q_id stringlengths 5 6 | title stringlengths 3 296 | selftext stringlengths 0 34k | document stringclasses 1
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30ilnc | if lifting weights is recommended to get lean, then why don't obese people get lean by virtue of carrying hundreds of extra pounds every day? | Assuming they ate at maintenance, wouldn't the extra pounds they're carrying make them lose weight even without doing any exercise, caloric reduction or added strength training? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/30ilnc/eli5_if_lifting_weights_is_recommended_to_get/ | {
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"text": [
"Yes, that's exactly how it would work **IF** obese people ate fewer calories than they were outputting via moving their colossal rear ends. The problem is that they don't."
]
} | [] | [] | [
[]
] | |
a2xufd | what did jesus do to the romans to result in them trialing and crucifying him? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/a2xufd/eli5_what_did_jesus_do_to_the_romans_to_result_in/ | {
"a_id": [
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"score": [
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"text": [
"The Romans didn’t like the idea of someone to rival their king. So they crowned Jesus king of the Jews and crucified him. ",
"He was tried for claiming he was the King of the Jews. However, it was o... | [] | [] | [
[],
[],
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5e9aan | how does solar city make a profit? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5e9aan/eli5_how_does_solar_city_make_a_profit/ | {
"a_id": [
"daaowhn",
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"text": [
"In California, there are 4 ways you can get solar panels installed on your house:\n\n1. Outright purchase\n2. Loan\n3. Power Purchase Agreement\n4. Lease\n\nLoan and outright purchase is pretty self explanatory, Solar Ci... | [] | [] | [
[],
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3vzmjw | what would happen if i hooked myself up to a blood pack? | If I had a blood pack filled with my blood type, and I hooked myself up to it on an IV drip, what would happen? Would the blood go into my system if my body is already "full"? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3vzmjw/eli5_what_would_happen_if_i_hooked_myself_up_to_a/ | {
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"It would enter in to your bloodstream as long as the blood pack was higher up than your body (above you). This is due to the higher pressure in the pack as opposed to your circulation.\n\nYou would be adding red blood cells ... | [] | [] | [
[],
[]
] | |
9m5dkc | how come when you pull the skin around your eyes tight, you can see better, but squinting doesn't have the same exact effect?? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9m5dkc/eli5_how_come_when_you_pull_the_skin_around_your/ | {
"a_id": [
"e7c1yas"
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"text": [
"You can see better because you are mechanically changing the shape of your eyeball lens. You just fiddle with it until the image clears.\n\nSquinting doesn't work as well because it doesn't smoosh down on your actual eyeball enough to distort the... | [] | [] | [
[]
] | |
1vzqj2 | why can't i scream or talk clearly while i'm asleep? | Seriously...I had another dream the other night wherein I was trying SO hard to scream and nothing was coming out. I was straining. My boyfriend told me later I just was releasing a strangled sort of noise. Why didn't a scream come out? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1vzqj2/why_cant_i_scream_or_talk_clearly_while_im_asleep/ | {
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"During dreaming phase, your brain sort of caps the connection to your muscles to prevent movement during that time. This avoids you moving around while being asleep, which could be potentially harmful due to your inability to process and react to... | [] | [] | [
[]
] | |
c7lprz | why does your stomach hurt when you receive bad news? | Just seems super weird to me how something mental can affect you physically so heavily. And how it can screw with what you eat and just general daily activities. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/c7lprz/eli5_why_does_your_stomach_hurt_when_you_receive/ | {
"a_id": [
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"text": [
"Bad news activates the amygdala which is responsible for the fight or flight reflex. As such, it dumps some of the same chemicals (adrenaline, dopamine, serotonin) in large quantities into your bloodstream, which have physical effects."
]
} | [] | [] | [
[]
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1phkqd | why do apple products have a longer battery life compared to equally specced pc's/android's? | First a little background, I got my degree in Electrical Engineering so I have some idea on why this happens, but mainly from hardware standpoint.
Does Apple really optimize their OS software so well with their hardware that they can squeeze out much more juice than their competitors (sometimes up to 30% more)?
What ... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1phkqd/eli5_why_do_apple_products_have_a_longer_battery/ | {
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"It probably has more to do with how the OS deals with power usage - there are android kernels/roms out there that are noted for having better battery life than the stock versions, likely because of how they handle battery us... | [] | [] | [
[
"http://forums.androidcentral.com/nexus-4-rooting-roms-hacks/277000-best-rom-battery-life.html"
],
[]
] | |
1r1cmu | some websites use something other than "_url_2_" such as _url_0_, _url_1_ - what are these? | . | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1r1cmu/eli5_some_websites_use_something_other_than/ | {
"a_id": [
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"text": [
"Basically, the only reason \"www\" is used regularly is because of tradition from the World Wide Web... and mainstream familiarity.\n\nThat could be absolutely anything the site admin wants it to be. For example... type: _URL_2_ into your URL ba... | [
"ww2.example.com",
"wwapps.example.com",
"www.example.com"
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"google.com",
"www.reddit.com/r/nfl",
"http://www.guidanceillustrations.com/IE6/Basics_I.html",
"maps.google.com"
]
] | |
39lddg | why do i sometimes have to use cold air to defrost my windshield and at other times hot air? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/39lddg/eli5_why_do_i_sometimes_have_to_use_cold_air_to/ | {
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"The cold air coming from your A/C is also very dry air, and when it is humid, can be more effective than hot, moist air.",
"There are a couple things going on here. First, hot air can hold more moi... | [] | [] | [
[],
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[]
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2db31e | theoretically, if i were to travel towards a galaxy millions of light years away, and i had near infinite speed with a clear view, would i see the galaxy's image as if it were fast forwarding? | Sorry, I'm at an [8] watching Cosmos (it's the fucking best) and it has me wondering about more things in the universe. It's mind BLOWING!
Edit: you know what I fucking meant | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2db31e/eli5_theoretically_if_i_were_to_travel_towards_a/ | {
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"text": [
"If you were going infinitely fast, you wouldn't see anything. If you could travel the speed of light, motion and time would essentially stop for you until you slowed down to regular speed.\n\n\n\nLike,... | [] | [] | [
[],
[],
[]
] | |
35bpo0 | when in flight why does the propeller of an airplane look like its moving really slowly? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/35bpo0/eli5when_in_flight_why_does_the_propeller_of_an/ | {
"a_id": [
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"text": [
"This is called aliasing. Basically your eye cannot sample light fast enough to follow the actual speed of the propeller. Instead it samples at a rate, then pieces together the images to produce movement. If the properller spins 1.1 times between ... | [] | [] | [
[]
] | ||
ds2m8m | the tulip mania situation | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ds2m8m/eli5_the_tulip_mania_situation/ | {
"a_id": [
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"text": [
"Tulips became trendy and started selling for high prices. People thought the prices would keep rising so they optioned them, betting they could buy at today's price and sell later for more money. Eventually it all crashed be... | [] | [] | [
[],
[]
] | ||
aq6axp | why (scientifically) do cooking oils have differing ‘smoke-points?’ | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/aq6axp/eli5_why_scientifically_do_cooking_oils_have/ | {
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"text": [
"The smoke point of an oil is the temperature at which it starts to burn. All flammable substances have a temperature at which they'll start to burn, and this is dependent on how much energy it takes to break the bonds between carbon and hydrogen ... | [] | [] | [
[]
] | ||
2m23mp | when an explosion happens, where does the sound come from? | I understand that energy conversion takes place. But how does the energy get converted to sound energy. What other forms of energy is expelled after an explosion? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2m23mp/eli5_when_an_explosion_happens_where_does_the/ | {
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"text": [
"air. the explosion heats up the air really fast causes it to expand and create a pressure wave hence the sound same reason thunder makes a loud noise.",
"Sound is basically just compressed and stretched air that hits you... | [] | [] | [
[],
[]
] | |
1olpzt | why do my eyes rotate? | I know that my eyes automatically stay focused on a target when my head moves, but when I tilt my head ear-to-shoulder, they don't tilt and instead stay 'vertical'. Why?
Edit: people are saying this doesn't happen, but I asked because I noticed my iris shifting in relation to my face in the mirror when I tilt my hea... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1olpzt/why_do_my_eyes_rotate/ | {
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"It's just another component of the visual stabilisation system that works in concert with the vestibular system in your ear to determine the direction of gravity and give you a useful and accurate picture of the world around you\\*. The \"roll\" ... | [] | [] | [
[
"http://upload.wikimedia.org/wikipedia/commons/thumb/9/90/Lateral_orbit_nerves.jpg/400px-Lateral_orbit_nerves.jpg"
]
] | |
1zrcwi | how can identity protection outfits "stop" fraudulent activity | I hear advertisements for various companies offering ID protection. They claim to be able to both monitor and stop fraudulent activity by using various types of personal information (SS#, bank account #s, etc) to monitor accounts and detect bad things.
Can someone explain how that works? Specifically, how can a th... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1zrcwi/eli5_how_can_identity_protection_outfits_stop/ | {
"a_id": [
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"text": [
"Short answer: It's a scam; it does not work.\n\nLong answer: There was once a company called LifeLock. The CEO was so sure their monitoring and ID protection was perfect that he posted his SS# on a billboard. [His identity got stolen 13 times.](_... | [] | [] | [
[
"http://www.wired.com/threatlevel/2010/05/lifelock-identity-theft/"
]
] | |
3dmt32 | how does a computer turn binary into complex programs like pc games? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3dmt32/eli5_how_does_a_computer_turn_binary_into_complex/ | {
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"If I give you a list of numbers, it would be pretty meaningless.\n\n... | [] | [] | [
[],
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"http://www.obelisk.demon.co.uk/6502/instructions.html"
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"https://en.wikipedia.org/wiki/Punched_tape"... | ||
adjbsr | there is a post today on r/spaceporn showing where the sun is in relation to the galaxy, how do we know where we are if we can’t actually view the galaxy we are in? | I’m sure it’s math related and all, but I’ve seen these for a long time with people saying “this is where we are in the galaxy”, or pictures of “Our Galaxy”, but we can’t image our galaxy because we can’t get outside our galaxy. Is it all a great big guess? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/adjbsr/eli5_there_is_a_post_today_on_rspaceporn_showing/ | {
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"Yeah, there are no head-on photos of our galaxy, and the ones you see like that are often either photos of a different galaxy, or an artist's rendering of the Milky Way. \n\nThat s... | [] | [] | [
[],
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2so6i1 | how close are we to consumer holographic projection technology? | I'm talking, your phone/computer projecting 3d models above it or something like that? any videos of stuff already out there would be cool too | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2so6i1/eli5_how_close_are_we_to_consumer_holographic/ | {
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" > How close are we to consumer holographic projection technology?\n\nNot close at all. As in, there is currently no known way to do that. You have to have some sort of moving screen, rotating mirror, smoke, *something* physical in the space wh... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Virtual_retinal_display"
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4he6v4 | if our brain rewards us for predictable things like pop-music, why do we get bored? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4he6v4/eli5if_our_brain_rewards_us_for_predictable/ | {
"a_id": [
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"text": [
"Because there is so much of it. We grow tolerance to the every day things in our lives, like an addict to drugs"
]
} | [] | [] | [
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8bi1hh | why, when i’m asleep and my eyes are closed, can i sometimes sense people in the room around me even if they’re extremely quiet? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8bi1hh/eli5_why_when_im_asleep_and_my_eyes_are_closed/ | {
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"text": [
"Depends on the person but nothing is truely silent (unless they are dead) plus you might detect the air pressure differences",
"Your senses are a complex system. They all communicate together, and when one is \"down\" (e... | [] | [] | [
[],
[]
] | ||
6eak1o | why are blackboxes not used in motor vehicles? | Wouldn't determining the last few actions of a car help determine who is at fault in an accident? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6eak1o/eli5_why_are_blackboxes_not_used_in_motor_vehicles/ | {
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"text": [
"Black boxes are available, business cars sometimes have them. For accidents, most of the time it isn't difficult to determine who's fault it is and what the blame is, since the car... | [] | [] | [
[],
[],
[],
[
"https://en.wikipedia.org/wiki/Event_data_recorder"
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4cu0j0 | why are autocorrects getting less correct? | Lately, autocorrects have been getting worse. In the last year, I've really noticed they rarely get the word right. Even the options are nowhere close. I have to scroll through all the options and then type things in correctly after I notice the list doesn't contain the word. We're talking common words here. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4cu0j0/eli5_why_are_autocorrects_getting_less_correct/ | {
"a_id": [
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"text": [
"Google Keyboard has been the best auto correct software I've ever used, it's fast almost always gets the word right, unobtrusive, and it leanrs what worda are most commonly used.",
"The ultimate reason is that language ... | [] | [] | [
[],
[]
] | |
1jdzbg | how do you figure out which stocks are good investments, when you should buy them, and when you should sell them? | What things should you look at to determine if you should buy stock in a company?
How do you know when you should sell your shares?
Also, if anyone knows of any good books that cover these topics and are not too difficult to read, that would be great.
Note: I saw some other topics on this subreddit that were about... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1jdzbg/eli5_how_do_you_figure_out_which_stocks_are_good/ | {
"a_id": [
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2
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"text": [
"You are likely to lose money in short term trading. This is because you cannot accurately predict highs and lows.\n\nIn determining which shares to buy, the strategy I would suggest is long-term. This means that you buy shar... | [] | [] | [
[],
[
"http://www.amazon.com/The-Intelligent-Investor-Definitive-Investing/dp/0060555661"
]
] | |
7z02vy | how do ceo's make so much more than regular employees? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7z02vy/eli5_how_do_ceos_make_so_much_more_than_regular/ | {
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"For the same reason that the top rock stars and top athletes make insanely more than other people in their field... | [] | [] | [
[],
[],
[],
[],
[],
[
"https://www.npr.org/sections/money/2016/02/05/465747726/-682-when-ceo-pay-exploded"
],
[]
] | ||
3g0blv | how is it possible that people were shorter just few hundred years ago? | This puzzled me since I visited my first castle lets say 18 years ago and I saw those tiny doors and small armors. Recently I also learned that Napoleon was not short as is often claimed, but was actually above average height for his time. Why are we taller nowadays? Thank you. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3g0blv/eli5_how_is_it_possible_that_people_were_shorter/ | {
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"text": [
"Better nutrition. It was more or less normal for a majority of the population to have slightly stunted growth hundreds of years ago. Many, many more people lacked adequate nutriti... | [] | [] | [
[],
[],
[
"http://www.historylearningsite.co.uk/medieval-england/food-and-drink-in-medieval-england/"
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[]
] | |
8swtro | how did the spinning red, blue, and white barber pole get synonymous with barber shops? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8swtro/eli5_how_did_the_spinning_red_blue_and_white/ | {
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"text": [
"Barbers way back in the day used to practice bloodletting (cutting to release blood) as a treatment for certain illnesses. The red represents the dripping ... | [] | [] | [
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a1vs8s | how do animals with white fur manage to keep it clean all the time, even after killing a animal and getting covered with its blood. usually white is the hardest coulor to keep clean as it stains easily. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/a1vs8s/eli5_how_do_animals_with_white_fur_manage_to_keep/ | {
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249,
... | [] | [] | [
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4veds4 | what type of government does russia really have in practice? socialist? dictatorship? democracy? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4veds4/eli5_what_type_of_government_does_russia_really/ | {
"a_id": [
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"score": [
3,
3
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"text": [
"Russia does have a Democratic like government. Putin was elected into office and have set amount of terms. It is more authoritarianism with democratic style. Putin is pretty much in control of everything ",
"Socialism is... | [] | [] | [
[],
[]
] | ||
5pft08 | false vacuums | What exactly are they and what threat do they pose? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5pft08/eli5_false_vacuums/ | {
"a_id": [
"dcqvn35"
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"score": [
2
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"text": [
"A false vacuum is an area of space which has nothing in it yet has non-zero energy. The law of entropy tells us that systems tend toward the lowest possible energy level, but they may need a boost to get to that point. For example ash is at a low... | [] | [] | [
[]
] | |
6uyejc | what is sequencing depth? | Hi everybody, I was wondering what is meant by the term in the thread title. I know that sequencing DNA means reading the list of bases in a strand. I also know that it has something to do the number of times the bases are read. But why do we read it multiple times in one experiment? Is it for redundancy?
Thanks!
| explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6uyejc/eli5_what_is_sequencing_depth/ | {
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"Usually when a DNA sequence is read in a laboratory, that particular strand of DNA is destroyed and can't be read again. That means you can't re-read it to double check. Also, the incidence of transcription errors that occur naturally is fairly h... | [] | [] | [
[]
] | |
7pwelp | how antibodies work with transplanted tissue | Specifically kidney transplantation, if it's different. I understand generally that antibodies are defences your immune system creates when you encounter foreign bodies. This is why vaccines work, because your body remembers and can fight off the disease. Right?
So, I'm going through transplant evaluations for the fi... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7pwelp/eli5_how_antibodies_work_with_transplanted_tissue/ | {
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"text": [
"Your body has a specific signature. Organic matter, in general, has a specific signature. When the signature of new organic matter doesn't match the one your body has, this triggers the immune response.... | [] | [] | [
[],
[],
[]
] | |
eh0n9a | why are men’s marathon runners legs so skinny but female marathon runners legs are so thick? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/eh0n9a/eli5_why_are_mens_marathon_runners_legs_so_skinny/ | {
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"text": [
"Question: are you sure that the women really have very thick legs, or is it just that they seem thick because they’re so much thicker than the upper half of their body? Most elit... | [] | [] | [
[],
[],
[],
[]
] | ||
1qztt0 | how does the process behind humble bundle work, and how do the gaming companies that contribute not lose boatloads of money? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1qztt0/eli5_how_does_the_process_behind_humble_bundle/ | {
"a_id": [
"cdi4plr",
"cdi5ek5"
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"score": [
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2
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"text": [
"The software doesn't cost much after development is done. Since most people who would have bought these games already have, they are not losing out on potential sales. In turn, they get great PR for doing something like this... | [] | [] | [
[],
[]
] | ||
59oe4e | why do people file massive lawsuits against corporations for unrealistic amounts of money? | I just saw this story about a 30 million dollar lawsuit against amazon for a hoverboard that caused a house fire. I'm curious what the legal strategy is behind suing for the unrealistic amounts? Do these people ever get the full amount? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/59oe4e/eli5why_do_people_file_massive_lawsuits_against/ | {
"a_id": [
"d9a137s",
"d9a1qg9"
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"score": [
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"text": [
"A) You will rarely get more than you ask for, so they set the bar high for that reason.\n\nB) A lot of these suits are made assuming the company will settle. If there is a 1% chance of having to pay out 30M + a guarentee of... | [] | [] | [
[],
[]
] | |
c5ywmi | what does it mean to “seek asylum” and does it justify people crossing the us border illegally? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/c5ywmi/eli5_what_does_it_mean_to_seek_asylum_and_does_it/ | {
"a_id": [
"es4z5xl",
"es51gk1"
],
"score": [
3,
3
],
"text": [
"Basically ask the nation to allow you to stay because you are unable or unwilling to return to your own nation because of a fear of persecution. I don’t like that it’s happening but Yes yes it does in my opinion.",
"Asyl... | [] | [] | [
[],
[]
] | ||
1qgit8 | charity tv ads | tv ads are very expensive so who pays for charity tv ads?
and how much of the donation actually goes to the charity | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1qgit8/eli5_charity_tv_ads/ | {
"a_id": [
"cdck4y1"
],
"score": [
3
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"text": [
"Charities use a portion of their donations to fund the running of the charities and advertising their cause. In the case of most charities a good portion of their revenue goes to funding the organization itself.\n\nHere is a list of the [50 wor... | [] | [] | [
[
"http://www.tampabay.com/americas-worst-charities/",
"http://www.forbes.com/top-charities/list/"
]
] | |
41x8y5 | can someone elaborate upon what healthcare and governmental policies/governments in general are in countries outside of the us? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/41x8y5/eli5_can_someone_elaborate_upon_what_healthcare/ | {
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"text": [
"I will touch on Canada. To say that Canada gives everyone health care would be incorrect. Essentially, the government of Canada has a law that each Province... | [] | [] | [
[],
[],
[],
[],
[]
] | ||
2l5qf8 | why do dj's continuously put their headphones on and off while performing a live set? | Is it only for show? I've always wondered. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2l5qf8/eli5_why_do_djs_continuously_put_their_headphones/ | {
"a_id": [
"clroz4s",
"clrp0k6"
],
"score": [
2,
5
],
"text": [
"They're queuing up the next piece of music they are going to use.",
"They are syncing up the next song. Matching BPM with the song that is currently playing, and finding the perfect spot in the next song to bring it in s... | [] | [] | [
[],
[]
] | |
1vffzt | what exactly does a video game publisher do? | Like, does it affect the game at all? Why are the developer and publisher sometimes different? How important is the publisher in the overall process? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1vffzt/eli5_what_exactly_does_a_video_game_publisher_do/ | {
"a_id": [
"cerpuzb",
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"score": [
3,
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"text": [
"They give money to the developer to make their game and in exchange they get a cut of the profit and creative input. They also handle the advertisement. \n\nSome will be hands off and just check in with the devs, others will... | [] | [] | [
[],
[]
] | |
2hk28r | what property makes oil so desirable for the creation of energy? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2hk28r/eli5_what_property_makes_oil_so_desirable_for_the/ | {
"a_id": [
"cktdpmm"
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"score": [
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"text": [
"Its fairly portable, easy to handle, safe at room temperature, and energy dense (you can move your two-ton car thirty miles off one gallon of gas, etc.).\n\nOther fuels are more energy dense but more dangerous (see, liquid oxygen and liquid hydro... | [] | [] | [
[]
] | ||
3lkc7f | how does an investor justify a $4 billion valuation of reddit? | The site only made $8 million in ad revenue last year.
Their free cash flow is negative and the 70 million monthly readership is predicated on the site being free and (relatively) devoid of ads. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3lkc7f/eli5_how_does_an_investor_justify_a_4_billion/ | {
"a_id": [
"cv6zjg2",
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"score": [
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"text": [
"Are you talking about [this](http://www._URL_0_/website-value/reddit.com/) evaluation by _URL_0_? That's the only one I can find. From [their website](http://www._URL_0_/#how_our_calculator_works):\n\n ... | [] | [] | [
[
"worthofweb.com",
"http://www.worthofweb.com/#how_our_calculator_works",
"http://www.worthofweb.com/website-value/reddit.com/"
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] | |
23xcqp | how are humans able to recognize attractiveness or 'cuteness' in another species? | I.e. we can recognize the difference between a cute or ugly dog. Does this have to do with symmetry in the same way we find the faces of other humans attractive? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/23xcqp/eli5_how_are_humans_able_to_recognize/ | {
"a_id": [
"ch1hjjz"
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"score": [
3
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"text": [
"My guess is that attractiveness should correlate with fertility because that would help make the most babies. The traits we perceive as young are similar for other species too. Big eyes. Smoother skin. Good hair. Good health. In a good mood... | [] | [] | [
[]
] | |
4y9ex4 | the fifth natural force, and its significance | I'm very interested in this subject and why it's important, but am only a lowly liberal arts major. Please help me!
EDIT: [For reference.](_URL_0_) | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4y9ex4/eli5_the_fifth_natural_force_and_its_significance/ | {
"a_id": [
"d6m0vt4",
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"score": [
3,
3
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"text": [
"There might be a new subatomic particle. It might fit into one of two places in the particle model, if it's for real. If it has reactions with the electro-magnetic, weak, and strong forces, then it might enable us to devel... | [] | [
"http://www.universetoday.com/130333/physicists-maybe-just-maybe-confirm-possible-discovery-5th-force-nature/amp/"
] | [
[],
[]
] | |
60hc7l | why does matter have gravity? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/60hc7l/eli5_why_does_matter_have_gravity/ | {
"a_id": [
"df6door"
],
"score": [
4
],
"text": [
"Matter has gravity because it has mass. Just like the source of electromagnetism is electric charge, the source of gravity is mass - it is the charge of gravity. \n\nWhat is it about mass that causes gravity? Well, general relativity tells us ... | [] | [] | [
[]
] | ||
afdlom | why do some forms of intellectual property have like 50 year durations before becoming public domain, while other copyrights seem to be forever? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/afdlom/eli5_why_do_some_forms_of_intellectual_property/ | {
"a_id": [
"edxq4dg"
],
"score": [
5
],
"text": [
"Copyright laws vary from country to country. Even within one country, the US for example, the laws are different for various durations due to the existing laws at the time the work was created. "
]
} | [] | [] | [
[]
] | ||
1pffes | if human hearing is only good to 20khz, why is extended range of 50khz+ praised so highly by the audiophile world? | After a year in the vinyl world, i see a lot of posts/articles about turntables, cartridges, amplifiers, with these absurdly large ranges. It seems as if it would only be on paper that this would matter? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1pffes/eli5_if_human_hearing_is_only_good_to_20khz_why/ | {
"a_id": [
"cd1qi1k",
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"score": [
10,
6,
6
],
"text": [
"The audiophile world is absolutely rife with notions that would not well withstand proper double blinded tests... ",
"They're not completely full of crap. A tone at 50 kHz will harmonize with tones... | [] | [] | [
[],
[
"http://en.wikipedia.org/wiki/Subharmonic"
],
[]
] | |
4kkrkb | why do rubber bands fail if frozen? | They get hard, start cracking in places, break easily, and don't stretch much. | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4kkrkb/eli5_why_do_rubber_bands_fail_if_frozen/ | {
"a_id": [
"d3fnj01"
],
"score": [
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"text": [
"Whenever you cool something down the molecules in it slow as well and from what I've seen it usually means that whatever was frozen becomes brittle and will break easily. That would be the short simple answer I'm sure someone has a way better exp... | [] | [] | [
[]
] | |
2zhf2o | why do people feel the need to lie when asked questions they don't know the answer to? | Jimmy Kimmel does these skits ["Lie Witness News"](_URL_0_). Where he asks people questions about (fake) current events. These people being interviewed just start making up things without hesitating.
Why don't they just say, "I didn't know that happened." Or admit that they've never heard of something happening? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2zhf2o/eli5why_do_people_feel_the_need_to_lie_when_asked/ | {
"a_id": [
"cpixhqq",
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"score": [
9,
3
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"text": [
"The overwhelming reason people lie is to make themselves look good, they don't want to look bad, dumb, uninformed, out of it, .... Blasting out a made-up answer that ends up being wrong puts the day of reckoning off into the... | [] | [
"https://youtu.be/q_wlfQZe6L4"
] | [
[],
[]
] | |
15ekl2 | i still don't understand the story of warhammer 40k, can somebody explain it? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/15ekl2/eli5_i_still_dont_understand_the_story_of/ | {
"a_id": [
"c7lr8jf"
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"score": [
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"text": [
"In the far future humanity masters interstellar space travel and spreads out to colonize the galaxy. At some point there is a massive warp storm that cuts off travel between worlds for thousands of years. (A bit of back story, this warp storm is... | [] | [] | [
[]
] | ||
1sv822 | why are some people so eager for the baby boomer generation to die off? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1sv822/eli5_why_are_some_people_so_eager_for_the_baby/ | {
"a_id": [
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"ce1lxgm",
"ce1m276",
"ce1m3qx",
"c... | [] | [] | [
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"http://en.wikipedia.org/wiki/Generation_Jones"
],
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"http://www.youtube.com/watch?v=o1Sal6N5OiE"
],
[],
[],
... | ||
6zkwm4 | how does the elevation in denver impact kicking/throwing the football so much opposed to "normal" elevation stadiums in the nfl? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6zkwm4/eli5_how_does_the_elevation_in_denver_impact/ | {
"a_id": [
"dmw316a",
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"score": [
5,
2,
2
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"text": [
"Denver is roughly a mile above sea level, so the atmosphere is a little thinner there than at most other sports venues. Less air means less air resistance, so the same amount of force applied results in... | [] | [] | [
[],
[],
[]
] | ||
3etp80 | why do so many young people think they can change the world yet so many old people are like "it is how it is, accept it" why / when does that disappear? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/3etp80/eli5_why_do_so_many_young_people_think_they_can/ | {
"a_id": [
"ctiaoeb",
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"score": [
34,
8,
30,
2,
3,
5,
2
],
"text": [
"My theory is that young people aren't used to the way the world works yet. They have their own vision of what th... | [] | [] | [
[],
[],
[],
[],
[],
[],
[]
] | ||
1zb3v7 | how can shows like family guy and south park have celebrity appearances without asking for their permission? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1zb3v7/eli5how_can_shows_like_family_guy_and_south_park/ | {
"a_id": [
"cfs31dl"
],
"score": [
18
],
"text": [
"They are protected by parody and freedom of speech laws."
]
} | [] | [] | [
[]
] | ||
3k4zag | september 23rd cern conspiracy theories | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3k4zag/eli5_september_23rd_cern_conspiracy_theories/ | {
"a_id": [
"cuutgqo",
"cuuul71",
"cuuunuz",
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"score": [
3,
7,
2,
2
],
"text": [
"When you go to Google Maps and type in 9/23/2015 it interprets that as CERN's Recruitment Services Building in Geneva. It's a computer glitch, nothing more.\n\nOr *maybe* Google i... | [] | [] | [
[],
[],
[],
[]
] | |
ap56pz | why is indigo considered a part of the "7" colors of the rainbow, when it is a tertiary colour, and is very much a blend of blue/purple? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/ap56pz/eli5_why_is_indigo_considered_a_part_of_the_7/ | {
"a_id": [
"eg5t5m7",
"eg5t8dv",
"eg5tzgo"
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"score": [
7,
2,
3
],
"text": [
"Isaac Newton was a bit superstitious and believed that there should be 7 primary colors... ROYGBIV. Realistically, blue, indigo, and violet were very close together and should have been 1 or maybe 2 co... | [] | [] | [
[],
[],
[]
] | ||
19hu8l | what are the weird beeping/buzzing noises when a radio or tv stations do an emergency broadcast test? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/19hu8l/eli5_what_are_the_weird_beepingbuzzing_noises/ | {
"a_id": [
"c8o6fk1"
],
"score": [
4
],
"text": [
"They are specifically there to get your attention. They are jarringly different from audio that you would typically hear over the TV/Radio and therefore, even if you aren't paying attention to what WAS being broadcast your attention is immediatel... | [] | [] | [
[]
] | ||
69ywye | how does sunlight heat water? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/69ywye/eli5_how_does_sunlight_heat_water/ | {
"a_id": [
"dhaeb3p",
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"score": [
2,
2
],
"text": [
"Yes, most of the energy is reflected or refracted, but some of it is absorbed by the water molecules and the rest that it refracted is eventually absorbed. The (mostly infrared light) energy is absorbed and translated into m... | [] | [] | [
[
"https://en.wikipedia.org/wiki/Electromagnetic_absorption_by_water#Rotational_spectrum",
"https://en.wikipedia.org/wiki/Heat_capacity#Specific_heat_capacity"
],
[]
] | |
9c5n7t | why is pain and inflammation worse later in the day? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9c5n7t/eli5_why_is_pain_and_inflammation_worse_later_in/ | {
"a_id": [
"e587mns"
],
"score": [
21
],
"text": [
"Your cortisol levels and other steroid type hormones follow a circadian rhythm type increase and decrease throughout the day. Steroids decrease inflammation. So when your levels are higher in the morning, you have decreased pain and inflammation... | [] | [] | [
[]
] | ||
568cvw | why is most popular or mass produced beer considered low quality? if they're so bad, why are they so popular? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/568cvw/eli5_why_is_most_popular_or_mass_produced_beer/ | {
"a_id": [
"d8h5d1m",
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"score": [
436,
41,
... | [] | [] | [
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[],
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2t675e | if the earth's shadow is round, how can we have a half moon, or a "waxing" moon? | How can the earth cast anything but a concave shadow on the moon? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2t675e/eli5_if_the_earths_shadow_is_round_how_can_we/ | {
"a_id": [
"cnw1klu",
"cnw1rc0"
],
"score": [
33,
10
],
"text": [
"The phases of the Moon are not caused by the Earth's shadow. They're caused by *the Moon's shadow on itself*. That is, the dark part of the Moon is where it's currently nighttime on the Moon, and the light parts of the M... | [] | [] | [
[],
[]
] | |
42iqgo | how malware hides in .jpeg files | so i was doing one of them sill who out of your friends list is what in this situation thing on facebook (i do em every now and then) and first time ever get a avast notification about malware but the source si a .jpeg | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/42iqgo/eli5_how_malware_hides_in_jpeg_files/ | {
"a_id": [
"czanjr5",
"czau8ew"
],
"score": [
8,
3
],
"text": [
"The file extension is arbitrary, it *tells* the operating system what sort of a file it is, but is not actually *determined* by the content of a file. For example, I could easily rename winword.exe to winword.txt, but of cou... | [] | [] | [
[],
[]
] | |
9u8ta5 | explain and identify what is the differences and processes between jails and prisons and how they work? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/9u8ta5/eli5_explain_and_identify_what_is_the_differences/ | {
"a_id": [
"e92fxk7"
],
"score": [
2
],
"text": [
"Common use in the USA: A jail is for short term, a holding center before trial, or a short sentence, ussually run by a locality like a city or county. A prison is post conviction, longer term sentence, run by a State or the federal government. ... | [] | [] | [
[]
] | ||
bn5kpj | why is the engine sound of a f1 car so high pitched? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bn5kpj/eli5_why_is_the_engine_sound_of_a_f1_car_so_high/ | {
"a_id": [
"en2hqgg"
],
"score": [
19
],
"text": [
"The pitch relates to the RPM (revolutions per minute) of the engine. Current F1 cars rev to about 12500 rpm. A modern muscle car can rev to 6000-7000 rpm. \n\nIn the formula 1 V12 era, engines would rev to about 18000 rpm. Here’s an example... | [] | [] | [
[
"https://m.youtube.com/watch?v=5SoZiTxdQyw"
]
] | |
2fb0ay | why are politicians like anthony weiner universally condemned for taking and sending self-nudes that were leaked, whereas there is an outpouring of sympathy when celebrity self-nudes, clearly sent or meant to be sent to someone, were leaked? | I mean I get that Anthony Weiner is married and is, of course, a politician. I also get that most of the time celebrity photos are stolen then leaked, rather than leaked by the intended recipient...but the basic act of taking sexual pictures of yourself, saving, and sending them to someone is essentially the same, whet... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2fb0ay/eli5why_are_politicians_like_anthony_weiner/ | {
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"score": [
10,
221,
44,
4,
12,
6,
7,
5,
10,
2
],
"text": [
"The best I can figure is that as far as we... | [] | [] | [
[],
[],
[],
[],
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[]
] | |
33wb1q | why don't any nfl team want tim tebow? has he not proven himself at least to give him a chance as a starter for the entire season? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/33wb1q/eli5_why_dont_any_nfl_team_want_tim_tebow_has_he/ | {
"a_id": [
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"score": [
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2,
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"text": [
"For as much as I like the guy, he's just not that good. Every once in a while he manages to make things happen, but often it's through s... | [] | [] | [
[],
[],
[],
[],
[],
[]
] | ||
5ivbr1 | what exactly is happening when a car switches gears? how does rpms go down but speed go up? | Am I burning more or less gas when I switch to a higher gear? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5ivbr1/eli5_what_exactly_is_happening_when_a_car/ | {
"a_id": [
"dbb7ged",
"dbb8dvu",
"dbbig6f"
],
"score": [
11,
3,
3
],
"text": [
"This is way oversimplified, but it has to do with gear ratios. \n\nImagine you have two gears next to each other, interlocked. They are the same size. You turn left gear one circle, and right gear turn... | [] | [] | [
[],
[],
[
"http://imgur.com/gallery/oh3QVmh"
]
] | |
35381k | why do horses, rabbits and animals like them get a perfect round poopballs while we humans get a long turd? | The thought came to mind today. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/35381k/eli5_why_do_horses_rabbits_and_animals_like_them/ | {
"a_id": [
"cr0iyys",
"cr0k1iu",
"cr0l4lx",
"cr0m4in"
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"score": [
6,
2,
4,
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],
"text": [
"I think eating the same stuff every day, particularly stuff which your digestive system is perfectly evolved to deal with, makes a difference. Humans have a varied diet and don't a... | [] | [] | [
[],
[
"http://qph.is.quoracdn.net/main-qimg-bf33db262080fa4527de668966ad94b1?convert_to_webp=true"
],
[],
[]
] | |
mj46j | homophobia in jamaica | In the ELI5 on Rastafarian-ism, RHAINUR posted [this article](_URL_0_) about homophobia in much of the politics, music, and social life of the island. How has it come to be so intense in Jamaica, in particular? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/mj46j/eli5_homophobia_in_jamaica/ | {
"a_id": [
"c31cfp9",
"c31cfp9"
],
"score": [
6,
6
],
"text": [
"Jamaica is a heavily Christian nation (I believe we won the Guinness World Record for most churches per square kilometer). The scripture speaks against homosexuality, so it is understandable why devout Christians would be ag... | [] | [
"http://www.time.com/time/world/article/0,8599,1182991,00.html"
] | [
[
"http://jamaica-gleaner.com/gleaner/20111103/letters/letters1.html"
],
[
"http://jamaica-gleaner.com/gleaner/20111103/letters/letters1.html"
]
] | |
jdch5 | what are mortgage backed securities..??...and what role did it played in us 2008 market crash... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/jdch5/what_are_mortgage_backed_securitiesand_what_role/ | {
"a_id": [
"c2b726g",
"c2b726g"
],
"score": [
3,
3
],
"text": [
"Let me show you [the best youtube video you'll see all week](_URL_0_).\n\nI've watched it like 15 times. Not because I still don't get it (I do), but because it's so... nice.\n\nWhen you get to the CDO's... well, those are m... | [] | [] | [
[
"http://www.youtube.com/watch?v=bx_LWm6_6tA"
],
[
"http://www.youtube.com/watch?v=bx_LWm6_6tA"
]
] | ||
35abj4 | how do nhl faceoffs work and why does it seem like in the playoffs they have to redo every one? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/35abj4/eli5how_do_nhl_faceoffs_work_and_why_does_it_seem/ | {
"a_id": [
"cr2hwg0"
],
"score": [
6
],
"text": [
"Ooh, ooh, I can answer this, as I just had the same question a couple of days ago, and I looked into it a bit...\n\nBasically, it comes down to the fact that there are some fairly specific rules regarding stance and stick placement during a face-... | [] | [] | [
[]
] | ||
19c2o2 | how do birds know so quickly there is birdseed on my deck? | So recently we started putting out birdseed on my deck, mainly because it provides my indoor cat some entertainment.
Before we ever put the birdseed there, there were never many birds on my deck. We saw a few in the trees and occasionally they would land on my deck, but usually in small numbers.
In about five to te... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/19c2o2/eli5_how_do_birds_know_so_quickly_there_is/ | {
"a_id": [
"c8mnz89",
"c8mp4hm",
"c8mq476",
"c8mqivt",
"c8mudxa",
"c8mvo23"
],
"score": [
36,
3,
6,
11,
2,
2
],
"text": [
"Birds have really good vision, one or two probably saw the seed, and the rest were in the area and followed them.",
"i read the ti... | [] | [] | [
[],
[],
[],
[
"http://images03.olx.com/ui/11/96/65/1311721416_232719165_4-PATIO-DOOR-SECURITY-BARS-LOCKS-For-Sale.jpg"
],
[],
[]
] | |
3lb9uj | is it possible to hear the difference in quality between 128, 192, 256 and/or 320 kbps songs? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3lb9uj/eli5_is_it_possible_to_hear_the_difference_in/ | {
"a_id": [
"cv4rnxn"
],
"score": [
3
],
"text": [
"I personally can't tell a difference between 128 and 192, 192 and 256, or 256 and 320. However, there is a noticeable difference between 128 and 320. Less of a difference between 128 and 256 or 192 and 320.\n\nHowever, there are people who are mu... | [] | [] | [
[]
] | ||
1vi1jp | why do some grocery stores leave food / water outside of their stores when it can easily get stolen? | At some grocery stores, they put their groceries, such as fruits/vegetables, or water bottle packages outside of their store where nobody is monitoring them.
Why do they do this if it can easily be stolen?\
I know its for marketing purposes, but I never see anyone watching them. And no, I don't plan on, nor have i ev... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1vi1jp/eli5why_do_some_grocery_stores_leave_food_water/ | {
"a_id": [
"cesglry",
"cesgmpt",
"cesgxvn"
],
"score": [
11,
3,
8
],
"text": [
"Someones always watching, don't assume someone isn't. Before you pull an Aladin, just know that someone is watching.\n\nThat said, whenever we put things in front of the store I used to work at it was ... | [] | [] | [
[],
[],
[]
] | |
1lzrk8 | how do we know iqs of people like galileo? | I'm sure they didn't take an IQ test per se, so how did we come up with the estimates for them (some pretty specific too, e.g. Darwin's is 165)? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1lzrk8/eli5_how_do_we_know_iqs_of_people_like_galileo/ | {
"a_id": [
"cc4dorb"
],
"score": [
4
],
"text": [
"We don't. They take their creative output and extrapolate to modern data. Pinning an IQ score on someone who never took an IQ test is akin to that guy at carnivals who guesses people's weight."
]
} | [] | [] | [
[]
] | |
2ij65h | how does dna actually contain the blueprint for an entire organism? | I searched. I don't actually understand
_URL_0_ | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ij65h/eli5_how_does_dna_actually_contain_the_blueprint/ | {
"a_id": [
"cl2mgy4",
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"score": [
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"text": [
"The headline of the article you linked is \"DNA is ***NOT*** a blueprint\". DNA is just a set of instructions on how to make proteins. That's it. The proteins can be triggered or changed by various chemicals, and release che... | [] | [
"http://www.huffingtonpost.com/agustin-fuentes/dna-is-not-a-blueprint-ho_b_1578336.html"
] | [
[],
[]
] | |
26z76b | what exactly is cinematography? is it subjective? how do i know a film has good cinematography? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/26z76b/eli5_what_exactly_is_cinematography_is_it/ | {
"a_id": [
"chvw2ok",
"chvw3gs",
"chvwqph",
"chw7007",
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"score": [
27,
10,
2,
2,
2
],
"text": [
"It's like photography but with movies. \n\nThe things that make a good photograph also apply to making visually appealing movies. There are a lot of things ... | [] | [] | [
[],
[
"http://imgur.com/gallery/T2GDa"
],
[],
[],
[]
] | ||
rvs18 | hemoglobin | What is Hemoglobin? How does it affect my body? Is it dangerous to have high or low hemoglobin?
Any answers are very much appreciated. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/rvs18/eli5_hemoglobin/ | {
"a_id": [
"c4920bu"
],
"score": [
3
],
"text": [
"A 5 year old explanation: Hemoglobin is what makes your blood carry oxygen. It's dangerous to have high or low hemoglobin; too low means you can't carry enough oxygen to the rest of your body and too high means you have too much iron in your body... | [] | [] | [
[]
] | |
bgjbey | how do you fall asleep? | [deleted] | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/bgjbey/eli5_how_do_you_fall_asleep/ | {
"a_id": [
"elljxdh"
],
"score": [
2
],
"text": [
"Short answer - it's gradual, and transitioning from \"awake\" to \"asleep\" is more like a gradient. \n\nFirst, your brain waves slow down. You may even feel like you're awake during this process. Most people woken up during the the transition (p... | [] | [] | [
[]
] | |
7073iv | why is more than one pass needed to completely and securely erase a storage device. | Some programs that securely wipe an HDD use 7 passes, some use even more. why? if all the bits are at zero already, then how can data possibly be recovered? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/7073iv/eli5_why_is_more_than_one_pass_needed_to/ | {
"a_id": [
"dn0yhn4",
"dn0y9kn",
"dn0yhn4"
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"score": [
13,
3,
13
],
"text": [
"Because while we think of bits as being 1 or 0, for magnetic drives (hard drives specifically), that's not quite true. They're somewhere in between. So assume that a perfect 1 is 1c of charge on that ... | [] | [] | [
[],
[
"http://datasecurityinc.com/security/degausser.html"
],
[]
] | |
1l088r | why do we care if species go extinct? | Hard to elaborate. Why do we care if species go extinct? There are so many species and natural order states that the only rule is survival, right? So if a species can't survive why does it matter? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1l088r/eli5_why_do_we_care_if_species_go_extinct/ | {
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19,
2,
2,
2,
2
],
"text": [
"Once a specie go extinct, it will NEVER come back.\n\n\n**Earth** is the **only** planet that we know of that has millions of animals of different kinds, who... | [] | [] | [
[],
[],
[],
[],
[]
] | |
6xksky | why does a warm bath feel comfortable when you put one foot in but then excruciatingly hot when both feet are in? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/6xksky/eli5_why_does_a_warm_bath_feel_comfortable_when/ | {
"a_id": [
"dmgsoas"
],
"score": [
5
],
"text": [
"But it doesn't."
]
} | [] | [] | [
[]
] | ||
16cet0 | why, when baking, do you have to add different ingredients at different times, using different techniques? | Whisk dry ingredients in one bowl, stir wet ingredients in another bowl, add in flour and milk in small amounts, fold in fruits and nuts... Why can't we just slop it all in one bowl? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/16cet0/eli5_why_when_baking_do_you_have_to_add_different/ | {
"a_id": [
"c7uqed1",
"c7uufjc"
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"score": [
2,
3
],
"text": [
"Well, for instance, butter is a solid at room temperature.\n\nIf you were stirring a bowl of room temperature batter and just dumped melted butter in it, it might form clumps as it re-solidifies, so you pour it slowly while ... | [] | [] | [
[],
[]
] | |
5qjn9g | why is apple suing qualcomm? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/5qjn9g/eli5_why_is_apple_suing_qualcomm/ | {
"a_id": [
"dcztiyb"
],
"score": [
4
],
"text": [
"Qualcomm developed a lot of the technologies behind LTE, and have patents on them. When a company's technology gets incorporated into a standard like LTE, they have to promise to let other people use those patents under \"fair, reasonable, and no... | [] | [] | [
[]
] | ||
1dhoog | why/how were so many isolated islands inhabited since b.c.? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1dhoog/whyhow_were_so_many_isolated_islands_inhabited/ | {
"a_id": [
"c9qf8z3",
"c9qgom5"
],
"score": [
9,
5
],
"text": [
"It's not just isolated islands - [Australia was peopled](_URL_0_) by at least 40,000 BC.\n\n*Homo sapiens sapiens* (anatomically modern humans) have been around for 200,000 years, and are the only *Homo* species to make it t... | [] | [] | [
[
"http://en.wikipedia.org/wiki/Indigenous_Australians",
"http://en.wikipedia.org/wiki/Hawaii#Pre-European_contact.E2.80.94ancient_Hawai.CA.BBi_.28800.E2.80.931778.29",
"http://www.flickr.com/photos/baggis/3558628090/"
],
[]
] | ||
cnyp5z | why do iphones correct words that are spelled correctly even in correct grammar into other words? why doesn’t it just correct misspelled words? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/cnyp5z/eli5_why_do_iphones_correct_words_that_are/ | {
"a_id": [
"eweqywt"
],
"score": [
6
],
"text": [
"It tries to learn your typing habits, find what it thinks you would type, based on previous inputs. So even though what you typed may have correct spelling and grammar, iOS uses your past inputs to determine what you likely meant to type."
]
} | [] | [] | [
[]
] | ||
1umtq6 | people tell me to let my faucet drip in cold weather because "moving water doesn't freeze". why, then, do rivers and oceans freeze? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1umtq6/eli5_people_tell_me_to_let_my_faucet_drip_in_cold/ | {
"a_id": [
"cejnhw4",
"cejnj6t",
"cejrqyd"
],
"score": [
2,
2,
6
],
"text": [
"Moving water doesn't freeze as easily as standing water, but when it's cold enough moving water will freeze as well.",
"they do freeze, but at colder temperatures.\n\nalso if you keep running the wa... | [] | [] | [
[],
[],
[]
] | ||
1rz7kp | whats the reason for the winter olympic boycott in russia? | I understand it has something to do with the anti homosexual propaganda law passed, but could you please explain how it got to that point and what effect it has on people competing and why they want to boycott. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1rz7kp/eli5whats_the_reason_for_the_winter_olympic/ | {
"a_id": [
"cdsd63l",
"cdsdcge"
],
"score": [
3,
3
],
"text": [
"Russia has recently come out as very anti-gay. They have recently passed several laws against gays and gay behaviour. \n\nCertain people dislike this and want to protest it by boycotting the winter olympics.",
"The sever... | [] | [] | [
[],
[]
] | |
4ftiop | why are busness laptops so expensive? | When I've been looking for a new laptop I've noticed a great price/power ratio difference between business and consumer laptops. For example an HP Probook costs a lot more than en equally powerfull Pavilion model and Lenovo's ThinkPads cost more than the more powerfull gaming laptops they make.
So where does the price... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/4ftiop/eli5_why_are_busness_laptops_so_expensive/ | {
"a_id": [
"d2bsmvt",
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"d2c1cjc",
"d2c4clg",
"d2dqg5e"
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"score": [
8,
2,
2,
5,
2
],
"text": [
"Business laptops are often made with better quality components and have more features. Business laptops tend to last longer than consumer home grade laptops.... | [] | [] | [
[],
[],
[],
[],
[]
] | |
fedco3 | why is our atmosphere not getting smaller due to the oxygen atoms (and all the other atoms that make up our atmosphere) getting pulled in towards earth's surface by gravity? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/fedco3/eli5_why_is_our_atmosphere_not_getting_smaller/ | {
"a_id": [
"fjn894q",
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"fjnukt2",
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"score": [
12,
22,
7,
2,
2
],
"text": [
"It constantly is being made smaller by that, but at the same time it is constantly also being made larger by the heat of the atmosphere increasing its press... | [] | [] | [
[],
[],
[],
[],
[]
] | ||
1hk36x | current chinese bank situation | I've read the news. But I still can't quite make what are the deals with banks in china giving people high interest savings account?
And why+how does it seems that this matters to the world outside china? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1hk36x/eli5current_chinese_bank_situation/ | {
"a_id": [
"cav5xn7"
],
"score": [
2
],
"text": [
"[This NY Times article does a pretty good job explaining it.](_URL_0_)\n\nTo clarify a bit:\n\n1. The Chinese banks are NOT offering high interest savings accounts.\n2. They ARE, however, offering high interest \"wealth-management\" products. ... | [] | [] | [
[
"http://www.nytimes.com/2013/07/02/business/global/loan-practices-of-chinas-banks-raising-concern.html"
]
] | |
g3t8xz | how come our eyelash colour doesn't mimic our regular colour? e.g. a redhead doesn't have red eyelashes | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/g3t8xz/eli5_how_come_our_eyelash_colour_doesnt_mimic_our/ | {
"a_id": [
"fntajxy",
"fntcb7r",
"fntled8"
],
"score": [
4,
2,
2
],
"text": [
"I'm blonde and I've blonde eyelashes. Pretty sure there are people with red hair who have red eyelashes!",
"Your genes determine your hair color, or more precisely, how much melanin you have in your... | [] | [] | [
[],
[
"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3001538/"
],
[]
] | ||
1yo7qf | what are the evolutionary benefits of phenotype differences (hair/eye/skin color, etc.) that do not present any obvious practical uses? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1yo7qf/eli5_what_are_the_evolutionary_benefits_of/ | {
"a_id": [
"cfm90hf",
"cfm91lc",
"cfm94sd"
],
"score": [
14,
4,
2
],
"text": [
"There may not be any. Nothing about the theory of evolution suggests that anything needs to be beneficial for survival. The important part is that no feature be *detrimental* to survival. Anything that... | [] | [] | [
[],
[],
[]
] | ||
2ca6zt | why retail pharmacists make so much money? | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ca6zt/eli5why_retail_pharmacists_make_so_much_money/ | {
"a_id": [
"cjdg4qv",
"cjdg6pw",
"cjdgb0o",
"cjdgudb"
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"score": [
2,
4,
3,
2
],
"text": [
"pharmacology is fucking complex dude. They're the front line between you, and the entire pharmacological industry. Show some respect.",
"Pharmacists have to maintain a knowledg... | [] | [] | [
[],
[],
[],
[]
] | ||
2ynijk | what's new about the freshly hyped-about "apple pay" and their participating partners/merchants, versus the last few years of android based nfc, google wallet, softbank/isis, etc. | I thought I understood what was going on in the past couple years when some Android phones came with NFC and there was Google Wallet and ISIS/Softcard. Meanwhile, Apple did not include NFC in their last couple iPhones.
And also my last couple replacement credit/ATM cards had the "tap to pay" NFC/RFID chips built in (w... | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/2ynijk/eli5_whats_new_about_the_freshly_hypedabout_apple/ | {
"a_id": [
"cpb77na"
],
"score": [
3
],
"text": [
"A lot of these retailers have previously never accepted NFC payments. Android had NFC support for a while but neither Google nor Softcard/ISIS could get buy-in from stores to install the equipment nor from customers to use NFC.\n\nApple came on t... | [] | [] | [
[]
] | |
8s0w5x | why do phone speakers sound so bad? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8s0w5x/eli5_why_do_phone_speakers_sound_so_bad/ | {
"a_id": [
"e0vmuth",
"e0vn44u",
"e0vnn50"
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"score": [
2,
2,
2
],
"text": [
"Sound is vibration in the air. To produce sound, a speaker vibrates a membrane at different rates. Bass is made with slow powerful vibrations, and high sounds are made with faster lighter vibrations, th... | [] | [] | [
[],
[],
[]
] | ||
8n5jk1 | how does an f1 team like force india make money, except advertising? | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/8n5jk1/eli5_how_does_an_f1_team_like_force_india_make/ | {
"a_id": [
"dzt916o",
"dzt9517",
"dztt1fo"
],
"score": [
3,
2,
2
],
"text": [
"[This article](_URL_0_) is about Mercedes, rather than one of the smaller teams, but the general idea will be the same.\n\nMost teams are owned by wealthy owners, who put a considerable amount of money ... | [] | [] | [
[
"https://www.autosport.com/f1/news/132202/mercedes-f1-finances-explained"
],
[
"https://joesaward.wordpress.com/2017/11/18/how-f1-payments-work/"
],
[]
] | ||
3my1s1 | why do people develop such a strong connection with professional sports teams that have absolutely nothing to do with them? | Why do people have such a fierce devotion to professional sports teams? I enjoy watching professional sports where athletes excel at being the best in the world for any given sport, but I just don't understand how you can follow a team like it's a cult.
I am from San Francisco in the US. The San Francisco Giants have ... | explainlikeimfive | https://www.reddit.com/r/explainlikeimfive/comments/3my1s1/eli5_why_do_people_develop_such_a_strong/ | {
"a_id": [
"cvj45ea",
"cvj45je",
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"score": [
119,
2,
2,
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"text": [
"People are tribal, and always have been. We associate with and expr... | [] | [] | [
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],
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1z2odn | why do tennis players drink water from different bottles ? | I've noticed that tennis players drink water (or juices or energy drinks) from different bottles. The take a gulp from one bottle and then take one from another similar bottle. What is the point of this ? Why not just use one bottle. | explainlikeimfive | http://www.reddit.com/r/explainlikeimfive/comments/1z2odn/eli5_why_do_tennis_players_drink_water_from/ | {
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"text": [
"Many have different drinks. One just with water for simple cooling and hydration. Another one for electrolytes.\n\nSome players just do it out of habit or superstition.",
"I don't watch tennis but I watch a lot of basket... | [] | [] | [
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