Science's most intriguing questions answered by the web's favourite writer, the genius behind xkcd.com. And, well from what I have heard, if the Earth was any closer to the sun, it would burn up, and any further away it would freeze. the Sun went out, it would eliminate the need for time zones, allowing Meet your neighbors — Jun 28, 2013 12:44:27 AM. (Even if we aimed them all perfectly, it would only manage half a dozen lux over about 10% of the Moon’s face.) He lives in Cambridge, Massachusetts. In 2006, he quit his job to work full time on his webcomic. Without the moon, how would Earth's environment be affected? human skin without causing symptoms ... at first. the question basically asks what would happen if it got really cold. We would need a lot of flashlights. Dec. 15, 2020. — Apr 3, 2013 2:48:47 AM. So, as Popular Science explains: "If its mass suddenly disappeared (this is equally impossible, by the way), the planet would fly off, like a … What would happen to the Earth if the Sun suddenly switched off? Would we survive? Millions visit xkcd.com each week to read Randall Munroe's iconic webcomic. This would be really, really bad. The Science of the "Friend Zone" — Jan 16, 2013 5:28:46 AM PhET is awesome — Dec 19, 2012 2:40:25 PM. Despite its importance for us… gravity is actually amazingly feeble compared with the other forces that affect atoms… Press J to jump to the feed. answer it. However, since my recent articles on sunsets, the rate of submission of out turns up Our oceans have two life-supporting roles. 10 Full PDFs related to this paper. so [[x,y,z]] would mean that all characters are currently together. Scale of the universe — Nov 5, 2012 4:32:58 PM Improved satellite service: When a communications satellite passes in front of the Sun, the Sun can drown out the satellite's radio signal, causing an interruption in service. According to jjjdavidson, the Sun would have a diameter of 3 degrees, that is 6 times its actual size. Then it becomes a planetaria nebula. The topic has been beaten to death. This has a dire effect on life on Earth. when you think about it, why wouldn't he be? In 2006, he quit his job to work full time on his webcomic. If you had previously come to terms with your demise, and the recent change in timescale didn't bother you too much, you could get out a pair of binoculars or a telescope and point it at Jupiter or Saturn for a once-in-a-lifetime view. If there were still humans at this time, the unbreathable air and scorching temperature would wipe us out for good. Better astronomy: Without the Sun, ground-based observatories would Answer by Andrew Cote, science junkie: A few things …. geomagnetic storm hit the Xkcd.com is a famous web project, reported to include adult material or age-restricted areas, so you need to be cautious when using it.We found that English is the preferred language on Xkcd pages. That's why it keeps getting asked. The history of ... We used to think that the Earth was the centre of the universe and the sun, ... _World_Without_Us – a great book that poses as a thought experiment what would happen to the world if humans suddenly disappeared. it's not like they're asking for interesting information, like what would happen if the sun disappeared/went nova/burned out. What would the consequences be for us combined. Google search for what if the Sun went Doesn't matter that Global Warming is gone, when everyone's a frozen corpse. This is a very popular question, and the answer does not bring any surprises, considering that the Sun is … The sun is a star, and when a star explodes it’s called a supernova. According to jjjdavidson, the Sun would have a diameter of 3 degrees, that is 6 times its actual size. Unfortunately for us, by 1859 drag, Best Science on the web — Feb 11, 2013 5:15:16 AM. Dec. 15, 2020. here on Earth? I think the point is what he mentioned at the beginning of the post: that all those questions have already been answered in detail, and the answers can be readily found through a simple Google search. Fans ask him a lot of strange questions: How fast can you hit a speed bump, driving, and live? After all, dinos dominated for 160 million years prior to the Earth-shattering event. Space Oddity - Commander Chris Hadfield style on the ISS — May 14, 2013 4:31:18 AM. Fusion is what keeps gravity from crushing the Sun into a white dwarf, and the contraction of a solar-mass body into a white dwarf generates a huge amount of heat. It should have shot off as soon as the earth disappeared also. economic damage to the US alone would be several trillion xkcd.com is best viewed with Netscape Navigator 4.0 or below on a Pentium 3±1 emulated in Javascript on an Apple IIGS at a screen resolution of 1024x1. how long could we survive? — Joanna Xu; ... Post by bystander » Sun Aug 03, 2014 8:40 pm Letter to Mom. Press question mark to learn the rest of the keyboard shortcuts. Randall was born on October 17, 1984, In Easton, Pennsylvania. The skies would become darker, but we wouldn’t be around to see it. causing telegraph equipment to catch . That's what I want to know, assuming we can burn everything to keep warm. Book Description. babies younger than six months should be kept out of direct This time it's the History Channel (H2) in their series "The Universe". We use cookies on our websites for a number of purposes, including analytics and performance, functionality and advertising. the Sun went out, this threat would be eliminated. For example fluorine gas, when exposed to water will "burn" the water due to the oxidation of Oxygen. — Apr 3, 2013 2:48:47 AM. Martin Rees is an astrophysicist famous for his work on Big Bang theory and galaxy formation. Earth. What would happen to the Earth if the Sun suddenly switched off? I hope this What-if is enlightening to the people who keep asking these questions. Alternative workaround for the Sun issue: stop waiting Reading the title text, I couldn't help myself from thinking "Workaround: stop waiting". All in all, the Earth would end up just like Venus. What would happen if the Moon disappeared — would that change Earth’s orbit? However, the loss of the oceans never seemed like something worth worrying too much about, since it's … D Deactivating the Sun would solve this problem. Safer Children: According to the North Dakota Department of Health, [6] Most [8] Without Published: 24th September 2015 Publisher: John Murray Pages: 304 Format: Paperback Genre: Non-Fiction ★ ★ ★ ★ ★ – 5 Stars Randall Munroe left NASA in 2005 to start up his hugely popular site XKCD 'a web comic of romance, sarcasm, math and language' which offers a … than every hurricane which has ever hit the US Need 7 billion people. it's not like they're asking for interesting information, like what would happen if the sun disappeared/went nova/burned out. Needless to say, I have loved this book and now slowly getting hooked on to the xkcd … But the oceans would largely become serene. (Image credit: sxc.hu) If that asteroid hadn't struck, the dinosaurs would in all likelihood still rule the Earth. \$\begingroup\$ @ping Yes, that was the idea. atmospheric noise, which would reduce the load on adaptive optics XKCD is a webcomic based on philosophy, science and mathematics. Xkcd.com: visit the most interesting Xkcd pages, well-liked by male users from USA, or check the rest of xkcd.com data below. Reduced risk of solar flares: In 1859, a massive solar flare and bridges. The sunset length is still the apparent angle of the Sun divided by the vertical speed of the Sun. Solar tides are 44% of the current total and lunar tides 56%. This might be a good way to control global warming! The sun is the major source for Space Weather in the solar system. ... That was a fun and thought-provoking read, as always when it comes to xkcd. However, the loss of the oceans never seemed like something worth worrying too much about, since it's … “All because of the colour of my skin. If the 1859 When I received the book for Christmas, I didn’t get through more than one chapter before it disappeared into the hands of my 12 and 14 year old sons. If the sun disappeared, the earth would fly off in a straight line into space. currents in those wires, knocking out communications and in some cases The reasons for this reflex are unknown, and it may pose a how long would it take? For what it's worth, if thermonuclear fusion shut down inside the Sun's core, it would make the Sun hotter, not colder. Of course, you won’t normally jump from exact sea level to 6 meters instantly, and as you get higher the gain will quickly diminish. wants to do that, but you never know. If the Sun could immediately stop generating energy, it wouldn't be the Sun. No. XKCD is a webcomic based on philosophy, science and mathematics. READ PAPER. In Just Six Numbers, he explains what the universe would be like if gravity was a bit stronger or weaker compared to other forces.. This comic is an animation, which was showing a new image every hour. xkcd.com is best viewed with Netscape Navigator 4.0 or below on a Pentium 3±1 emulated in Javascript on an Apple IIGS at a screen resolution of 1024x1. What would happen to the Earth if the Sun suddenly switched off? If you were in the U.S. on the night side of Earth when this happened, you wouldn't feel much of a change in the motion of the Earth, or a drop in temperature, so there is roughly a 40% chance that you would first hear about the sun going out on either Facebook or Twitter. be able to operate around the clock. Meet your neighbors — Jun 28, 2013 12:44:27 AM. The Earth's atmosphere has some capacity to hold in heat but not much of one. Reduced infrastructure costs: The Department of Transportation Dystopian lovers too can analyse in detail what would happen if the Sun suddenly disappeared , apart from the obvious. Munroe's hilarious and compelling answers explain everything from the odds of meeting your one true soulmate to how many humans a rampaging T … /r/xkcd is the subreddit for the popular webcomic xkcd by Randall Munroe. As these huge bonfires sparked all across the planet, the atmosphere would become less and less oxygenated. Go ahead and ... XKCD / Randall Munroe As the Sun gets hotter, eventually water will start escaping through evaporation, and—one way or another—the planet will dry out and heat up. danger to fighter pilots during In conclusion, if the Sun went out, we would see a variety of benefits The Earth's atmosphere has some capacity to hold in heat but not much of one. is wonderful for almost any age. – Kevin Milner Apr 6 '18 at 17:29 Satelites orbiting the Earth are also orbiting the sun, and that orbit does not get tanked by Earth vanishing, so "fly off into space" is a nonstarter. This question originally appeared on Quora. [5] Deactivating the Sun would solve this problem. causing an interruption in service. Our moon is on the move. If. years to repair and maintain all US Climate Change, however, would continue unabated. What would happen to the Earth if the Sun suddenly switched off? sunlight. fire.[2]. Come to discuss the comics and other work by Randall with other fans. simply driving on a strip of asphalt laid across the ice. The Science of the "Friend Zone" — Jan 16, 2013 5:28:46 AM PhET is awesome — Dec 19, 2012 2:40:25 PM. In other words, the Earth will take a little longer to go once around the Sun, implying its orbit will be a little larger. It should have shot off as soon as the earth disappeared also. In Just Six Numbers, he explains what the universe would be like if gravity was a bit stronger or weaker compared to other forces.. around the Sun without the orbits decaying. If an event contains further lists, it's a list groupings. Fans ask him a lot of strange questions: How fast can you hit a speed bump, driving, and live? What if? If the Sun sets with a 60° angle, the sunset will last 4 minutes. it becomes a cold, inert sphere. estimates that it would cost $20 billion per year over the next 20 This might be a good way to control global warming! Previously I raked National Geographic over the coals for a bit of idiocy entitled "When the Earth Stops Spinning" because they gave no rationale for such an event. If the Sun could immediately stop generating energy, it wouldn't be the Sun. do business with someone if their office hours don't overlap with Earth would collapse into darkness only after 8 minutes. Rob A very good oxidising agent strips electrons from nearby atoms, and takes it for itself. This is reference to Ivan Kmínek's story "Živý jste byl lepší, pane" (You were better alive, sir) which revolves around the central theme of a computer ready to initiate nuclear inferno and just waiting for the order to do so. Munroe tells his readers that everything on the Earth would ultimately freeze and die. Randall Munroe’s Life. xkcd: What If? The unfolding story is set in the far future, at a time when the Strait of Gibraltar has long been blocked and the Mediterranean Sea has largely dried up leaving smaller, hypersaline seas behind. But if the event doesn't contain lists, but only characters directly, it's a death even, so in the same situation [x,y,z] means that those three characters die. For security reasons, please leave caps lock on while browsing. What if the sun disappeared? The sun's enormous mass and gravitational power locks the planets in their orbits. His first book was published in 2009, called XKCD Volume 0. [7] If a lot of excellent articles thoroughly analyzing the situation. Published: 24th September 2015 Publisher: John Murray Pages: 304 Format: Paperback Genre: Non-Fiction ★ ★ ★ ★ ★ – 5 Stars Randall Munroe left NASA in 2005 to start up his hugely popular site XKCD 'a web comic of romance, sarcasm, math and language' which offers a witty take on the world of science and geeks. Each year, it drifts an estimated 1.5 inches further away from Earth. The storm caused powerful If you put a steamy cup of coffee in the refrigerator, it wouldn't immediately turn cold. it's like he wrote the entire thing because he wanted to make the little joke at the end, but he skipped the actual question. this question has risen even further, so I’ve decided to do my best to Why not find out on what would happen if humans were to rise a feet per second in the air. Martin Rees is an astrophysicist famous for his work on Big Bang theory and galaxy formation. In other words, the Earth will take a little longer to go once around the Sun, implying its orbit will be a little larger. Shortly after the sun's disappearance, the human world descends into existential chaos, and for excellent reason; we're not long for this universe. So then take Randall's advice and google search it. LFG Sun Shutdown. The sun keeps shining on us and we retain that … the question basically asks what would happen if it got really cold. storm hit us today, the Department of Homeland Security estimates the The last part. yours. If it is at a certain rate, and not instantaneous, what you basically have is Oxidation. dollars[3]—more US bridges are over water; without the Sun, we could save money by Due to how tides are a drag on the earth's rotation, the earth's spin is gradually slowing down -- … Best Science on the web — Feb 11, 2013 5:15:16 AM. /w me. figured out a way to fast-forward the Sun through its evolution so that This method is also named temporal hour, and still in use in the Jewish religion time table. Anniversary of the moonwalk. Except that the amount of reduction in M E is just 0.02% or even less, and M E is already tiny compared to M S (the mass of the Sun), so the effect on P is very small. Cueball suggests a regional time system similar to that used in many societies prior to the invention of mechanical time keeping, such as Japan during the Edo period or the Roman Empire, where the day is separated into two parts based on night and day and then subdivided by hour, minute, and second to give season-variable lengths for each. Munroe worked for NASA as a robotics specialist until 2006 and has been doing the comic full time since then. I like the sort of questions that I have no clue what the answer will be, and so I'm interested in learning something, and the witty bits are a bonus. He worked as an engineer, when he joined NASA in 2005. For what it's worth, if thermonuclear fusion shut down inside the Sun's core, it would make the Sun hotter, not colder. systems and allow for sharper images. in front of the Sun, the Sun can drown out the satellite's radio signal, when you think about it, why wouldn't he be? Star Positions and Precession [ edit | edit source ] One possible explanation of the minor differences in some of the star positions in the constellations, between the images and the actual sky, is that the comic takes place millennia in the future. A Look up the short story 'A Pail of Air' for a good exploration of this. . According to Munroe, this question is “the single most popular submission to What If.” Since the consequences of the Sun becoming “a cold, inert sphere” are many, we’ll have a look at just a few, but quite enough to give you a good idea: Reduced risk of solar flares. we do have a bunch of power already stored here on the earth what kind of tactics could we use to keep ourselves warm. Got a bit disapointed at the answer :-/, New comments cannot be posted and votes cannot be cast. If there were still humans at this time, the unbreathable air and scorching temperature would wipe us out for good. What if we turn the Sun off? We were going to lose our oceans anyway. They want his humorous take on it. sunlight, our children would be safer. Ok, let’s step even more firmly outside the realm of plausibility. I was hoping for a more detailed Michael-Bayish scenario. With the Moon no longer there, the oceans of the world become much calmer. This would let the planet survive being eaten by the sun as a red giant. The sun is a star, and when a star explodes it’s called a supernova. Needless to say, I have loved this book and now slowly getting hooked on to the xkcd comic page What If you do not end up reading this book ? What would happen if the Sun went dead? Also, he was 22 years old in 2006. Improved satellite service: When a communications satellite passes If you've read this blog before you'll know that I have a low tolerance for stupidity in science education. Randall is of course forgetting the most important part: this would completely counteract the effects of Global Warming. His first book was published in 2009, called XKCD Volume 0. Part of why I haven’t answered it is that it's been answered already. When (if ever) did the sun go down on the British Empire? What if the sun disappeared? [10] A darkened Sun would liberate us from the parsnip threat. Tides would occur at roughly noon and midnight every day. When will Facebook contain more profiles of dead people than living? We won’t worry about exactly how it happens. In the beginning the interval was only half an hour. The cooler air would create less Post by bystander » Sun Aug 03, 2014 8:40 pm What would happen if all of our oxygen disappeared, even for just five seconds? As sunlight takes about 8 minutes to reach earth. flight. Safer parsnip: Wild parsnip is a surprisingly nasty plant. is then exposed to sunlight (even days or weeks later), the As these huge bonfires sparked all across the planet, the atmosphere would become less and less oxygenated. I read that even if the sun disappeared, life could survive around the bottom of the ocean around hydrothermal vents for a few million years, maybe a few hundred million. The laser pointers we’re using put out about 150 lumens of light (more than most flashlights) in a beam 5 arc-minutes wide. Scale of the universe — Nov 5, 2012 4:32:58 PM we had wrapped the Earth in telegraph wires. For security reasons, please leave caps lock on while browsing. It was published by Houghton Mifflin Harcourt on November 24th and is available from among others Amazon to which a link has been posted on xkcd for a long time. I feel like closing those systems off would cause a build up of toxins, but they might be more self sustainable than I think. what-if-randall-munroe.pdf Millions visit xkcd.com each week to read Randall Munroe's iconic webcomic. [4] If Star Positions and Precession [ edit | edit source ] One possible explanation of the minor differences in some of the star positions in the constellations, between the images and the actual sky, is that the comic takes place millennia in the future. Except that the amount of reduction in M E is just 0.02% or even less, and M E is already tiny compared to M S (the mass of the Sun), so the effect on P is very small. Then it becomes a planetaria nebula. I read that even if the sun disappeared, life could survive around the bottom of the ocean around hydrothermal vents for a few million years, maybe a few hundred million. us to switch to UTC and give a boost to the global economy. So at higher latitudes, if the Sun sets, for instance, at a 45° angle, then the sunset will last 2 min / sin(45°) = 2.85 minutes = 2 minutes 51 seconds. Everyone at the beach would get sunburns. On July 20, 1969, Apollo 11 astronauts Buzz Aldrin and Neil Armstrong became the first people to ever walk on the surface of … leaves contain chemicals called furocoumarins, which can be absorbed by Cut that imagination short by picking up the book … He did. The Sun still has an effect on them (known as solar tides), so surfers wouldn’t be completely devoid of waves. Since 1859, we've wrapped the Earth in a lot more wires. The moment the oceans disappeared, the Earth would turn into a vast desert. Dystopian lovers too can analyse in detail what would happen if the Sun suddenly disappeared , apart from the obvious. When (if ever) did the sun go down on the British Empire? To double-check, the sun moves about its diameter in 2 minutes, and 1/6 of that is 20 seconds, our original result. The benefits are clearly superior. Photo by Franck Fife/AFP/Getty Images. The International Astronomical Union recently named an asteroid after him; asteroid 4942 Munroe is big enough to cause a mass extinction if it ever hits a … Please enable your ad blockers, disable high-heat drying, and remove your device from Airplane Mode and set it to Boat Mode. Randall was born on October 17, 1984, In Easton, Pennsylvania. The sun is the major source for Space Weather in the solar system. Nevertheless, it made me ponder what we actually mean when we say that something is valuable. went dark, it would mitigate this danger to our pilots. What made this so much fun, aside from the ridiculous questions, is Munroe's sense of humor. We'll just assume we This would cause a chain reaction with all the rest of the planets. One last thing to consider: The sun not only illuminates and heats our planet but also provides the gravitation that keeps us in orbit. I feel like closing those systems off would cause a build up of toxins, but they might be more self sustainable than I think. I'm kinda disapointed by this. What if the sun disappeared? Randall Munroe, a former NASA roboticist, is the creator of the webcomic xkcd and the author of xkcd: volume 0. xkcd.com. “All because of the colour of my skin. However, when the skin Stable dust: Without sunlight, there would be no Poynting–Robertson What would happen if all the bodies of water on Earth magically disappeared? They push warm tropical waters north and ... evaporating into the clouds and raining back to Earth. across many areas of our lives. sunlight. I think what most people meant with the question is: how fast would the temperature drop be? This lights up the surface of the Moon with about half a lux of illumination—compared to about 130,000 lux from the sun. If the Sun went out, this threat would be eliminated. According to Munroe, this question is “the single most popular submission to What If.” Since the consequences of the Sun becoming “a cold, inert sphere” are many, we’ll have a look at just a few, but quite enough to give you a good idea: Reduced risk of solar flares. This questions is rather inane, and I hope people stop sending him dumb questions like this. For the record, I'm loving XKCD's What If-- 'Dear Abby for mad scientists' (NEIL GAIMAN) Munroe has hit on a wonderful form of science and engineering communication that can do so much-extolling the value of analytical thinking, examining data, and doing back-of-the-envelope calculations-while entertaining readers at the same time . People just want his funny/witty bits. Exact points in time such as noon, sunrise, or sunset vary on the longitude from east … [1] Magnetic storms induce electric currents in wires. So a momentarily disappearance of the sun could prove catastrophic on a planetary scale. He is, not to throw the term around loosely, a genius. Xkcd millionth visitor. Space Oddity - Commander Chris Hadfield style on the ISS — May 14, 2013 4:31:18 AM. how would we die? Its The Moon shines as brightly as the midmorning sun, and by the end of the two minutes, the lunar regolith is heated to a glow. Randall Munroe became famous thanks to his website, xkcd.The idea of xkcd came from Munroe’s several days of teaching experience (the weekend course that he volunteered to teach was part of an MIT weekend program that relied on volunteers with no prior teaching experience to teach the classes).. Munroe received his degree in physics from Christopher Newport University in Virginia. Cheaper trade: Time zones make trade more expensive; it's harder to He worked as an engineer, when he joined NASA in 2005. This is called It requires the controlling of orbits and oscillations of super-massive bodies like the Sun, or more likely bodies ten times more massive. . I bought the book for my physicist father and he read it through in one sitting. [9] If the Sun Randall Munroe, a former NASA roboticist, is the creator of the webcomic xkcd and the author of xkcd: volume 0. In everyday life, these charges cancel each other out almost perfectly. I’m not sure whether anyone Of course, one of the Moon’s most noticeable effects is (or was) the tides. The book is a collection of diagrams and line drawings similar in style to the Up Goer Five comic, which can also be purchased as a poster. . The International Astronomical Union recently named an asteroid after him; asteroid 4942 Munroe is big enough to cause a mass extinction if it ever hits a planet like Earth. The most powerful laser on Earth is the confinement beam at the National Ignition Facility , a fusion research laboratory. #107 - Letter to Mom. which means we would finally be able to place dust into a stable orbit Safer combat pilots: Many people sneeze when exposed to bright We were going to lose our oceans anyway. First – they regulate global temperatures by absorbing energy from the sun. All in all, the Earth would end up just like Venus. Randall Munroe’s Life. phytophotodermatitis. Are there any downsides to this scenario. In every atom, there are protons and electrons that carry opposite charges. furocoumarins cause a nasty chemical burn. This is probably the single most popular question submitted to What Probably some impact on life, weaker tides would stir up less nutrients, etc. Share … As the Sun gets hotter, eventually water will start escaping through evaporation, and—one way or another—the planet will dry out and heat up. Please enable your ad blockers, disable high-heat drying, and remove your device from Airplane Mode and set it to Boat Mode. This would let the planet survive being eaten by the sun as a red giant. For those of you who aren’t familiar, xkcd is a webcomic written by Randall Munroe. For the record, I'm loving XKCD's What If-- 'Dear Abby for mad scientists' ― NEIL GAIMAN Munroe has hit on a wonderful form of science and engineering communication that can do so much-extolling the value of analytical thinking, examining data, and doing back-of-the-envelope calculations-while entertaining readers at the same time .
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