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 |
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c6bppr | what constitutes how "full" you feel? | Stupid question, but what makes you feel "full", is it the literal volume of the food you eat? it cant be calorie intake otherwise chocolate would fill you up fast... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/c6bppr/eli5_what_constitutes_how_full_you_feel/ | {
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2
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"There are actually a number of different hormones and enzymes that affect satiety. These are released and picked up by the nervous system, causing your brain to cease the feeling of hunger. Release of these hormones/enzymes ... | [] | [] | [
[],
[]
] | |
2syqwf | what do female jihadi fighters believe awaits them in heaven? | There's an argument that male Jihadi fighters believe that 72 virgins await them in heaven, and that for young men in such a sexually repressive environment this can be a powerful motivator to fight. Assuming this is true, what are the corresponding rewards/motivations for female fighters? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2syqwf/eli5_what_do_female_jihadi_fighters_believe/ | {
"a_id": [
"cnu56y4",
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"score": [
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"text": [
"Just so you know... getting 72 virgins in heaven is not part of canonical Islamic belief, at this point I think it's more of a joke rather than something that jihadists actually b... | [] | [] | [
[],
[],
[],
[]
] | |
2f269p | why isn't comcast launching a mass production campaign or sweeping policy changes? | It seems like there are massive amounts of people vocally challenging Comcast and it's policies. Why aren't they addressing it? Wouldn't it be smarter to change and address the outcry? Or atleast try to bamboozle us into thinking they're changing their ways? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2f269p/eli5_why_isnt_comcast_launching_a_mass_production/ | {
"a_id": [
"ck572la",
"ck576cs"
],
"score": [
7,
2
],
"text": [
"Because they don't have too.\n\nThose customers are free to pick someone else... oh wait thanks to the nature of the business there likely *isn't anyone else*. Comcast has no incentive to spend billions of dollars to fix a ... | [] | [] | [
[],
[]
] | |
3z5hwt | how snickers edited a scene from the brady bunch for their commercial | [Here's the video in question.](_URL_0_)
I'm curious as to how they are able to edit this (and how other companies do the same for their commercials) | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3z5hwt/eli5how_snickers_edited_a_scene_from_the_brady/ | {
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"cyjcsw0",
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"score": [
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5,
2,
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"text": [
"Basically: first they hire people who sound like the actor they're portraying and use some cuts from the original show to add to the illusion. From there, they'll cut away, and us... | [] | [
"https://www.youtube.com/watch?v=rqbomTIWCZ8"
] | [
[],
[],
[],
[
"https://www.youtube.com/watch?v=UYFGNydGBNs"
]
] | |
3dmml0 | how come there's nothing pulling the ships through the panama canal? | ELI5: Why it's so.
The Erie canal had horses that would help pull the boats across the canal.
I understand that container ships aren't exactly the same size since back then but wouldn't something like hydraulics on land that pulled the ships not be more energy efficient than the ship using its propeller in the water? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3dmml0/eli5_how_come_theres_nothing_pulling_the_ships/ | {
"a_id": [
"ct6kuub"
],
"score": [
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"text": [
"There are small trains, located on the sides of the canal. These pull the ships through the sections (specifically, the locks) were they cannot move under their own power. Here is a detailed video of them in action. _URL_0_"
]
} | [] | [] | [
[
"http://www.history.com/videos/panama-canal-trains"
]
] | |
5a63ix | how do boilers tell when someone has turned a tap to hot as opposed to cold? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5a63ix/eli5_how_do_boilers_tell_when_someone_has_turned/ | {
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"d9elewo"
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"score": [
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7,
3,
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"text": [
"Changes the flow rate of the hot and cold lines. In between is a mix of the two. Full hot outputs water from the hot water tank almost exclusively. Full cold, from the regular cold... | [] | [] | [
[],
[],
[],
[]
] | ||
r57a4 | waves in the electromagnetic spectrum | Are all waves in the spectrum made up by photons? Is there something special about the visible light we see, or are all waves essentially the same material but oscillating at different frequencies and amplitudes?
If waves are all made up by photons, why do the extremely high frequency waves damage people and things? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/r57a4/eli5_waves_in_the_electromagnetic_spectrum/ | {
"a_id": [
"c430517",
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"score": [
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3,
3
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"text": [
" > Are all waves in the spectrum made up by photons?\n\nall electromagnetic waves are comprised of photons, yes. these are different than compression waves, such as sound, which propagate through some ... | [] | [] | [
[
"http://en.wikipedia.org/wiki/De_Broglie_wavelength",
"http://en.wikipedia.org/wiki/Michelson%E2%80%93Morley_experiment"
],
[],
[]
] | |
3czt1u | why is hydrogen peroxide used in mouthwash? is it the agent that helps whiten teeth? can it help a tooth/gum infection? | Also, what does it mean if it foams like crazy in your mouth? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3czt1u/eli5_why_is_hydrogen_peroxide_used_in_mouthwash/ | {
"a_id": [
"ct0i3q5"
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"score": [
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"text": [
"Hydrogen peroxide is used as an antiseptic, it kills bacteria in your mouth. It is also used to clean out cuts and other wounds on skin. It does not have a direct hand in whitening your teeth but it can help with infections. HOWEVER, it is NOT re... | [] | [] | [
[]
] | |
cwkywt | what are voxels used for in brain imaging? | Chose Technology as flair but I'm guessing neuroscience also involved. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cwkywt/eli5_what_are_voxels_used_for_in_brain_imaging/ | {
"a_id": [
"eycdsmx"
],
"score": [
9
],
"text": [
"Voxels are just 3D pixels. That means, one voxel is one point in a 3D image, just like a pixel is one point in a 2D image like a photo. I.e. a x,y,z (height, width, depth) coordinate mapped to another value such as color, or e.g tissue density or... | [] | [] | [
[]
] | |
9d5ywl | can old water harm you in any way possible? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9d5ywl/eli5_can_old_water_harm_you_in_any_way_possible/ | {
"a_id": [
"e5fhzrl",
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"score": [
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2
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"text": [
"Water itself doesn't get old, it's chemically stable and will last indefinitely.\n\nHowever, bacteria in the water can grow exponentially over time. If the water isn't perfectly sterile (which it isn't if you've already to... | [] | [] | [
[],
[]
] | ||
8on41g | after eating bad food, why does vomiting happen in waves and not all at once? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8on41g/eli5_after_eating_bad_food_why_does_vomiting/ | {
"a_id": [
"e04o6dw",
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"score": [
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783,
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"text": [
"I assume you mean food poisoning right?\n... | [] | [] | [
[],
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[],
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[],
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[]
] | ||
1foy6r | i read that algorithms used by ups allow them to limit the amount of left turns their trucks make. do ups drivers have a gps unit that tells them where to drive all day or what? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1foy6r/eli5_i_read_that_algorithms_used_by_ups_allow/ | {
"a_id": [
"cacgjy6"
],
"score": [
5
],
"text": [
"In short, yes. All the addresses for pickups and dropoffs for UPS drivers are put into a computer program, which tests hundreds of possible routes for the one that uses the least fuel, which often happens to be the one that avoids idling in traff... | [] | [] | [
[]
] | ||
5rwugd | why do people get so angry when people burn the american flag? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5rwugd/eli5_why_do_people_get_so_angry_when_people_burn/ | {
"a_id": [
"ddarbq4",
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"score": [
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2
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"text": [
"Duh. okay, for me it's because your current president isn't the one who did the flag, isn't reason why the USA is here today. It is your ancestors, your founding fathers who made it or the reason behind it. So, pay respect."... | [] | [] | [
[],
[]
] | ||
3vpj45 | what is chrome os? | I am looking to buy my first laptop. I want to use it for both school and personal things. My dad recommended a laptop (I can't think of the name atm) and it uses a Chrome OS. The extent of my knowledge comes from watching commercials so basically nothing. Anyways I don't understand what the system is or how it differs... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3vpj45/eli5_what_is_chrome_os/ | {
"a_id": [
"cxpl973",
"cxpms9d"
],
"score": [
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"text": [
" > can I still use it for notetaking and such if my schools wifi connection is basically non-existent\n\nYes using notepad extension\n > Pinterest, \n\nYep\n\n > Skype\n\nNo (not easily /r/chromeapks)\n\n > Spotify\n\nYep, t... | [] | [] | [
[
"https://www.youtube.com/watch?v=0QRO3gKj3qw"
],
[]
] | |
25duut | if beverage labels must contain the amount of sugar a drink contains then why don't they have to list the amount of aspartame they contain. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/25duut/eli5_if_beverage_labels_must_contain_the_amount/ | {
"a_id": [
"chg7653",
"chg77ki",
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],
"score": [
3,
13,
5
],
"text": [
"Because there hasn't been a huge backlash about the amount of aspartame in beverages.",
"Nutritional labels are for this that the body metabolizes. The body doesn't metabolize aspartame. Nor doe... | [] | [] | [
[],
[],
[]
] | ||
119rni | why do people still create websites similar to megaupload or _url_0_ although the owners of these sites were taken to court? | Do they just hope not to get busted, do they have different business models or are they just enjoying the money for a couple of years and then go to prison? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/119rni/eli5_why_do_people_still_create_websites_similar/ | {
"a_id": [
"c6kjv88",
"c6knmmc"
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"score": [
2,
2
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"text": [
"Probably different reasons for each person.\n\n* They may not realize it's illegal or know about the other sites that got busted.\n* They may think they will do it differently in a way that will prevent/reduce illegal conten... | [
"kino.to"
] | [] | [
[],
[]
] | |
pntty | radiation hardening | I've read about radiation hardening, specifically in the context of the processors required in satellites that have been upgraded over the years, like the Hubble telescope. I read recently that it was only a few years ago that the Hubble was upgraded to a 486 based platform. I understand enough physics to know that obv... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/pntty/radiation_hardening/ | {
"a_id": [
"c3qvpm6"
],
"score": [
3
],
"text": [
"Its not really that it takes a long time, the 486 is chosen for other reasons.\n\nWhen we make faster and faster CPUs we basically do this by making the CPU use more and more transistors. In order to do this we make the transistors smaller and sm... | [] | [] | [
[]
] | |
4h5tsg | why do hindu dieties have more than 2 arms/multiple faces usually? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4h5tsg/eli5_why_do_hindu_dieties_have_more_than_2/ | {
"a_id": [
"d2nmto1",
"d2nq2hj"
],
"score": [
13,
5
],
"text": [
"Hindu {and some associated with some schools of Buddhism) have multiple arms as a symbol of their capacity for actions (how much more could you do if you had more hands and arms?) and multiple faces/heads to show their all ... | [] | [] | [
[],
[]
] | ||
5mygir | how does my car know if it is icy outside? | My car can tell me the outside temperature AND whether or not it is icy.
What sensors does a car use to determine if ice is possible? Does it detect moisture and compare it with temperature? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5mygir/eli5_how_does_my_car_know_if_it_is_icy_outside/ | {
"a_id": [
"dc78tcn",
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"dc7hzmv",
"dc7mycb"
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"score": [
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2,
7,
2,
2,
2
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"text": [
"to my knowledge, its completely dependent on temperature. typically triggered at 36 or 37 degrees to be safe.\n\nThough its possible, t... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | |
3nwbao | why do wild cats (tigers/lions/etc) attack their owners at some point? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3nwbao/eli5why_do_wild_cats_tigerslionsetc_attack_their/ | {
"a_id": [
"cvrtim4",
"cvrug4k"
],
"score": [
5,
3
],
"text": [
"Cats are solitary by nature, and thus much less prone to the kind of appeasing behavior that you find in pack animals like dogs. Pack animals tend to engage in warning behaviors rather than attacks when angry, and they act m... | [] | [] | [
[],
[]
] | ||
a5ebee | will dolphin sonar sense work above water with air as the medium? | I was watching spinner dolphins jumping out of the water and was wondering if their sonar would be effective through a different medium than water such as when above it in the air? Or would it be too dispersed and be undetectable to them? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/a5ebee/eli5_will_dolphin_sonar_sense_work_above_water/ | {
"a_id": [
"eblxz6n",
"eblyagn"
],
"score": [
2,
3
],
"text": [
"Echolocation, another word for sonar sense can be used in air. This is possible because sounds, made by the dolphin bounce back to the dolphin in a similar way in air as in water. Echolocation is used by bats as well as som... | [] | [] | [
[],
[]
] | |
cd8uka | why do plants transpire the majority of the water they absorb (not use it) if them need that water to live? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cd8uka/eli5_why_do_plants_transpire_the_majority_of_the/ | {
"a_id": [
"etsc52p",
"etsdp4s",
"ett16m7"
],
"score": [
4,
3,
2
],
"text": [
"Water containing nutrients is pulled up from the roots. If the water did not have anywhere to go, then no more nutrients would be transported. The plant allows 90-95% of the water to evaporate to make r... | [] | [] | [
[],
[],
[]
] | ||
3pzf35 | why do symbols like & or apostrophes ' have issues translating between fonts (i.e. showing up as amp#? or something instead of & )? why doesn't this happen with letters? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3pzf35/eli5_why_do_symbols_like_or_apostrophes_have/ | {
"a_id": [
"cwarp6h",
"cwartlu"
],
"score": [
2,
2
],
"text": [
"It's not really \"translating between fonts\". A little background first:\n\nIn some document formats (like HTML, which is what this web page you're viewing now is made in), certain symbols have special meanings. For examp... | [] | [] | [
[],
[]
] | ||
1jp9dl | what are tor sites and how were they compromised? | It seems tor allows a user to browse anonymously, but what exactly are they, who uses them? What does it mean they were compromised, why was Eric Eoin Marques arrested? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1jp9dl/eli5_what_are_tor_sites_and_how_were_they/ | {
"a_id": [
"cbgxlei",
"cbgxoyn",
"cbgxrwu"
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"score": [
2,
8,
3
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"text": [
"From what I understand, Tor is a service that reroutes your internet traffic through a number of anonymous volunteer networks. If its not your network, you can't be traced through it (or at least its ha... | [] | [] | [
[],
[],
[]
] | |
1qxxcd | how can forensic artists be so (relatively) accurate when someone describes the appearance of a person? i can't even describe my fathers face! | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1qxxcd/eli5_how_can_forensic_artists_be_so_relatively/ | {
"a_id": [
"cdhm2ed",
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"score": [
16,
9,
2,
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"text": [
"They ask very specific questions. ",
"[They aren't quite as accurate as TV would have us believe](_URL_0_)",
"_URL_0_\n\nI have some more questions for anyone that can ans... | [] | [] | [
[],
[
"http://phys.org/news/2011-05-police-dont.html"
],
[
"http://www.askaforensicartist.com/how-can-police-sketch-artists-draw-what-another-person-saw/"
],
[]
] | ||
5f4zz9 | if one were to fall into an active volcano, how long would it take to die and in what order would things happen? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5f4zz9/eli5_if_one_were_to_fall_into_an_active_volcano/ | {
"a_id": [
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"dahqbz1",
"dahqhti"
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"score": [
162,
20,
2,
12,
2,
5
],
"text": [
"Question | Answer\n---|---\nWould you feel pain if you fell into magma? | Yes. The pain would be that of being burnt alive.\nWould y... | [] | [] | [
[
"http://mentalfloss.com/article/52770/if-you-fell-volcano-how-would-you-die"
],
[
"https://www.youtube.com/watch?v=kq7DDk8eLs8"
],
[],
[],
[],
[]
] | ||
1jni60 | why don't all of these chinese mothers importing foreign milk powder simply breast-feed their babies? | I understand it's not for everyone, but supposedly 98% of mothers can produce enough milk to breastfeed exclusively, and the health benefits of breastfeeding are pretty significant even ignoring the possibility of tainted formula. So why insist on sketchily-imported foreign milk powder when there's a clean healthy alte... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1jni60/eli5why_dont_all_of_these_chinese_mothers/ | {
"a_id": [
"cbgf2h1"
],
"score": [
5
],
"text": [
"OB/GYN resident:\n\n98% of women is a huge over estimation of women who can breast feed. Most women struggle with it at first, at my hospital we have several nurses who simply help women with breast feeding. \n\nThere are issues such as the baby ... | [] | [] | [
[]
] | |
662a3p | what's the deal with the uk snap election? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/662a3p/eli5_whats_the_deal_with_the_uk_snap_election/ | {
"a_id": [
"dgezuna",
"dgf01te"
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"score": [
3,
2
],
"text": [
"In the UK, a general election has to take place at least every five years. The Prime Minister can however call an early election or \"snap election\" with the backing of at least 2/3 of all MPs (members of Parliament), which... | [] | [] | [
[],
[]
] | ||
1w6gy1 | why do websites in commercials often have numbers in their url's? | Example: I just saw a commercial for a LASIK surgery company advertising the URL "_URL_0_". Why the 24?! | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1w6gy1/why_do_websites_in_commercials_often_have_numbers/ | {
"a_id": [
"cez4nei"
],
"score": [
9
],
"text": [
"This is just speculation but possibly to track what advertisement you got the URL from."
]
} | [] | [
"www.24.regainyourvision.com"
] | [
[]
] | |
dgh6hh | ; why are we taught that atoms are the building blocks of matter when atoms are made up of smaller things? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/dgh6hh/eli5_why_are_we_taught_that_atoms_are_the/ | {
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"score": [
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39,
2,
39,
17,
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"text": [
"Because those two points are independent of each other.\n\nAtoms *are* the building blocks of matter.\n\nAtoms ... | [] | [] | [
[],
[],
[],
[],
[],
[],
[]
] | ||
4avltw | how does medicine get absorbed in your body before food gets to your intestine? | If I vomit 20-60 min after I take medicine, I was told to not take another dose. But obviously the food I took the medicine with is no longer with me. How is it that the medicine (that I took with the food) is possibly effective if the food I ate at the same time didn't have time to get digested?
EDIT: thanks everybod... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4avltw/eli5_how_does_medicine_get_absorbed_in_your_body/ | {
"a_id": [
"d13vuie",
"d13w4ol"
],
"score": [
2,
2
],
"text": [
"Unless you weighed what you ate and then weighed your vomit, you don't know for sure how much you absorbed. Vomit includes some stuff that was in your small intestine, so its likely that whatever was there was partially dige... | [] | [] | [
[],
[]
] | |
26h6kd | how could finland,a small piece of land,defeat the russian invasion with one third of the soldiers and a thousand times less machinery? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/26h6kd/eli5how_could_finlanda_small_piece_of_landdefeat/ | {
"a_id": [
"chr6dgs",
"chr73rs",
"chr73y1",
"chr7flo",
"chr7o9s",
"chrc6v7"
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"score": [
2,
3,
5,
4,
4,
2
],
"text": [
"* Invaded Finland in the winter, which is not a good idea.\n\n* Lots of defensive positions for the Finns on their home turf, and incomp... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/Great_Purge",
"http://en.wikipedia.org/wiki/Soviet_deep_battle"
],
[],
[],
[],
[]
] | ||
6yepey | why do cigarette companies like marlboro don't make cigarettes healthier? and wouldn't it be better profitwise since costumers live longer? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6yepey/eli5_why_do_cigarette_companies_like_marlboro/ | {
"a_id": [
"dmms3uk",
"dmmsevw"
],
"score": [
33,
12
],
"text": [
"I'm not an expert by any means, but maybe I can help a little here.\nTobacco is inherently unhealthy. People aren't fond of blanket statements, but it's true. Marlboro isn't out there slathering tobacco leaves with tar bef... | [] | [] | [
[],
[]
] | ||
3aji19 | how does the bbc stay in business when it doesn't run ads? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3aji19/eli5_how_does_the_bbc_stay_in_business_when_it/ | {
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"It is given money by the British Government that is collected from fees that everyone in the country with a TV set has to pay.",
"Everyone in the UK that watches or records live broadcast television pays what is called t... | [] | [] | [
[],
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] | ||
24hle0 | why does poverty still exist if we donate billions of dollars to charity organisations? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/24hle0/eli5_why_does_poverty_still_exist_if_we_donate/ | {
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"Because those charity organizations don't just... | [] | [] | [
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2fyglr | what makes dexter, post season 4, so bad? | I've been hearing lots of things about the show and that it's great up until post season 4. I'm curious as to why. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2fyglr/eli5_what_makes_dexter_post_season_4_so_bad/ | {
"a_id": [
"ckdxgtw",
"ckdyboi",
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"score": [
2,
2,
2
],
"text": [
"Repeat storyline. It stopped being believable very quickly. For a show like Dexter but with much more upside, check out Banshee.\n",
"I didn't think the last half of the show was very bad (except s... | [] | [] | [
[],
[],
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] | |
cz60w3 | - why is paper white and cardboard brown? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cz60w3/eli5_why_is_paper_white_and_cardboard_brown/ | {
"a_id": [
"eyw7yrt",
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"text": [
"The main purpose of paper is to display information, so it is bleached for better contrast, for cardboard it isn't that necessary so they don't bleach it since it's cheaper to produce",
"Paper is tr... | [] | [] | [
[],
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408l4g | is there an evolutionary reason that brain freeze occurs? | Or, Is there a negative affect to eating a lot of cold stuff very fast? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/408l4g/eli5_is_there_an_evolutionary_reason_that_brain/ | {
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"cys9ggw",
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"score": [
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"text": [
"A brain freeze isn't the brain itself cooling down, but instead a cooling down of the blood that lead into the brain. As the blood is working its way up your noggin it passes very close to the roof of y... | [] | [] | [
[],
[],
[]
] | |
7n4bat | how do waves from radars, once they hit the plane, bounce back to the radar since plane surfaces are round and radars are small. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7n4bat/eli5_how_do_waves_from_radars_once_they_hit_the/ | {
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"dryx60y",
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"text": [
"The great part about waves is that they bounce in all directions. So no matter what it hits, as long as your dish is sensitive enough and the plane’s made out of reflective material, you will get some response back. ",
"... | [] | [] | [
[],
[]
] | ||
cvbqs9 | what does it mean to have controlling shares in a company? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cvbqs9/eli5_what_does_it_mean_to_have_controlling_shares/ | {
"a_id": [
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"text": [
"A number of decisions in the company are voted on by the shareholders. How much your vote counts depends on what % of the shares you own.\n\nSo if you own over 50% of the shares then everyone else's votes are irrelevant. This is called a controll... | [] | [] | [
[]
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6967zk | why do people blink with one eye to each other when they want to show support/good attitude/etc | Which non-verbal message hides in it (like when we shake hands we demonstrate our hands are not carrying any weapons, or idk)?
Why do I feel awkward when I try doing it myself (while being a total introvert)? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6967zk/eli5_why_do_people_blink_with_one_eye_to_each/ | {
"a_id": [
"dh4392s"
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"score": [
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"text": [
"Blinking with one eye is a very unnatural thing to do so hard to do on accident. And from either side it does not look unusual. So it is the perfect hint for people you are looking at but not others around you."
]
} | [] | [] | [
[]
] | |
4egn0p | why is it that it's a large additional effort and expense to develop a video game for an additional console, yet developers can make games that run on thousands of different pcs with infinite combinations of different components? | How much more different can Xbox be from PlayStation than my Asus laptop can be from my brother's custom desktop? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4egn0p/eli5_why_is_it_that_its_a_large_additional_effort/ | {
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"A lot different in some cases.\n\nComputers all share a similar architecture. So yes they have different processor... | [] | [] | [
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5yfb74 | why do people react differently to anti-depressants, and differently to different kinds of anti-depressants? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5yfb74/eli5_why_do_people_react_differently_to/ | {
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4,
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"text": [
"Mental issues are extremely complicated, and our understanding of the brain is very far from complete. Haven't you ever wondered why an... | [] | [] | [
[],
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[],
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] | ||
7w3a5i | why do broken bones still hurt if they aren't set back into place? | Sounds like a bit of a dumb question - but let's say you break your arm and a 15 degree angle. You don't get it set, but you splint it anyway and the bone fuses back together.
It'll still hurt and you won't be able to use it correctly, you'd have to get it rebroken and reset so the bone would fuse in the proper positio... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7w3a5i/eli5_why_do_broken_bones_still_hurt_if_they_arent/ | {
"a_id": [
"dtx6vzz",
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"score": [
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"text": [
"There could be nerve damage in the surrounding tissue. Bone is also covered by a thin membrane called periosteum, which can also be torn or stretched by the broken bone.",
"Bone and soft tissue structures are designed f... | [] | [] | [
[],
[]
] | |
56wd7g | how does a baby, in the womb filled with amniotic fluids, survive? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/56wd7g/eli5_how_does_a_baby_in_the_womb_filled_with/ | {
"a_id": [
"d8my719",
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"score": [
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6
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"text": [
"A baby gets everything it needs through the placenta. The fluid exits the lungs upon birth, part by being squeezed through the birth canal and then coughing after birth to start breathing air. ",
"At the moment your baby... | [] | [] | [
[],
[]
] | |
46x8e4 | why do we fire space shuttles straight up? | why wouldn't it make sense to say aim in the direction of the earths rotation and fly upwards at an angled climb or something like that? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/46x8e4/eli5_why_do_we_fire_space_shuttles_straight_up/ | {
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"The answer is in the physics. In order to get an object to orbit the earth, it must be travelling at over 17,000 mph. Using today's te... | [] | [] | [
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4joizy | why do wild animal mothers (like bison) sometimes reject their young if they have been in contact with humans? | I just read the story about people putting the baby bison in their car, and afterwards the herd would have nothing to do with it, and it had to be euthanized. Why? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4joizy/eli5_why_do_wild_animal_mothers_like_bison/ | {
"a_id": [
"d38aiut"
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"score": [
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"text": [
"Likely smell.\n\nA lot of animals communicate much more with smell than we humans do. It can be a much more important sense when you're in the wild, and can help differentiate your \"herd\" or \"family\" from \"other\", and \"other\" is usually b... | [] | [] | [
[]
] | |
be4aee | can a magnet create light? | Imagine a static permanent magnet. If that magnet moves, it will introduce changes to a surrounding magnetic field. This, in turn, should create changes to electric field and so on. These changes are self-propagating, so in theory, every movement of a magnet should result in a single EM pulse
If these assumptions are ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/be4aee/eli5_can_a_magnet_create_light/ | {
"a_id": [
"el312w5",
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"text": [
"I think this is more suited for r/askscience\n\nThis is a theory and as such can't be have definite explanation",
"Yes, a rotating magnet will create light -- but not visible light. You could create radio waves this wa... | [] | [] | [
[],
[]
] | |
8a3y7z | how could someone possibly survive after being submerged in water for over 45 minutes? | I read today about a girl named Michelle Funk that survived drowning and found with a body temperature of 66F (19C). She was in water for over 45 minutes. How could she survive? She even turned out normal. No signs of brain damage. How is that possible? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8a3y7z/eli5_how_could_someone_possibly_survive_after/ | {
"a_id": [
"dwvnmsn",
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"text": [
"When temperatures get colder, everything that the body does slows down - respiration, metabolism, everything. As it turns out, that includes the processes that actually kill our cells, especially our brain cells. \n\nI've... | [] | [] | [
[],
[]
] | |
4w163y | how can airbnb inflate rental and housing prices; shouldn't competition drive down prices? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4w163y/eli5_how_can_airbnb_inflate_rental_and_housing/ | {
"a_id": [
"d633p8b",
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"score": [
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3,
5
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"text": [
"Airbnb is competing against hotels and hostels for customers but compete against regular renters for space. They drive down the prices of cheap hotels and hostels but increase the demand for flats thus ... | [] | [] | [
[],
[],
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1xrjpp | how fast do you have to travel to make interstellar travel possible? see text | If a photon can arrive anywhere in the universe "instantly" from its POV, then how fast would you have to travel to arrive at a nearby star or system in your lifetime? Barring forms of stasis. You can pick destination. Forget about practical things like radiation its about speed. If you want to speculate on a space ben... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1xrjpp/how_fast_do_you_have_to_travel_to_make/ | {
"a_id": [
"cfe29lk",
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"score": [
5,
5
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"text": [
"Proxima Centauri is the nearest star to Sol at a distance of 4.24 light years. \n\nIgnoring the fact that we wouldn't particularly want to go there anyway because it's a red dwarf with a massive flare problem and no known pl... | [] | [] | [
[],
[
"http://math.ucr.edu/home/baez/physics/Relativity/SR/rocket.html"
]
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2ples9 | why doesn't the bank put the vacant house on the market, when it has been rotting away for three years? | The house next door to us had been vacant for three years. How come the bank doesn't try to sell it "as-is"? I know the bank owns it as a lady comes every few months who works for the bank, but she is unable to answer my question. Doesn't the house just continue to depreciate in value and bring down the value of our ho... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ples9/eli5_why_doesnt_the_bank_put_the_vacant_house_on/ | {
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"text": [
"The bank wants to make a profit, so they often have a minimum price they're willing to sell it at, in order to at least break even. If that price is below market value, then the h... | [] | [] | [
[],
[],
[],
[]
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3qlag2 | what causes us to be completely irritated by certain sounds, like nails on a chalk board or peoe eating with their mouths open? is it a learned irritation or something biological? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3qlag2/eli5_what_causes_us_to_be_completely_irritated_by/ | {
"a_id": [
"cwg6zin",
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"score": [
2,
2
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"text": [
"I think its something biological. There's a name for it, Misophonia. I don't have it to the point where it heavily impacts my life, but I have what I consider a mild version. People eating with their mouths open or the way c... | [] | [] | [
[],
[]
] | ||
b506o1 | some smartphones are even faster than pc’s nowadays. why do smartphones make no sound while being used, but pc’s make "working" sounds. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b506o1/eli5_some_smartphones_are_even_faster_than_pcs/ | {
"a_id": [
"ejaa5ty"
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"score": [
2
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"text": [
"The \"working\" sounds on a PC are either the disk drives, or the fans. Without the fans whirring your PC would catch fire/smolder/die pretty quickly and disk drives (especially standard ones) are cheaper so they go into a computer. \n\nAs for \"... | [] | [] | [
[]
] | ||
2me13i | why don't americans vote absentee? | With all the talk of dismal voter turnout, especially a few weeks ago, I am hearing people talk of making election day a federal holiday so people who work all day have a chance to get to the polls. While that does sound like a good idea, I've always avoided problems with getting to the polls by voting absentee. You do... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2me13i/eli5why_dont_americans_vote_absentee/ | {
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"text": [
"Most likely because absentee voting is 1) something that can be put off until tomorrow, day after day, until it's too late. And 2) most people aren't really aware of how to go abou... | [] | [] | [
[],
[],
[],
[]
] | |
j2cef | anyone interested in a general description of the housing bubble bust in 2007 which started this whole bailout/tarp thing? | I figure that I could give a very general explanation of what happened since it seems like not a lot of people really understand. And other, more knowledgeable people, could come in and help me. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/j2cef/anyone_interested_in_a_general_description_of_the/ | {
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"score": [
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"text": [
"This is a great overview on the credit/housing crisis: _URL_0_ - Although it doesn't explain... | [] | [] | [
[
"http://www.vimeo.com/3261363"
],
[
"http://www.slideshare.net/guesta9d12e/subprime-primer-277484"
],
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"http://www.khanacademy.org/video/the-housing-price-conundrum?playlist=Credit%20Crisis"
],
[],
[],
[],
[],
[]
] | |
5derzx | why does "sleeping on it" aid in information retention? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5derzx/eli5_why_does_sleeping_on_it_aid_in_information/ | {
"a_id": [
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"text": [
"You consolidate memories and strengthen connections between brain cells during sleep. Part of the reason babies sleep so much is because their brains are growing like gangbusters and they have to consolidate everything they are learning.\n\nIt's ... | [] | [] | [
[]
] | |
6dmpa6 | why is the bass in music more audible far away compared to the highs and mids? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6dmpa6/eli5_why_is_the_bass_in_music_more_audible_far/ | {
"a_id": [
"di3tee1"
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"score": [
2
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"text": [
"Low pitched sounds travel farther than high pitched sounds. If you ever are near a school during a marching band practice you will hear the low brass and bass percussion before you hear the flutes and trumpets as you approach the field from a dis... | [] | [] | [
[]
] | ||
b42maj | if we're conciously aware that something isn't a threat to us, why does our subconscious often still override this with contradictory feelings? i know i'm not gonna die bungee jumping, but it's still scary af? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b42maj/eli5_if_were_conciously_aware_that_something_isnt/ | {
"a_id": [
"ej3t25v",
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"score": [
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"text": [
"Fear responses are driven by deeper and older part of the brain (like hippocampus and amygdala) whereas logic and reading is a much newer part of the brain (prefrontal cortex). \n\nThe older and more basic parts of the brain... | [] | [] | [
[],
[]
] | ||
1zvpp4 | why is it so difficult for citizens to defend themselves in court if they killed out of self defense, but a police officer can get off the hook like nothing happened. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1zvpp4/eli5why_is_it_so_difficult_for_citizens_to_defend/ | {
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3,
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"text": [
"Cops are issued firearms by the state for the specific reason to shoot people if needed. \n\nPlus people kill others in self defence all the time in various countries and don't se... | [] | [] | [
[],
[],
[],
[]
] | ||
8v1khp | why does a cold coke taste better than a room temp coke? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8v1khp/eli5_why_does_a_cold_coke_taste_better_than_a/ | {
"a_id": [
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159,
2
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"text": [
"Cold things taste less sweet than warm things, and carbon dioxide is less soluble in cold soda than warm soda. So, it’s bubblier and less overwhelmingly sugary.\n\nEdit: I’m wrong!! Sorry. Forgot my ecology 101. Obviously ... | [] | [] | [
[],
[]
] | ||
1qqjzu | what drives somali pirates? is their risk on life actually low, or are they that poor? do they even actually steal goods? if so, who do they sell them to? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1qqjzu/eli5_what_drives_somali_pirates_is_their_risk_on/ | {
"a_id": [
"cdfh3ri"
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"score": [
2
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"text": [
"If I remember correctly, the pirates initially started out as fishermen defending their waters against fishing ships from foreign countries. Since Somalia barely has a functioning central government, they don't have a means to protect their terri... | [] | [] | [
[]
] | ||
c8ksq2 | why do people usually have to fast before an operation, and how does this work in case of an urgent, unplanned operation where the person has not been fasting? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/c8ksq2/eli5_why_do_people_usually_have_to_fast_before_an/ | {
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2vhhqj | if minors can be tried as adults becuase they are old enough to understand what they're doing is wrong, why can minors not use their maturity to be able to purchase things like alcohol and tobacco? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2vhhqj/eli5_if_minors_can_be_tried_as_adults_becuase/ | {
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"_URL_0_\n\nMost of it's been discussed - you should probably see if that explains your question.\n\nMinors only get tried as adults when the crimes are incredibly heinous. A 16 year old is not expected... | [] | [] | [
[
"http://www.reddit.com/r/explainlikeimfive/search?q=eli5+minor+adult"
],
[],
[]
] | ||
3tdr8i | the three way relationship between consumers, cable/sat providers, and networks. who pays who? why do we pay a monthly fee but still have to watch commercials? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3tdr8i/eli5_the_three_way_relationship_between_consumers/ | {
"a_id": [
"cx5b5l2"
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"score": [
2
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"text": [
"Networks pay the costs to create shows and be able to show them on their network (there are various ways networks get ownership of shows)\n\nCable companies then pay the networks a fee (called a carriage fee) to broadcast their network on their c... | [] | [] | [
[]
] | ||
260thn | internal clock and conditioning | Say, for the sake of argument (and barring any of the moral terribleness that this implies), you have a group of people that are fed every day at am, 12pm and 6pm. They can see a clock. Eventually, you take the clock away and put them in a room that doesn't show the outside (so they can't see if it is day/night). You c... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/260thn/eli5_internal_clock_and_conditioning/ | {
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"text": [
"IIRC, our body gets used to the pattern of being fed, regardless of the time. The time on the clock would only serve as a secondary signal (forgot the proper term) associated with being fed. \n \nWith regards to your experiment, the group of pe... | [] | [] | [
[]
] | |
fqmyfg | how do mouse without the red light/ball work? | I recently bought a new wireless mouse. So far, all the mice I've ever seen had either a red light at the bottom (IR im guessing) and I suppose that's how it works. Or, even older, the little ball mice used to have. But this new one does not have either of them. It does have a similar hole like those with the red light... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fqmyfg/eli5_how_do_mouse_without_the_red_lightball_work/ | {
"a_id": [
"flr2xa6"
],
"score": [
11
],
"text": [
"Well, the \"red light\" on an optical mouse is really just that - a red light emitted by an LED.\n\nThe mouse you have now is actually projecting infrared light, which is why you can't see it, because humans can't naturally perceive light in the... | [] | [] | [
[]
] | |
4wginx | how do high pressure hoses work? | I saw a picture earlier of a guy who hooked up what looked like a hose to two little water nozzles and stuck it on his turtle's back. (I know this sounds really bizarre, but please bear with me!) This got me thinking about how one would go about compactifying the design to put the water in a little high pressure canist... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4wginx/eli5how_do_high_pressure_hoses_work/ | {
"a_id": [
"d66szk6"
],
"score": [
2
],
"text": [
"Most pumps are centrifugal pumps. The most important part in that is [this little fan](_URL_0_). The water comes in through the hole in the middle, and then gets swirled outwards to a higher pressure. \n\nIn a pressure cleaner you pump the water ... | [] | [] | [
[
"http://www.sulteq.nl/wp-content/uploads/gesloten-waaier-enkel.jpg"
]
] | |
d3rvyx | carriers adding bloatware | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/d3rvyx/eli5carriers_adding_bloatware/ | {
"a_id": [
"f04qbtd",
"f04qowj",
"f04t00w"
],
"score": [
2,
4,
2
],
"text": [
"Manufacturers have what's called an image of the phone's OS for each carrier they build. The image, basically all the operating system plus bloatware and carrier apps, is installed in the factory prior ... | [] | [] | [
[],
[],
[]
] | |
9di57v | when doctors take your blood, where does it go and what exactly do they do with it? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9di57v/eli5when_doctors_take_your_blood_where_does_it_go/ | {
"a_id": [
"e5hp17k",
"e5hp4kc"
],
"score": [
2,
4
],
"text": [
"The take the blood and test it for diseases.\nThey put it in a plastic bag.\nThey stick a sticker telling the blood group, for example O-, like mine.\nIf someone gets hurt and loses blood, they give the blood to them.\nThen ... | [] | [] | [
[],
[]
] | ||
857wge | which files does an antivirus software scan when doing a "quick scan"? why are those most likely to be infected? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/857wge/eli5_which_files_does_an_antivirus_software_scan/ | {
"a_id": [
"dvve7yc",
"dvvetlq"
],
"score": [
8,
3
],
"text": [
"For a virus to do its job it has to be running on your computer not just sitting on the harddrive like a book on the shelf. Sort of like all the open books on your school desk. So a quick scan just needs to scan all the runn... | [] | [] | [
[],
[]
] | ||
2pjbxk | why would a blockbuster like the hobbit premier on a weekday instead of a weekend? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2pjbxk/eli5_why_would_a_blockbuster_like_the_hobbit/ | {
"a_id": [
"cmx895v",
"cmx8aiz",
"cmxm3za"
],
"score": [
17,
6,
2
],
"text": [
"To expand the definition of the \"weekend\" so they can report a larger opening weekend gross.",
"The earlier in the week a film is released, the more days it has to bring in money. This really onl... | [] | [] | [
[],
[],
[]
] | ||
yaq9l | why people have different standards for special effects in different time periods? | I understand that the technology of movie effects improves over time, but even for, for example, kissing, there is worse kissing in old movies even though it doesn't makes sense that that is an improvable technology, it also seems that people used to not notice or care. Why is that? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/yaq9l/eli5_why_people_have_different_standards_for/ | {
"a_id": [
"c5tvivp",
"c5txluk"
],
"score": [
2,
2
],
"text": [
"Um... kissing isn't a special effect. The standard image of what a kiss \"should\" look like was just different back then.",
"The first audience to see a train on a screen as it approached the camera ran for their lives,... | [] | [] | [
[],
[]
] | |
2qlzye | why did we stop using the lunar calendar as the primary method of measuring days? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2qlzye/eli5_why_did_we_stop_using_the_lunar_calendar_as/ | {
"a_id": [
"cn7b12y",
"cn7b51n",
"cn7baj8"
],
"score": [
2,
5,
5
],
"text": [
"Oh god yes! It would bring normal chitchat to a whole new level of badassery. \"It's been three moons since I last saw you.\"",
"because keeping track of seasons was much more important which the lu... | [] | [] | [
[],
[],
[]
] | ||
6mtmhy | why does natural selection not achieve perfection, but just "good enough"? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6mtmhy/eli5_why_does_natural_selection_not_achieve/ | {
"a_id": [
"dk471e4",
"dk48hos",
"dk4a7hv"
],
"score": [
3,
7,
4
],
"text": [
"First, define perfection.\n\nSecond, let's imagine a species that survives based on its ability to gather bananas. It's better at gathering bananas than any other species that lives near it.\n\nNow let'... | [] | [] | [
[],
[],
[]
] | ||
23tadh | why does anesthesia make peeing difficult? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/23tadh/eli5_why_does_anesthesia_make_peeing_difficult/ | {
"a_id": [
"ch0en3w"
],
"score": [
3
],
"text": [
"Anesthesia works by dampening your nerves so you don't feel pain (like the dentist's drill, or the surgeon cutting into you). But nerves are also how our brain tells our body what to do.\n\nAfter anesthesia, peeing is difficult because your nerve... | [] | [] | [
[]
] | ||
1rby3m | the different championships in boxing | It seems like there are so many different championships and authorities in boxing. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1rby3m/eli5_the_different_championships_in_boxing/ | {
"a_id": [
"cdln8jb"
],
"score": [
4
],
"text": [
"there's really 4 major titles; WBA, WBC, IBF and WBO. There used to be 1, then there was the WBA and WBC in Ali's day, then the IBF was created by other guys splitting off, then some other guys created the WBO. (those last 2 were in the 80s i thi... | [] | [] | [
[]
] | |
2ulmil | why did the pdf format become so much more popular than the postscript (.ps) format for document viewing? | On my Mac, I can save documents to both the PDF and PostScript (ps) formats. As far as I can tell, I can do the same things in either format, opening and editing the documents with Preview. Why has PDF become so ubiquitous when PostScript was the first format for this use case, especially since PostScript was already t... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ulmil/eli5_why_did_the_pdf_format_become_so_much_more/ | {
"a_id": [
"co9hrt6",
"co9hv79",
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"co9i7rj"
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"score": [
3,
2,
6,
2
],
"text": [
"PDF lets you embed media files (like videos) in the document, protect parts of the document from being edited, create forms that are easy to fill out and send back to the creator, ... | [] | [] | [
[],
[],
[
"http://www.prepressure.com/postscript/basics/history"
],
[
"http://www.adobe.com/print/features/psvspdf/"
]
] | |
99ddpq | why are soap operas called "soap operas" and what does soap have to do with it? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/99ddpq/eli5_why_are_soap_operas_called_soap_operas_and/ | {
"a_id": [
"e4mpjbe",
"e4mpm75",
"e4mpmou",
"e4mr1su"
],
"score": [
6,
3,
3,
2
],
"text": [
"The shows were originally sponsored by companies that made soap. Sponsorship and advertising has since shifted to the now-common “commercial break” model, but that's how they start... | [] | [] | [
[],
[],
[],
[]
] | ||
1qcp6z | why, when kissing, do we easily spread illnesses to each other but we do not spread antibodies that help make us resistant to diseases? | The question says it all. It seems like other humans that have encountered diseases and survived should have evolved to spread antibodies to their partners to further increase chance of offspring survival. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1qcp6z/eli5_why_when_kissing_do_we_easily_spread/ | {
"a_id": [
"cdbhzzc"
],
"score": [
2
],
"text": [
"Because your body would attack and destroy the new antibodies, which could make you feel sick and not actually do anything useful"
]
} | [] | [] | [
[]
] | |
3wq17r | if one spaceship is in orbit and another spaceship on a suborbital trajectory docks with it does it get pulled into orbit? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3wq17r/eli5if_one_spaceship_is_in_orbit_and_another/ | {
"a_id": [
"cxy5ciq",
"cxy5rvm",
"cxy7jyy"
],
"score": [
7,
2,
3
],
"text": [
"To be able to dock, they would have to be at the same altitude and velocity, so they couldn't be on different trajectories. If they just crashed into each other, then their trajectories would basically ... | [] | [] | [
[],
[],
[]
] | ||
5xjj44 | were spain and portugal ever united as a country? if so, how and why did they separate? | I've always seen a map of Europe and have always wondered if Spain and Portugal were ever one. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5xjj44/eli5_were_spain_and_portugal_ever_united_as_a/ | {
"a_id": [
"deik11c",
"deio2m0",
"deipgck"
],
"score": [
11,
2,
6
],
"text": [
"Well, not for a millenium at least.\n\nThe romans did rule all of Iberia, but they administered Spain and Portugal as two separate provinces (Iberia and Lusitania).\n\nAfter the fall of the roman empir... | [] | [] | [
[],
[
"https://en.m.wikipedia.org/wiki/Iberian_Union"
],
[]
] | |
2l7fro | why do people duck when leaving a helicopter even though the blades are much higher than their heads? | Just wondering. Edit: I'm getting a common theme of wanting to not die, which makes sense. Special thanks to the guys who went in depth and provided videos :D | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2l7fro/eli5_why_do_people_duck_when_leaving_a_helicopter/ | {
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"cls5gd9",
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"cls6jmm",
"cls78mm",
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"cls8v71",
"clsajw6",
"clsas42",
"clsb1u1"
],
"score": [
3,
45,
17,
3,
2,
2,
5,
6,
6,
9,
3,
8
],
"text": [
"No... | [] | [] | [
[],
[],
[
"http://www.youtube.com/watch?v=pgVYlG-qx1c"
],
[],
[],
[],
[],
[],
[],
[
"https://www.youtube.com/watch?v=_QkOpH2e6tM#t=256"
],
[],
[]
] | |
3q2swl | how do ants know their roles? and/or how does their "society" work? | I'm not sure if this question is stupid or not because I know next to nothing about ants, but I just had this random thought a few minutes ago. Is it their DNA that makes them workers or soldiers or whatever other roles ants have, or are they taught? Again, maybe this is a dumb question because I pretty much have no id... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3q2swl/eli5_how_do_ants_know_their_roles_andor_how_does/ | {
"a_id": [
"cwbjtad"
],
"score": [
8
],
"text": [
"They are hardwired to perform their role as workers or soldiers from birth, the queen determines what she give birth to. ants \"communicates\" via scent, when a ant walk he leaves behind a scent trail that encourages other ants to follow the same... | [] | [] | [
[]
] | |
3e7e4u | that if the "n" word is so derogatory in usa, why the black people use it the most? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3e7e4u/eli5_that_if_the_n_word_is_so_derogatory_in_usa/ | {
"a_id": [
"ctc5zj0",
"ctc6lsk"
],
"score": [
7,
4
],
"text": [
"The same reason a jokingly insulting comment from a close friend is okay but the same comment from a stranger isn't.",
"Let me preface this by saying I personally do not condone the use of the N word in general and think... | [] | [] | [
[],
[]
] | ||
2sws6y | how is that pictures and other data can be sent back and forth from mars so quickly and efficiently? how fast does data travel and what means is this data traveling through? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2sws6y/eli5_how_is_that_pictures_and_other_data_can_be/ | {
"a_id": [
"cntll0w",
"cntlocm"
],
"score": [
2,
5
],
"text": [
"Radio waves (low frequency light waves) they travel at light speed and it takes about 15 or so minutes to do so. ",
"Data travels at the speed of light, around 300'000 km/second. It does so because radio waves (the stuf... | [] | [] | [
[],
[]
] | ||
542qw4 | how do self-healing cutting mats work? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/542qw4/eli5_how_do_selfhealing_cutting_mats_work/ | {
"a_id": [
"dd07jy7",
"d7yn8q4",
"d7yna03",
"d7z9c0v"
],
"score": [
2,
47,
25,
2
],
"text": [
"When I saw the cut on my mat didn't heal like our human skin , I thought I was scammed. Thanks for reddit users explaining it, I tried to google but nowhere near this level of i... | [] | [] | [
[],
[],
[],
[]
] | ||
27b4so | if i don't plan on clicking the ads anyway, how does blocking them hurt the company/site? | Do they simply get paid whenever the ad actually pops up? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/27b4so/eli5_if_i_dont_plan_on_clicking_the_ads_anyway/ | {
"a_id": [
"chz35uu",
"chz35zi",
"chz4iuj"
],
"score": [
3,
3,
3
],
"text": [
"Whenever someone sees an AD it's considered an AD impression. Even if it's not clicked on they owner of the AD will pay for these.",
"You already get the idea. The site sells ad space to a company t... | [] | [] | [
[],
[],
[]
] | |
da7rzu | what's going to happen to all the data? | There's already an insurmountable amount of data floating around and the internet as we know it has only been around for ~30 years. In 100-200 years what's going to happen to the data from our time? Will it still be accessible, where will it be stored, etc. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/da7rzu/eli5_whats_going_to_happen_to_all_the_data/ | {
"a_id": [
"f1nspgf",
"f1ntquz",
"f1nxj7a",
"f1o0f2p",
"f1ofko2"
],
"score": [
13,
2,
14,
3,
4
],
"text": [
"data that is in transit is just thrown away. this message exists on Reddit's servers (and various backups) but the data that goes from Reddit server to ... | [] | [] | [
[],
[],
[],
[],
[]
] | |
1l5wvg | how do deep sea creatures resist being crushed by pressure, but i could still crush them in my fingers? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1l5wvg/eli5_how_do_deep_sea_creatures_resist_being/ | {
"a_id": [
"cbw23gp"
],
"score": [
48
],
"text": [
"It's not the absolute pressure that crushes something, it's the relative pressure. Deep sea fish are mostly water on the inside and water on the outside, so if they are acclimated the pressure on their insides is the same as their outsides.\n\n... | [] | [] | [
[]
] | ||
5eezfw | how do self driving cars work? after they're more prominent, do laws have to change because there is no one driving? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5eezfw/eli5_how_do_self_driving_cars_work_after_theyre/ | {
"a_id": [
"dabys1l",
"dac30t1"
],
"score": [
2,
2
],
"text": [
"They work by sensing the environment around and interpreting the signals. They same way you drive. \n\nLaws currently are for limiting the actions of the driver. The driver can do this. The driver cannot do that. Ther... | [] | [] | [
[],
[
"https://www.youtube.com/watch?v=VG68SKoG7vE"
]
] | ||
r4rcd | how does a clutch on a manual transmission work? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/r4rcd/eli5_how_does_a_clutch_on_a_manual_transmission/ | {
"a_id": [
"c42wfeq",
"c42wgtj",
"c42zme7"
],
"score": [
8,
113,
3
],
"text": [
"The clutch separates the Engine from the Wheels.\n\nA flywheel is bolted to the engine. When the engine speed increases, the flywheel speed increases. When the clutch is up (engaged, default position)... | [] | [] | [
[
"http://auto.howstuffworks.com/clutch.htm"
],
[],
[
"http://auto.howstuffworks.com/clutch.htm",
"howstuffworks.com"
]
] | ||
9q6xyz | bruno latour's 3 attractors/actor network theory | Eli5: In general, but also specifically, what is the difference between the Earth and the globe? Also open to any other theories thoughts in this area. Thanks in advance! | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9q6xyz/eli5_bruno_latours_3_attractorsactor_network/ | {
"a_id": [
"e88pg8l"
],
"score": [
2
],
"text": [
"I haven't read more than [his blog post on this](_URL_0_), but the conceptual difference he seems to be making is between \"seeing the planet as a possible singular political entity\" (the globe, e.g. global politics/history/economics) and \"seei... | [] | [] | [
[
"http://modesofexistence.org/the-3-attractors-the-local-the-global-and-the-earth/"
]
] | |
6mcp49 | why does ram not have the same issue of limited write cycles that solid state drives do? | We're told that memory in solid state drives has a limit on how many times it can be written to before the sector becomes unusable. Firstly, how true of a statement is this? Secondly, how does RAM not have the same problems given that it's written to *a lot*. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6mcp49/eli5_why_does_ram_not_have_the_same_issue_of/ | {
"a_id": [
"dk0m4i4",
"dk0mdxr",
"dk0mk52",
"dk0nxnv",
"dk0pv2i"
],
"score": [
3,
24,
13,
6,
2
],
"text": [
"I don't know too much about how RAM works, but I Googled it and found this:\n\n\"NAND flash stores the information by controlling the amount of electrons in... | [] | [] | [
[],
[],
[],
[],
[]
] | |
b3uwec | how does matter hold information. | Like how does a cd hold the information for music, or a tape, or a hard drive. I get that the information is codified and then put onto matter that is then put through a system that decodes the information but what property of matter or particles allow this. On a fundamental level how is this even possible that we can ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/b3uwec/eli5_how_does_matter_hold_information/ | {
"a_id": [
"ej2bztu",
"ej2c0h3"
],
"score": [
21,
2
],
"text": [
"We assign meaning to a specific state of matter.\n\nThis can be a position, or an electric charge, or some other property that we can manipulate and measure without damaging it.\n\nA computer hard drive uses a powerful magn... | [] | [] | [
[],
[]
] | |
5640rc | if bacteria die from (for example, boiled water) where do their corpses go? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5640rc/eli5_if_bacteria_die_from_for_example_boiled/ | {
"a_id": [
"d8g5638",
"d8g9z8v",
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"d8gbhuc",
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"d8gcant",
"d8gcir5",
"d8ghr4c",
"d8gloma",
"d8gof4l",
"d8gqaka",
"d8grnp4",
"d8hcgv7"
],
"score": [
7465,
16,
99,
1144,
28,
64,
10,
144,
43,
... | [] | [] | [
[
"https://www.publicintegrity.org/2012/02/22/8207/filthy-surgical-instruments-hidden-threat-americas-operating-rooms",
"https://m.reddit.com/r/explainlikeimfive/comments/5640rc/eli5_if_bacteria_die_from_for_example_boiled/d8g9z8v",
"https://m.reddit.com/r/explainlikeimfive/comments/5640rc/eli5_if_bacte... | ||
5p6g6u | why do large private companies and banks pay politicians vast sums of money simply for a speech at their conference or event? | I'm just reading about the UK's former Chancellor earning over £600,000 during the autumn of 2016 from giving speeches in the US.
What is going on? _URL_0_ | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5p6g6u/eli5_why_do_large_private_companies_and_banks_pay/ | {
"a_id": [
"dcor2lv"
],
"score": [
5
],
"text": [
"They're an influencer and important person. It's the same as a big corporation paying a musician or comedian to perform at an event. Politicians are allegedly smart and well informed individuals. The speeches are intended to impart some form of a... | [] | [
"https://www.theguardian.com/politics/2017/jan/20/george-osborne-investment-advice-blackrock-fund-manager"
] | [
[]
] | |
1hq0n8 | baha'i | I love what it stands for, but what are its actual beliefs? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1hq0n8/eli5_bahai/ | {
"a_id": [
"cawqmu1"
],
"score": [
5
],
"text": [
"There can be a lot said so here's the rough as someone who grew up in an active community:\n\nSo you know how in Christianity there's the old testament and the new testament? They are both holy but one was originally from Judaism and one from Chr... | [] | [] | [
[
"http://upload.wikimedia.org/wikipedia/commons/1/1e/Bahai_Terraces.jpg"
]
] | |
5e072u | - can things like light waves or radio waves become radioactive? | So like if I was in a radiated area and I sent a walkie talkie message to someone would it carry? Im guessing now because it sounds dumb but just making sure. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5e072u/eli5_can_things_like_light_waves_or_radio_waves/ | {
"a_id": [
"da8mtm4"
],
"score": [
6
],
"text": [
"Light and radio waves are both kinds of radiation. Specifically, they are both non-ionizing EM radiation. What \"non-ionizing\" means is basically that they won't come barging in and jack up your DNA. X-rays and gamma rays on the other hand are i... | [] | [] | [
[]
] | |
5b0fn8 | irritable bowel disease vs irritable bowel syndrome? | I have Ulcerative Colitis and I recently had the worst flare of my life. While in the hospital in the middle of a procedure, I asked my doctor how bad the flare looked and he responded with a 10/10. I believe this is one of the most painful things anyone can experience. The pain was unbearable. I was screaming at the t... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5b0fn8/eli5_irritable_bowel_disease_vs_irritable_bowel/ | {
"a_id": [
"d9ksb9v",
"d9kt4bm",
"d9kuru1"
],
"score": [
2,
7,
3
],
"text": [
"To my knowledge, IBD like Ulcerative Colitis and Crohns are autoimmune diseases with lesions and whatnot forming in the digestive tract, while IBS (which I have) is a functional disorder that affects th... | [] | [] | [
[],
[],
[]
] |
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