "a_id": [ "dlm3tz9" ], "score": [ 6 ], "text": [ "The debris adheres to the eyelid and is then carried to the corner of your eye near your tear ducts so that tears can wash it away." ] }
[]
[]
[ [] ]
4dzh3t
what is encryption and what would happen if it were to be banned?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4dzh3t/eli5_what_is_encryption_and_what_would_happen_if/
{ "a_id": [ "d1vq3dh", "d1vq7al", "d1vtdmy" ], "score": [ 2, 19, 2 ], "text": [ "Encrypting something basically means you make it unreadable by anyone who can't decrypt it - which usually means anyone who doesn't have permission. \n\nThis can obviously apply to anything from books ...
[]
[]
[ [], [], [] ]
5sq5fw
how is 12% of population in some countries hiv positive?
According to the CDC, the risk of HIV transmission from unprotected vaginal sex is 0.08% per exposure. [CDC source](_URL_0_) So if my math is correct, if a HIV+ guy were to go around and have unprotected sex 1000 times, he is likely to infect only two of his partners? I must be completely misunderstanding the CDC data...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5sq5fw/eli5_how_is_12_of_population_in_some_countries/
{ "a_id": [ "ddh3ow1", "ddh3qr8", "ddh6bdq" ], "score": [ 2, 5, 3 ], "text": [ "Vaginal sex is only one of the ways HIV is transmitted. Look at the other ways. In particular, look at anal sex. There are tribes in Africa where the ritual to become a man involves receiving anal se...
[]
[ "https://www.cdc.gov/hiv/risk/estimates/riskbehaviors.html" ]
[ [ "https://www.cdc.gov/hiv/group/gender/pregnantwomen/" ], [], [] ]
42easj
why do re-posts do so well on reddit, despite every user complaining about them?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/42easj/eli5_why_do_reposts_do_so_well_on_reddit_despite/
{ "a_id": [ "cz9nlpb", "cz9nvll" ], "score": [ 2, 2 ], "text": [ "There's two types of people, those that complain and those that do not. \n\nThe former is not the majority. Plenty of people don't care about reposts, including people that never saw it before", "Because the bad post...
[]
[]
[ [], [] ]
4657ku
how do some sites could use images/gifs/content from another sites without getting the permission first?
I don't really understand how these attribution / copyright use work. If I run a website, could I use any material from other sites as long as I provide the attribution? Do I still need to contact the owner first if I do that? Thank you
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4657ku/eli5_how_do_some_sites_could_use/
{ "a_id": [ "d02j1t1", "d02j23i", "d02j64q" ], "score": [ 2, 2, 2 ], "text": [ "It depends on the type of usage rights. Broadly speaking, most content is good to use with clear and conspicuous attribution to the author. Often, asking permission isn't necessary.\n\nIf someone is u...
[]
[]
[ [], [], [] ]
8yeeso
how does a siamese twin decide who controls a body part?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8yeeso/eli5_how_does_a_siamese_twin_decide_who_controls/
{ "a_id": [ "e2a8gth" ], "score": [ 3 ], "text": [ "The don’t “decide”. Generally one controls one half and the other controls the other half. It depends on where they’re attached and what systems are blended between them. " ] }
[]
[]
[ [] ]
37y2v7
why are psychiatric/mental wards painted white?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/37y2v7/eli5_why_are_psychiatricmental_wards_painted_white/
{ "a_id": [ "crqqcpe", "crqryn9" ], "score": [ 6, 3 ], "text": [ "There is no medical reason for a Psychiatric ward to be painted white, and they are often decorated with wallpaper or more natural colors to give a more friendly atmosphere.\n\nThe only reason to paint a psych ward white is ...
[]
[]
[ [], [] ]
3hq251
why is it okay for musicians to perform the works of other musicians (cover songs) but not okay for stand-up comedians to use the jokes of other comedians?
Possible answer: When musicians do covers, they don't try to pass it off as their own work. Everyone knows who the original composer is. When a comedian uses someone else's material, it is assumed they are trying to pass it off as their own. Okay fine, so why not have a "Carlin tribute" or "Richard Pryor night" or "R...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3hq251/eli5_why_is_it_okay_for_musicians_to_perform_the/
{ "a_id": [ "cu9ivx9", "cu9krqx", "cu9n4uo", "cu9n838", "cu9nfxm" ], "score": [ 10, 3, 3, 2, 2 ], "text": [ "I don't think it's just about credit, though that probably plays a big role.\n\nI think it's at least partially about differences in what is involved in stan...
[]
[]
[ [], [], [], [], [] ]
fjwyi8
if "value" and the economy are essentially man-made, why can't the world just sort of... hit pause to avoid global economic crisis?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/fjwyi8/eli5_if_value_and_the_economy_are_essentially/
{ "a_id": [ "fkphnny", "fkpi3h1", "fkpj2is", "fkpmmel", "fkpner1", "fkppf91", "fkptfy7", "fkpwp8m", "fkq167n", "fkq1mjs", "fkq2rf9", "fkq311v", "fkq333z", "fkq3k4t", "fkq3xwa", "fkq4ajw", "fkq4avc", "fkq4cp7", "fkq4fsr", "fkq4hiz", "f...
[]
[]
[ [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [], [] ]
3dr83e
what is the difference in credit card apr and interest rates
When applying for a credit card, it might say no apr but does that mean if I made a purchase and paid it off immediately I would be charged anything other than the initial purchase?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3dr83e/eli5_what_is_the_difference_in_credit_card_apr/
{ "a_id": [ "ct7vm67", "ct7y7m3", "ct81jop" ], "score": [ 3, 3, 3 ], "text": [ "If you paid immediately, you wouldn't be charged any additional beyond your actual purchase. If you carried a balance on that card for a whole, like months and months you'd start seeing those interest c...
[]
[]
[ [], [], [] ]
4a9n32
how does the itunes visualizer work?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4a9n32/eli5how_does_the_itunes_visualizer_work/
{ "a_id": [ "d0yizpw" ], "score": [ 4 ], "text": [ "It uses simple algorithms which use the various frequency level outputs of the playing music as the inputs. These algorithms are then plotted in real time in 2D/3D space. \n\nExplained:\nOk, so you can break any sound down into a spectrum of diff...
[]
[]
[ [] ]
705t5c
why are children drawn to bright colours and things with bright colours (e.g. toys, magazines) while adults tend to favor/buy things with more neutral tones?
For example, children's rooms tend to have brightly colored drawers, toys etc. Whereas an adults room would (for the most part) have more neutral tones like brown, grey, black, white.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/705t5c/eli5_why_are_children_drawn_to_bright_colours_and/
{ "a_id": [ "dn0vi6k", "dn0vi6k" ], "score": [ 5, 5 ], "text": [ "I think it's a cultural thing more than anything. We tend to make everything fun and happy and bright and exciting for children (think of how your voice changes when you talk to a child). By the time you're an adult, well, a...
[]
[]
[ [], [] ]
1wlgi8
what do i need to know to follow the super bowl?
So I've never really followed football much, but this year I'm going to a Super Bowl party at my boss's house, and I want to be able to sound reasonably intelligent and hold my own in a football conversation. I know most of how the game is played, the positions, etc, but I know next to nothing about either the Broncos ...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1wlgi8/eli5_what_do_i_need_to_know_to_follow_the_super/
{ "a_id": [ "cf33i4k" ], "score": [ 3 ], "text": [ "Denver is number one team out of the AFC, Seattle is the top out of the NFC. These two teams own the two best records in football this year. Denver boasts the number one offense (single season records galore) while Seattle boasts the number one ...
[]
[]
[ [] ]
1aghf5
how rocks grow around objects
I have no idea as to how a rock would grow.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1aghf5/eli5_how_rocks_grow_around_objects/
{ "a_id": [ "c8x6hor", "c8xnc23" ], "score": [ 4, 2 ], "text": [ "No clue really, but if you mean like fossils, then its made by dust and dirt falling on top of a bone then sitting there and being covered by more dirt. the weight and pressure of the dirt on top of it presses it hard enough...
[]
[]
[ [], [] ]
d15x5b
why does it seem like architecture was at its peak when civilization was the least advanced and has gotten worse and worse ever since?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/d15x5b/eli5_why_does_it_seem_like_architecture_was_at/
{ "a_id": [ "ezhoi6m", "ezhpkzy" ], "score": [ 4, 10 ], "text": [ "There's a whole lot about the question that's just wrong.\n\nWhat is the \"peak\" of architecture? What do you mean by civilization at its \"least advanced\"?\n\nArchitecture in 2019 is technically far ahead from anything t...
[]
[]
[ [], [] ]
3ypswj
why are there common dreams?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3ypswj/eli5_why_are_there_common_dreams/
{ "a_id": [ "cyfjj7w" ], "score": [ 2 ], "text": [ "Many dreams are due to combining remembered sensations with the sensations (or lack of sensation) you are experiencing in bed.\n\nWhen you are dreaming, so don't feel the feedback from the real world, beyond what your brain imagines. When when y...
[]
[]
[ [] ]
79i3fs
the observer effect.
How does observing a subatomic particle such as an electron change its behaviour? What sort of mechanism causes this to happen?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/79i3fs/eli5_the_observer_effect/
{ "a_id": [ "dp235xq", "dp2ge24", "dp2o1z9" ], "score": [ 12, 2, 4 ], "text": [ "Observing a particle essentially means measuring it. In order to measure it, you'll have to interact with it in some way. This interaction also affects the particle that you're observing, which changes...
[]
[]
[ [], [], [] ]
1t00up
i understand how much you are supposed to tip in the usa, but how exactly do the transactions happen?
Examples: Restaurant, bill is $25, so you want to tip say $5 and you hand over $40....do you say "just give me $10 back thanks"? Same price for a taxi ride? Also, say someone takes your bags up to your room, or similar service. Is it awkward to just give them money? As an Australian, this seems patronizing, and I wa...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1t00up/eli5_i_understand_how_much_you_are_supposed_to/
{ "a_id": [ "ce2yajq", "ce2z3kz", "ce301jj", "ce330li" ], "score": [ 12, 3, 4, 2 ], "text": [ "At a restaurant you generally leave the money with the bill and then you can walk out, so you want exact change as often as possible. If you don't have it you can specify 'just gi...
[]
[]
[ [], [], [ "http://www.businessinsider.com/this-is-how-much-you-should-tip-for-every-service-2012-8" ], [] ]
8tj3au
wins above replacement (war)
Mike Trout?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8tj3au/eli5_wins_above_replacement_war/
{ "a_id": [ "e17y5go" ], "score": [ 5 ], "text": [ "WAR is an attempt to create one stat to summarise all the other stats and generate a stat that sums up their total value to the team.\n\nThe idea is that you combine all the relevant stats for that position to generate a number for exactly how ma...
[]
[]
[ [ "https://www.fangraphs.com/library/misc/war/" ] ]
4lfdwu
do the waves from electronics actually affect us in any way at all?
[deleted]
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4lfdwu/eli5_do_the_waves_from_electronics_actually/
{ "a_id": [ "d3muej4", "d3mumho", "d3mxspy", "d3mzorv", "d3nb2ga", "d3nd9yf", "d3nl456" ], "score": [ 3, 42, 3, 8, 2, 2, 2 ], "text": [ "Only ionizing radiation affects us, but our electronics don't send out that type of radiation. Well unless it's s...
[]
[]
[ [], [], [], [], [], [], [] ]
7mxka1
why is most food acidic rather than alkaline?
Is it just that alkaline things don't taste nice so we don't eat them? Are three loads of foods that are alkaline?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/7mxka1/eli5_why_is_most_food_acidic_rather_than_alkaline/
{ "a_id": [ "drxivzp", "drxzybe" ], "score": [ 10, 5 ], "text": [ "I'm not an expert but there are at least a couple reasons: \n\n1) Alkaline stuff tends to taste really bitter, rather than sour (acidic) and people tend not to like that\n\n2) Alkalinity (at least on the scale of alkalinity...
[]
[]
[ [], [] ]
eonq1g
how does forces work
Specifically, when 2 bones collide into one another. I just saw a vid of mma fighters kicking each other, but why is it that only one of their bone breaks from impact? Is the force repelled if it is not transferred?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/eonq1g/eli5_how_does_forces_work/
{ "a_id": [ "fedvkcl", "fedvwy3", "fedw7f4" ], "score": [ 8, 3, 2 ], "text": [ "An action has an equal an opposite reaction. The force of the kick makes contact. The point of contact applies an equal force to both people. However, how that force is distributed is what makes the dif...
[]
[]
[ [], [], [] ]
6hlj3a
how is it possible that someone can be rationally thinking about why they should not be scared/nervous, but still feel it in their body?
Should the rational thoughts not calm the body down? Why and how does the body do this?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6hlj3a/eli5_how_is_it_possible_that_someone_can_be/
{ "a_id": [ "diz7qpk" ], "score": [ 3 ], "text": [ "It stems from the fact that our emotions are much more core to our being. They are autonomous responses that have been present in our evolutionary history for much much longer than conscious thought - hence why they are at the centre of our brain...
[]
[]
[ [ "https://en.wikipedia.org/wiki/Amygdala", "https://upload.wikimedia.org/wikipedia/commons/thumb/b/bc/Constudoverbrain.png/300px-Constudoverbrain.png", "http://cdn.studentmoneysaver.co.uk/img/2774/bin_punch.gif" ] ]
3o6xat
i have somewhat of an understanding of the electoral college is in the united states presidential election. what does my individual vote contribute to in order to make this fair?
I am specifically asking how much power does my individual vote have.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3o6xat/eli5i_have_somewhat_of_an_understanding_of_the/
{ "a_id": [ "cvukvg4", "cvukycw" ], "score": [ 2, 3 ], "text": [ "It depends on where you live. In some states, your vote is statistically tens of times more meaningful than the same singular vote of someone else in another state (such as voting in Iowa versus voting in Oklahoma).\n\nOther...
[]
[]
[ [], [] ]
4t9q2g
how does deep tissue (or soft tissue) massage help with the healing process? it seems like it would just aggravate the area more.
I am currently in receiving PT for plantars fasciitis, and most of my time involves the therapist just digging right into the most painful area, which really does seem to be helping... but why?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4t9q2g/eli5_how_does_deep_tissue_or_soft_tissue_massage/
{ "a_id": [ "d5fmpzv", "d5fqyy3" ], "score": [ 3, 3 ], "text": [ "Massage helps to cause the blood and the lymph to circulate. Remember that blood is pumped by the heart through the arteries, but not through the capillaries or the veins. A lot of the blood circulation in the body, and al...
[]
[]
[ [], [] ]
du07s3
”what is data cube?”
Hi,everyone. 4 years ago last time it was asked here and the thread still has only one response, which did not help me as it was about image storing. For example,what people mean when they speak about OLAP dat cube which is used in SSAS Thanks in advance
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/du07s3/eli5what_is_data_cube/
{ "a_id": [ "f70iled", "f72o3aw" ], "score": [ 3, 2 ], "text": [ "_URL_0_\n\nThere are a lot more than 1 results when I search data cube. What did you search?", "Let's start by visualizing a Rubik's Cube. We've got three literal dimensions we can navigate on this toy: up & down, le...
[]
[]
[ [ "https://www.reddit.com/r/explainlikeimfive/search?q=data+cube&restrict_sr=on&include_over_18=on" ], [] ]
6pc1f4
plea bargaining in court cases and why is it allowed?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6pc1f4/eli5_plea_bargaining_in_court_cases_and_why_is_it/
{ "a_id": [ "dko5iic", "dko5lk9", "dko9rjo" ], "score": [ 11, 2, 2 ], "text": [ "You plea bargain *before* a case goes to trial.\n\nYou agree to admit guilt in exchange for lessened charges or (potentially) reduced sentencing.\n\nAny time a case goes to court, it's expensive, time ...
[]
[]
[ [], [], [] ]
9vhm8i
what changed in our social interaction / dating / relationships that we now need books, podcasts, videos in order to succeed versus 50 years ago?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/9vhm8i/eli5_what_changed_in_our_social_interaction/
{ "a_id": [ "e9ca3qm", "e9caawe", "e9cdeig" ], "score": [ 5, 3, 3 ], "text": [ "I dont think its about needing it, but more like because we have it. Thanks to mass media and the ability to access any information in just a few minutes, people have begun to learn many more skills mu...
[]
[]
[ [], [], [] ]
ysgfn
circlejerk
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/ysgfn/eli5_circlejerk/
{ "a_id": [ "c5yfkzk", "c5yjcrh" ], "score": [ 15, 8 ], "text": [ "/r/circlejerk is where people go to make fun of stuff on reddit, how redditors act, et cetera. Cats, Ron Paul, atheism, \"so brave,\" and all that.\n\nA circlejerk in real life can mean a couple things. One is where everybo...
[]
[]
[ [], [] ]
1pqdyi
why do some japanese and korean pop songs work in seemingly random english phrases?
For example: Gangnam Style, or the FMA: Brotherhood theme song for part 3 ("borderline", "poker face"). Is it just anglicization, or is there some other reason this is done?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1pqdyi/eli5_why_do_some_japanese_and_korean_pop_songs/
{ "a_id": [ "cd4wuk8", "cd4ww3o", "cd4ybck", "cd53x3b", "cd548zs", "cd57tmg" ], "score": [ 2, 10, 5, 2, 3, 2 ], "text": [ "Just as people in the west like Asian characters for tattoos, Asians like English words and phrases as part of their songs even if they...
[]
[]
[ [], [], [], [], [], [ "http://www.youtube.com/watch?v=YNDj5hQg8G4", "http://www.youtube.com/watch?v=zO4QAQijZXk" ] ]
1jd6da
why i can't just stop eating to lose weight.
I consume energy during the day, and I wouldn't have any intake of energy, right? I just don't get it. BTW, this isn't actually something that I plan on doing, it's just that I'm wondering how these processes work.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1jd6da/eli5_why_i_cant_just_stop_eating_to_lose_weight/
{ "a_id": [ "cbdhcyq", "cbdhj8c", "cbdj09i" ], "score": [ 4, 3, 2 ], "text": [ "Your body needs other substances from food to survive besides calories, such as vitamins and minerals. If you stop eating, you can't properly regulate your body processes. Also, if you go long enough ...
[]
[]
[ [], [], [] ]
al1i5o
why do puddles of spilt drinks (whether wet or alr dried up) attract ants? can they physically pick up the water or sugar molecules?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/al1i5o/eli5_why_do_puddles_of_spilt_drinks_whether_wet/
{ "a_id": [ "ef9rq9u" ], "score": [ 6 ], "text": [ "They drink it.\n\nLater on, if need be, they can vomit it back up to feed the rest of their colony." ] }
[]
[]
[ [] ]
8j6pba
why is tickling essentially torture? you would think something that doesn't "hurt" and makes us laugh would be a good thing.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8j6pba/eli5_why_is_tickling_essentially_torture_you/
{ "a_id": [ "dyxdqz8", "dyxgeai", "dyxjemv", "dyxmxi8", "dyxyvxh" ], "score": [ 27, 97, 26, 4, 10 ], "text": [ "Disclaimer: not an expert, just going with my best guess 'cause i think this is a fun question. When you are tickled it feels like a sensory overload, and...
[]
[]
[ [], [], [], [], [] ]
18ad06
why does meat turn grey as it gets closer to expiration?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/18ad06/eli5_why_does_meat_turn_grey_as_it_gets_closer_to/
{ "a_id": [ "c8d2lbl", "c8d2ori" ], "score": [ 2, 41 ], "text": [ " > Beef stored in the refrigerator for more than 5 days will start to turn brown due to chemical changes in the myoglobin.[Protein that causes redness in meat] This doesn’t necessarily mean it has gone bad, though with thi...
[]
[]
[ [ "http://voices.yahoo.com/why-some-raw-meat-red-some-brown-8585745.html", "http://www.todayifoundout.com/index.php/2010/04/the-red-juice-in-raw-red-meat-is-not-blood/" ], [ "http://www.jacksofscience.com/chemistry/taste-the-meat-rainbow/" ] ]
5jllu9
the feeling of death after chugging water.
To elaborate, sometimes while drinking something quickly it feels as if air gets trapped under what I am drinking. Usually followed by a feeling of knowing this is the end. Hopefully I am not the only person who sucks at drinking and I can get an explanation!
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5jllu9/eli5_the_feeling_of_death_after_chugging_water/
{ "a_id": [ "dbh2k53", "dbh2m43" ], "score": [ 3, 2 ], "text": [ "That is exactly what's happening. You are chugging the drink, so you swallow a large amount of air while drinking. The air wants to escape the easiest way (basically, for you to burp), so it tries to come back up. However, y...
[]
[]
[ [], [] ]
7xl0k9
how do auto re-finance companies make money?
[deleted]
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/7xl0k9/eli5how_do_auto_refinance_companies_make_money/
{ "a_id": [ "du92g4b" ], "score": [ 5 ], "text": [ "Imagine you have an outstanding balance of $10,000 on an auto loan, and have a 5% interest rate with 5 years to pay. For simplicity's sake let's say this is your first payment. Your monthly payment will be $189, and when all is said and done you ...
[]
[]
[ [] ]
65rrns
how is contamination avoided if you use the same implements to place raw food as for pulling it off the heat?
If you put bacon into a pan with a pair of tongs (or chicken on a grill, etc.), how does using that same pair of tongs throughout the cooking process not introduce the possibility of contaminating the food with uncooked microbes when you remove it from the heat?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/65rrns/eli5_how_is_contamination_avoided_if_you_use_the/
{ "a_id": [ "dgcot2h" ], "score": [ 7 ], "text": [ "If the tongs get heated up, then the bacteria on the tongs cook out too. Metal heats up very easily, more easily than meat because water in meat moderates its temperature. Metal tongs don't have water to moderate temperature.\n\nIf the tongs don'...
[]
[]
[ [] ]
p1qhq
why does eating snow kill you eventually
I've heard many times that if you're trapped somewhere in the mountains (for whatever reason) you must not "drink" the snow-water because it will kill you. Why is that? We can drink rain water, so why not snow-water? Thanks!
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/p1qhq/eli5_why_does_eating_snow_kill_you_eventually/
{ "a_id": [ "c3lsalu", "c3lscbi", "c3lsr7q", "c3lstbr", "c3lt2bi", "c3lth7j", "c3ltojv", "c3ltsft", "c3lu17r", "c3lvw52", "c3lvwsu", "c3lwnrw", "c3lwrlg", "c3lwudb", "c3ly88y", "c3lyaje" ], "score": [ 34, 109, 13, 6, 458, 42, ...
[]
[]
[ [], [], [], [], [], [], [], [], [], [], [], [], [], [ "http://www.youtube.com/watch?v=CmVvgo1wxh4" ], [], [] ]
45jyod
why do we get "addicted" to speed when driving fast?
I have noticed sometimes when i travel that, after a while driving in highways, let's say, at a medium speed of 120km/h or 140km/h, when we have to reduce speed in "slower" roads, it's hard to mantain lower speeds, as it feels like we're going too slow. If I'm not consciously keeping an eye on our speed, i often find m...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/45jyod/eli5_why_do_we_get_addicted_to_speed_when_driving/
{ "a_id": [ "czyevjy" ], "score": [ 10 ], "text": [ "When you're cruisin' down the highway, stuff is flying past at a constant speed. You don't have to worry about much aside from a random deer or person jumping out in front of you at the last possible second. But that almost never happens.\n\nAcc...
[]
[]
[ [] ]
94ra0w
why is some ice different
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/94ra0w/eli5why_is_some_ice_different/
{ "a_id": [ "e3n4plp", "e3n4sa4" ], "score": [ 4, 5 ], "text": [ "It is based off of how clean the water is. Normally tap water does have particles that are not super dangerous for us but when frozen you'll be able to see them. Freeze distilled water and it should be clear.", "Ice look...
[]
[]
[ [], [] ]
2nt41p
why is coca-cola from mexico supposed to taste better than that from the us?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2nt41p/eli5_why_is_cocacola_from_mexico_supposed_to/
{ "a_id": [ "cmglry4", "cmgm62b", "cmgqo3l", "cmgvv9p" ], "score": [ 8, 4, 2, 2 ], "text": [ "Corn syrup is used as the most cost effective sweetener in the USA. Sugar is cheaper in mexico, so their Coke is made with that instead, which some folks are saying is better than ...
[]
[]
[ [], [], [], [] ]
2g7h22
how do reality tv contestants afford to be on a show and still pay bills at home?
I assume some people on the shows do not have financial responsibilities..but how do people on shows like The Real World, Face/Off, Big Brother afford to leave their real lives for the show? Do they quit their jobs? Does the tv network pay their rent for the time they're away? Does anyone know?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2g7h22/eli5how_do_reality_tv_contestants_afford_to_be_on/
{ "a_id": [ "ckgdhps", "ckgg3ks", "ckgh32u", "ckgh8y6", "ckghjpe", "ckgi27p", "ckgi3aw", "ckgj8ol", "ckgjbp1", "ckglx65", "ckgqsp2", "ckgrrgs" ], "score": [ 18, 124, 10, 2, 6, 2, 3, 5, 2, 2, 3, 2 ], "text": [ "...
[]
[]
[ [], [], [ "http://en.wikipedia.org/wiki/The_Amazing_Race_%28U.S._TV_series%29#Casting" ], [], [], [], [ "http://okmagazine.com/get-scoop/can-you-guess-how-much-cast-teen-mom-2-makes/", "http://www.reddit.com/r/rupaulsdragrace/comments/21o2zh/does_drag_race_pay_the_queens/" ], [], [],...
5s142d
why does the suffix "ship" exist and where does it come from?
Words like sportsmanship, dealership, championship. Whats up with the "ship" at the end of words?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5s142d/eli5_why_does_the_suffix_ship_exist_and_where/
{ "a_id": [ "ddbn0bh" ], "score": [ 11 ], "text": [ "Middle English, Old English -scipe; akin to shape; cognate with dialectal Frisian, dialectal Dutch schip\n\na native English suffix of nouns denoting condition, character, office, skill, etc.:\nclerkship; friendship; statesmanship.\n\n\n_URL_0_"...
[]
[]
[ [ "http://www.dictionary.com/browse/-ship" ] ]
70c2f9
the science behind the effect of caffeinated coffee on the body.
Would someone kindly explain to me the effect drinking coffee has on oneself? If I were to drink it all with breakfast, would the caffeine effect me in the same way as if I were to drink it over the course of a few hours? Edit: Grammar
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/70c2f9/eli5_the_science_behind_the_effect_of_caffeinated/
{ "a_id": [ "dn20eb9", "dn21a3x" ], "score": [ 2, 9 ], "text": [ "From my basic knowledge, caffeine makes you veins widen and your blood flow more thoroughly ", "Caffeine fits into the same receptors in your brain as adenosine, the neurotransmitter that makes you feel tired, thus keepi...
[]
[]
[ [], [] ]
7vaydi
how do they line up the commercials during the super bowl with the actual game?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/7vaydi/eli5_how_do_they_line_up_the_commercials_during/
{ "a_id": [ "dtqu7y1", "dtqu9vo" ], "score": [ 2, 2 ], "text": [ "Quietly never mentioned: The advertisers EXPECT the teams to have time outs, etc. timed so the commercials can be run.\n\nIn fact, I think they've got it in writing.", "There are different pricing based on when during t...
[]
[]
[ [], [] ]
8agold
why are antioxidants pseudoscience?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8agold/eli5_why_are_antioxidants_pseudoscience/
{ "a_id": [ "dwyjsk3", "dwykgkp", "dwykxfe" ], "score": [ 3, 6, 4 ], "text": [ "A lot of this is pseudo science created by marketing to sell to people that don't know better.\n\nAntioxidants are things proven by science and do exist. Much like vitamins do exist and are known to exi...
[]
[]
[ [], [], [] ]
1m80ow
why is it that after playing video games for a while that one gets a massive headache and why they might also feel dizzy, naseous, and have a loss of appetite?
Pretty self explainatory.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1m80ow/eli5_why_is_it_that_after_playing_video_games_for/
{ "a_id": [ "cc6mpqn" ], "score": [ 4 ], "text": [ "Some people can get motion sickness from certain games, especially if they play for a long time. I personally have never had this problem, but everyone is different. I can play games for hours with no issues whereas some people can barely even pl...
[]
[]
[ [] ]
2gfkm3
despite the extensive history of tattooing why are only japanese and american styles the most prevalent?
Please correct me if I am wrong. I just noticed that often when thinking about tattoos there's only these two styles that come to mind. Maybe it is just me
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2gfkm3/eli5_despite_the_extensive_history_of_tattooing/
{ "a_id": [ "ckinjcn" ], "score": [ 2 ], "text": [ "Celtic and tribal tattoos are also still fairly fashionable." ] }
[]
[]
[ [] ]
45mbj4
how do non-stick pans work?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/45mbj4/eli5_how_do_nonstick_pans_work/
{ "a_id": [ "czyrsc0" ], "score": [ 2 ], "text": [ "There's a material called teflon. It's a kind of carbon-fluorine plastic and- there's really no better way to put this- it's really slippery. It doesn't form the kind of temporary bonds with other materials that cause friction. Non-stick pans are...
[]
[]
[ [] ]
f8fdin
why are hdds still used more commonly for servers instead of ssds?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/f8fdin/eli5_why_are_hdds_still_used_more_commonly_for/
{ "a_id": [ "fikz8ad", "fikzixg", "fil1u0w" ], "score": [ 3, 2, 2 ], "text": [ "SSDs getting cheaper, but still much more expensive than HDDs for the storage capacity. For your own computer, it may not be a big deal to spend $100 instead of $50 for storage, but when you're spending...
[]
[]
[ [], [], [] ]
o7fqd
exorcisms.
So I understand the faith-based explanation behind exorcisms - how it's a religious exercise to 'excise' any demons from a person's body. But speaking logically, *what is an exorcism*? Why does the person inflicted with the condition act so erratically? Is it all down to real Devil influence and nothing else?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/o7fqd/eli5_exorcisms/
{ "a_id": [ "c3ezdy2", "c3eznwj" ], "score": [ 5, 3 ], "text": [ "Placebo effect combined with they do what is expected / mental disease(seizures) / the stories are greatly exaggerated (When was the last time you actually saw a live exorcism?).", "Those who believe it is a legitimate c...
[]
[]
[ [], [] ]
7nkalh
how the bowl audio capture things on football sidelines work?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/7nkalh/eli5_how_the_bowl_audio_capture_things_on/
{ "a_id": [ "ds2gbxx" ], "score": [ 3 ], "text": [ "The bowl is a *parabolic reflector,* much like a satellite dish but for sound waves.\n\n_URL_0_\n\nIt concentrates a large amount of sound, by reflecting it all toward a microphone protruding in the middle." ] }
[]
[]
[ [ "https://en.wikipedia.org/wiki/Parabolic_microphone" ] ]
4d69b6
how humans became the dominant/most intelligent species when it takes so long to master actions that are instinctive to other mammals (walking, swimming, hunting etc)
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4d69b6/eli5_how_humans_became_the_dominantmost/
{ "a_id": [ "d1o2ioh", "d1o2jza", "d1o2n4e", "d1o2voe", "d1o3k1c", "d1o47kd", "d1o4mz8", "d1o6cdj", "d1o6ksg", "d1o71rm", "d1o7j92", "d1o7rk8", "d1o812h", "d1oa1n1" ], "score": [ 612, 3, 72, 60, 19, 2, 8, 4, 2, 9, ...
[]
[]
[ [], [], [], [], [], [], [], [], [], [], [], [], [], [] ]
3k9ghb
how does thermite work?
I was just watching that episode from breaking bad where Walt and Jesse use thermite to break a lock in order to steal chemicals for their cooking process. What are the chemicals used in the process and what causes them to react in such a way? Why did it seem so easy to make yet so effective?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3k9ghb/eli5_how_does_thermite_work/
{ "a_id": [ "cuvqzqo" ], "score": [ 5 ], "text": [ "Thermite is a mixture of a metal and a metal oxide - a common choice is aluminum and iron oxide. When the thermite is ignited, the aluminum is oxidized and the iron oxide is reduced, leaving aluminum oxide and pure (molten) iron. This reaction is...
[]
[]
[ [] ]
5yw8i6
how do some people sustain injuries, then recover with newfound language abilities?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5yw8i6/eli5_how_do_some_people_sustain_injuries_then/
{ "a_id": [ "detdb5u", "detif5x" ], "score": [ 8, 3 ], "text": [ "They don't. It's obviously impossible, you can't implant knowledge of a language in someone's brain by injuring it. \n\nWhat is possible, though, that people who have suffered brain injury will start speaking language-like g...
[]
[]
[ [], [] ]
18t8bg
why there has not been more news coverage on the meteorite in russia?
1. Over 1200 injured 1. Biggest in 100 years Sounds like a pretty big deal but no news outlets seem to be covering the story and I don't understand why. Facts source: _URL_0_
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/18t8bg/eli5_why_there_has_not_been_more_news_coverage_on/
{ "a_id": [ "c8hr4kx", "c8hrdm1", "c8hrq95" ], "score": [ 9, 2, 8 ], "text": [ "I thought there was an awful lot of news coverage, where do you live?", "There isn't much to say other than fear mongering. ", "Injuries were just glass shards, it's not like the meteorite wiped...
[]
[ "http://english.ruvr.ru/2013_02_18/Fragments-meteorite-found-in-Lake-Chebarkul/" ]
[ [], [], [] ]
3eysfx
how did colorado and washington arrive at the 5ng/m limit for thc intoxication while driving, when thc tests are so unreliable.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3eysfx/eli5_how_did_colorado_and_washington_arrive_at/
{ "a_id": [ "ctjp8uq", "ctjq2i8" ], "score": [ 2, 2 ], "text": [ "How do they test for it?", "The tests are reliable, ELISA and either GC or LC/MS/MS chromatography is pretty robust, and even the PD/PK is fairly well known, but the 5 ng/ml limit was more or less pulled by polling data ...
[]
[]
[ [], [] ]
4poj2j
how were buildings lifted in the raising of chicago during the 19th century?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/4poj2j/eli5_how_were_buildings_lifted_in_the_raising_of/
{ "a_id": [ "d4mlt40", "d4mmhh9" ], "score": [ 3, 3 ], "text": [ "I've jacked up a small cabin before using car jacks. You'd dig a hole near the center, place the jack under a floor joist on a piece of wood so the force can be equally distributed and the jack doesn't get pushed into the di...
[]
[]
[ [], [] ]
jd1nc
trigonometric functions
Like sin, cos, tan, sec, csc, and cot.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/jd1nc/eli5_trigonometric_functions/
{ "a_id": [ "c2b3ytd", "c2b413c", "c2b3ytd", "c2b413c" ], "score": [ 2, 5, 2, 5 ], "text": [ "Khan Academy (link in the sidebar) has a great series of trig videos that really helped me in class. Instead of me stumbling over teaching it, you should listen to him. ", "Get...
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[]
[ [], [ "http://i.imgur.com/hbQHH.png", "http://i.imgur.com/Wwtku.png", "http://i.imgur.com/IrCmH.png", "http://i.imgur.com/6ZDpo.png", "http://i.imgur.com/ZGuoK.png", "http://i.imgur.com/T1ZWr.png", "http://i.imgur.com/3a9sD.png", "http://i.imgur.com/l7HoC.png" ], [], [ "h...
3kw6de
why are mistakes using your, you're, their they're, there etc so common for native english speakers, and so uncommon for non-native english speakers?
[deleted]
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3kw6de/eli5_why_are_mistakes_using_your_youre_their/
{ "a_id": [ "cv108rh", "cv109d4" ], "score": [ 3, 8 ], "text": [ "I think they just don't care. Text messaging became very instant and less private, and they just don't spend enough time to compose their message, because they want to reply as soon as possible, and then they just get used t...
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[ [], [] ]
3i1580
what does the parental advisory label do and does it prevent a child from buying cds with that logo?
I don't understand the system and any time I search for an answer on google the results only show pages with a very brief overview of how it came about.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3i1580/eli5_what_does_the_parental_advisory_label_do_and/
{ "a_id": [ "cucd4eq", "cucd8q2" ], "score": [ 2, 5 ], "text": [ "I think it works like:\n\n* Little Timmy wants to buy CD with the label\n* Mom sees the label\n* \"no son you can't have this\"\n\nOr:\n\n* Little Timmy tries to buy CD with label\n* Clerk sees the label\n* \"sorry little bo...
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[ [], [ "https://en.wikipedia.org/wiki/Parental_Advisory" ] ]
3x8tyn
what will happen, in general, if something travelled faster than light?
I'm confused with the whole "nothing can go faster than light" law and "time will become zero if we run at speed of light". I mean what does light have to do with reality and the existence of the physical world?! What will happen if something broke that law?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3x8tyn/eli5_what_will_happen_in_general_if_something/
{ "a_id": [ "cy2hdek", "cy2hm9g", "cy2hpew", "cy2ia6d", "cy2u22l" ], "score": [ 8, 2, 3, 2, 2 ], "text": [ "Light itself doesnt have anything to do with it. The speed of light is really just the upper speed limit of the universe. \n\nSpace and time arent separate th...
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[ [], [], [], [], [] ]
3q42n5
how do insects have such strong grip?
_URL_0_ The other day while driving I noticed a lady-bug in the truck so I subtly pushed him out the window. After a few minutes of driving 60mph I noticed the little guy hanging on to the side of a truck. Seriously, how does a lady bug manage to hold on to this side of my truck, against 60mph and wind? Pics included ...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3q42n5/eli5_how_do_insects_have_such_strong_grip/
{ "a_id": [ "cwbvda2" ], "score": [ 10 ], "text": [ "Because insects have a proportional larger surface area than volume, where volume equates to weight and surface area is proportional to muscles which equates to more strength. Also insects have \"hooks\" in their legs that allows them to stick t...
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[ "http://imgur.com/a/gAs4m" ]
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24dd8r
dual clutch transmissions and their advantages over manual and automatic.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/24dd8r/eli5_dual_clutch_transmissions_and_their/
{ "a_id": [ "ch60n5q" ], "score": [ 2 ], "text": [ "Direct Shift Gearboxes (VW's version of a twin clutch) essentially have one gear operating and another on standby for immediate shifts. This is done by utilizing two clutches. A regular automatic transmission uses a torque converter which is less...
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3sr353
its true that if you answer your phone while you are in a gasoline station you have a probability to start a fire?
And if that's true what cause that?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/3sr353/eli5_its_true_that_if_you_answer_your_phone_while/
{ "a_id": [ "cwzq7s4", "cwzrgic" ], "score": [ 9, 6 ], "text": [ "Nope, just a myth. Mythbusters tested it, and the officials in charge of such warnings say that cell phones aren't a risk.\n\n_URL_0_", "Nope. They don't start fires at gas stations, make planes crash, interfere with med...
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[ [ "http://www.discovery.com/tv-shows/mythbusters/videos/cell-phone-gas-station-minimyth/" ], [] ]
5tg46x
what determines egg yoke colour? can you tell it's better for you by the darker orange shade?
Growing up back home, I had a grandma that was always raising her own chickens. I remember having amazing eggs and they were mostly darker orange shade of yolk rather than the pale yellow we mostly find in North America. I also noticed that same darker shade wherever I've traveled in other European countries and alway...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/5tg46x/eli5_what_determines_egg_yoke_colour_can_you_tell/
{ "a_id": [ "ddm94x4", "ddm9zoa" ], "score": [ 5, 2 ], "text": [ "Turns out that egg yolk color is really just an indicator of the hen's diet! If they eat more yellow-orange carotenoids, or natural pigments, it affects and changes the yolk's color.\n\nIn fact, while artificial color additi...
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[ "https://www.reddit.com/r/explainlikeimfive/comments/3c9yw3/eli5why_are_eggs_in_america_white_shelled_with_a/" ]
[ [], [] ]
2bftnh
how do invisible fences work?
The ones that are installed in homes for dogs to not run away.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2bftnh/eli5_how_do_invisible_fences_work/
{ "a_id": [ "cj4wqa7", "cj4wqmp" ], "score": [ 2, 5 ], "text": [ "There's a wire that runs underground around your property. Your dog wears a collar that delivers a shock if that wire is crossed. These shocks teach the dog that leaving your property is a very bad thing.", "The \"fence ...
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[ [], [] ]
2le2sm
guy fawkes and the 5th of november
So this guy decided to blow up parliament, gets caught and tortured in response. Why is he glorified and do people even know why they say "remember remember the 5th of November" besides parroting the movie "V for Vendetta"
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2le2sm/eli5_guy_fawkes_and_the_5th_of_november/
{ "a_id": [ "cltw16o", "cltwaij", "clu5oos", "clu62ob" ], "score": [ 6, 10, 2, 2 ], "text": [ "Well, we set fire to effigies of him so it isn't really glorifying him. It started with anti-Catholics celebrating his failure to install a catholic monarch.\n\nI think most peopl...
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[ [], [], [], [] ]
7528ew
when my gums are sore in a particular area, why does it feel sort of... good... to scrape it or continue to injure it?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/7528ew/eli5_when_my_gums_are_sore_in_a_particular_area/
{ "a_id": [ "do2zbcj" ], "score": [ 40 ], "text": [ "You get comparable sensation when letting out pus, scratching a scab, etc.\n\nPart of this is because we're trying to disengage an infection from our body. We are trying to forcibly remove it and hope the outside envoirment can deal with it, ins...
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6q21vo
what determines if gas is expelled out the body as flatulence or a belch?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6q21vo/eli5_what_determines_if_gas_is_expelled_out_the/
{ "a_id": [ "dktzcpx", "dku0kjp" ], "score": [ 30, 3 ], "text": [ "If the gas is liberated in the stomach, it goes up as a belch. If the gas is liberated once passed the pylorus, it will exit as a fart", "Not a biologist, but trying to apply common sense here: for a belch, the air woul...
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7evaza
in extremely cold weathers, why is it that we layer 3-4 and sometimes more pieces of clothing for our upper body, but not do the same for our lower body?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/7evaza/eli5_in_extremely_cold_weathers_why_is_it_that_we/
{ "a_id": [ "dq7ogcq", "dq7okqs", "dq7p8jy", "dq80bcl", "dq82480" ], "score": [ 2, 23, 5, 2, 23 ], "text": [ "i take it you've never heard of long johns?", "When we get cold our blood focuses on heating our organs and core. The simple answer is that we prioritoz...
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[ [], [], [], [], [] ]
1sxofc
why is evian water so expensive compared to others. water is water isn't it?
I'm thirsty, not rich.
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/1sxofc/eli5_why_is_evian_water_so_expensive_compared_to/
{ "a_id": [ "ce28t9n", "ce29iwh" ], "score": [ 7, 3 ], "text": [ "Spell it backwards, that is where your answer lies.", "Evian is imported from France - this explains the high cost. It's bottled from a one particular source that is known for its mineral content.\n\nThe cost is underst...
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[ [], [] ]
6ko3j0
why is it that, when drinking alcohol while sitting down, you may feel more drunk when you stand up?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6ko3j0/eli5_why_is_it_that_when_drinking_alcohol_while/
{ "a_id": [ "djnhbx7", "djnm8u4", "djnp7dg", "djnpo0k", "djnprat", "djnwqzp" ], "score": [ 3, 42, 4, 103, 2, 29 ], "text": [ "Not a doctor, but my thinking has always been that, upon standing, you're increasing movement, which increases blood flow. The incre...
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[ [], [], [], [], [], [] ]
2warfr
why do governments sometimes place tax then give compensation
Mainly on products like petrol/oil where they tax to increase the price and then provide compensation. How efficient is this policy in what they're trying to achieve?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2warfr/eli5why_do_governments_sometimes_place_tax_then/
{ "a_id": [ "cop4yix", "cop62k8" ], "score": [ 3, 2 ], "text": [ "If I understand what you're asking - the tax is placed on the consumer, the tax relief is provided to the consumer.\n\nThe tax is used for specific things, which are determined when the tax is levied, and become essentially ...
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[ [], [] ]
2sy87d
i just started my first job a year ago. how do i get my tax return?
I literally have no clue what I'm doing. My manager gave me my form or whatever, and I work $8 about 23-26 hours a week for the past year. Help?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/2sy87d/eli5_i_just_started_my_first_job_a_year_ago_how/
{ "a_id": [ "cnty7dw", "cnty9kg", "cntyf90", "cntylj5" ], "score": [ 6, 2, 2, 3 ], "text": [ "They're required to mail you a W2 form before the end of January. You'll use the info on that to do your return (the IRS 1040EZ form will tell you which boxes to use. Also, keep ...
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[ [ "turbotax.com" ], [], [ "http://www.irs.gov/" ], [ "irs.gov", "TurboTax.com" ] ]
9ohvq6
captured weapons in the military.
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/9ohvq6/eli5_captured_weapons_in_the_military/
{ "a_id": [ "e7u6ln4", "e7u87e9", "e7v40ee" ], "score": [ 5, 7, 3 ], "text": [ "You turn them in for EOD to dispose of. \n\nThere are ways to sneak certain things back but you would have to keep it hidden until you rotate home. Considering there is zero privacy in the military, you...
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[ [], [], [] ]
6rand9
how do movies not get uploaded online in hd from movie theater employees before their dvd release?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/6rand9/eli5_how_do_movies_not_get_uploaded_online_in_hd/
{ "a_id": [ "dl3lw19", "dl3ns0o" ], "score": [ 7, 3 ], "text": [ "The theater will be fined a massive amount of money for allowing a leak, the person leaking it will be fined a massive amount of money for uploading it, and they automatically lose their job. This is a combination of copyrig...
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18nkjt
how does internet access on the iss work?
I know previously Astronauts would have to send text to ground control, who would then forward it appropriately (email, facebook, twitter, etc)...but now they're able to "live tweet", etc? In preparation for Commander Hadfield's AMA...how does the internet work up there? Will he truly be able to respond to the questi...
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/18nkjt/eli5_how_does_internet_access_on_the_iss_work/
{ "a_id": [ "c8gduxh", "c8gdwhl" ], "score": [ 7, 4 ], "text": [ "They have had direct internet access on the ISS since [January 2010](_URL_0_). Basically they simply route the internet information over the same channels they use for radio communications, a simple analogy would be that you...
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[ [ "http://www.nasa.gov/home/hqnews/2010/jan/HQ_M10-012_ISS_Web.html" ], [] ]
cmjtmg
why do people think it is bad to kill animals for food, when its literally how nearly all living beings on earth get their food (excluding the ones that only eat plants)
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/cmjtmg/eli5_why_do_people_think_it_is_bad_to_kill/
{ "a_id": [ "ew2r0je", "ew2r3bd", "ew2rbt3", "ew2rec3", "ew2roh9" ], "score": [ 3, 2, 2, 2, 2 ], "text": [ "Because as omnivores with outstanding farming capacity, we have the ability to feed ourselves in a more compassionate way.", "It’s more of a mass killing ...
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[ [], [], [], [], [] ]
3hbw58
why do we require sexual stimulation to ejaculate?
It seems for most mammals/others, that a certain amount of tension must be built up in order to release semen. Would it be better to simply be able to orgasm on command for a quick, easy fertilization?
explainlikeimfive
http://www.reddit.com/r/explainlikeimfive/comments/3hbw58/eli5why_do_we_require_sexual_stimulation_to/
{ "a_id": [ "cu602mi", "cu604ds" ], "score": [ 5, 2 ], "text": [ "In most animals, most behaviour is the result of stimuli. Hungry+see food=eat food. It's involuntary. This makes things much easier because it doesn't require such a complicated brain.\n\nMaking ejaculation voluntary wouldn'...
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[ [], [] ]
car8qk
why people perpetuate cycles of trauma that happened to them as children (tw)
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/car8qk/eli5_why_people_perpetuate_cycles_of_trauma_that/
{ "a_id": [ "etajj5e" ], "score": [ 2 ], "text": [ "For what you are talking about specifically, i think it comes down to that fact that that is the only way they learned how to channel these emotions from their parents. Especially when you are young and you don't know any other coping mechanisms,...
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8y3zji
why is moviepass considered unprofitable / unsustainable, while uk theatre chains have been offering this for years?
Is it a population difference? Is it a difference in cinemas in UK vs US? When I was living in London, you could pay 19 pounds a month (roughly $25/month) and see as many movies as you like, with a tiny bit extra for IMAX and 3D. But otherwise there was no catch, no gimmicks. One month I ended up seeing every movie th...
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/8y3zji/eli5_why_is_moviepass_considered_unprofitable/
{ "a_id": [ "e27ycj0", "e27ylp9", "e289mwo" ], "score": [ 17, 5, 2 ], "text": [ "I think you're confusing MoviePass with a subscription service.\n \nWhat you're talking about is that movie theatres offer out discounted tickets and fill their seats, which is to the benefit of both p...
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[ [], [ "https://www.youtube.com/watch?v=w876zZZIb10" ], [] ]
7oz00u
how do fruit trees have same fruiting season when they are planted at diff times?
not just like how flowers bloom in spring but fruit trees have very specific months where they bear fruits (usually, ard 3mths?) and how come the same fruit tree has different fruiting seasons depending on the country?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/7oz00u/eli5_how_do_fruit_trees_have_same_fruiting_season/
{ "a_id": [ "dsd9am0", "dsdfea6" ], "score": [ 2, 3 ], "text": [ "Many plants base their flower/fruit cycles on temperature our the length of the day rather than the length of time since they were planted.\n\nThrough selective breeding, we generally have multiple varieties that tires at di...
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b2mxkc
why don’t they pre-shrink clothing that shrinks in the wash?
So I shrunk my girlfriends woollen jumper in the wash the other day (smooth) and it got me thinking why don’t they just make wool clothes oversized then wash them before they sell them so they’re sold already shrunk? Then they wouldn’t shrink any more next time you wash them...right??
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/b2mxkc/eli5_why_dont_they_preshrink_clothing_that/
{ "a_id": [ "eitu53u", "eitwcle" ], "score": [ 3, 2 ], "text": [ "Wool typically doesn't get machine washed... so I think that was your problem. Many garments these days are made of preshrunk fabrics. But if you wash certain items in a manner different from the instructions, you may still ...
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495iz1
how does image stabilization work?
explainlikeimfive
https://www.reddit.com/r/explainlikeimfive/comments/495iz1/eli5_how_does_image_stabilization_work/
{ "a_id": [ "d0pokqd" ], "score": [ 2 ], "text": [ "It picks points in the background that are far away and assumes that they aren't moving, then moves everything else to keep that in the same spot." ] }
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