Explain Like I'm Five - Eli5 Mini Podcast

Why do we feel the urge to yawn just by seeing or hearing someone else do it? Do animals yawn? Why do we yawn when bored or tired? Is the oxygen explanation a myth? Why does everything sound muffled when I yawn? Why do I tear up when I yawn? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: rhapsodysparkles, stonefan, fireindeedhot, sleozz, leafmeb, greshirtbrownguy, duzzeno and fendrbud To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why were the Olympics so strict about amateurism in the first place? Why were professionals not allowed initially? Who was disqualified for being a professional? How did the lines between amateur and professional blur? Are there any sports left in the Olympics that still maintain that strict amateur status? ... we explain like I'm five To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why should we ‘eject’ before physically removing a USB device? Who came up with the idea of USB in the first place? What is ‘juice jacking’ and why do we need to watch out for it? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: perkovic15, nmxt, admiralakbar1, thezhoumustgoon, dcsantonio, imlagginghelp, tstack123, intanetto, ddbaby, peppercakerinkiki and tbf16 To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What causes a sore throat? Why is it that alcohol, which is a disinfectant, doesn’t cure a sore throat? Why is honey a popular remedy? Explain the science behind the "lump in your throat" feeling. Did George Washington die of a sore throat? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: perkovic15, nmxt, admiralakbar1, thezhoumustgoon, dcsantonio, imlagginghelp, tstack123, intanetto, ddbaby, peppercakerinkiki and tbf16 To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What exactly is a Dyson Sphere? What materials would be required? What is a Dyson Swarm and a Dyson Bubble? Could any other civilizations have built a dyson sphere already? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: apprehensivemedia999, loki-l, kriss3d and joushmark To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How does collagen differ from other proteins? What are the different types of collagen? Is there a way to slow down collagen loss as we age? What is the relationship between collagen and gelatin? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: leosar, kkl81, leg3ndwaitforitdary, thehealadin, yet_md, diffyqgirl, catortle- and jorhiru To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why is the Mona Lisa the most famous painting in the world when many other paintings are technically harder? How was it stolen? Who is Lisa? What is so captivating about her smile? What happened to Louvre visitor numbers after the painting was stolen? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: w00dzy87, idrinkyrmilkshake, denisedenephew, tritter211, sidkkk, bird_thewarbearer, flyingblues and plasma_dan To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Is there a nutritional difference between frozen and fresh blueberries? Why do some blueberries taste sweet while others are tart? How are blueberries cultivated, and what are the different types? Does the "blue raspberry" exist? What is Bluetooth’s connection to blueberries? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: patricide, dawsomeofthat, krystar78, svarogteuse, bleach_on_a_turtle, fogobum, arpressah and maver456 To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Why has the three body problem been puzzling mathematicians for centuries? What is a real world example? What is its connection to chaos theory? Who wrote the famous fiction novel? Is there really any solar system out there like described in the book and Netflix series? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: takenorinvalid, jonboy82, afcagroo, emyrssentry, koooooj, hasenpfeffer_, ankhcinammon and rainerng. To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How did we go from secret handshakes to digital codes? Explain “something you know, something you have, and something you are”. Where was the first computer password invented? Why are SMS codes considered not that secure? Which former CIA director had their phone compromised via a teenage phone hack? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: aschentei, nottherealslash, elskerelks, mazaru , dissentologist and trueeyes To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What is low earth orbit and how does it enable Starlink to deliver high quality internet? Do they need regulatory approval to operate in each country? With so many satellites, space debris and the risk of collisions must be a major concern - how does SpaceX manage these risks? Weren’t there some near misses early on? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: thaw4188, dkf295, makeitfermi, mfb-, darkalman, celem83, skrillex_wtf and cyanclam To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Who invented boba? Are bubble tea, pearl milk tea and boba all the same thing? Where is Tapioca originally from? If many people in Taiwan are lactose intolerant, how is it that milk tea would be invented there? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: thedarkabys, bazinga-5713, h1deki, fiercelyfuzzy, jordans_channel_, aeolianbroadsword and llanite To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What exactly is the Higgs boson and why is it often referred to as the 'God Particle'? What is the significance of its discovery? What is a Boson? How does the Higgs Boson relate to the Big Bang Theory and the formation of the universe? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: aschentei, nottherealslash, elskerelks, mazaru , dissentologist and trueeyes To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How does life insurance actually work? What is the difference between term and whole life insurance? How do life insurance companies make money if everyone already dies? How do my lifestyle and health affect my premiums? How did a horror movie use life insurance to sell movie tickets? What happened when the astronauts of Apollo 11 tried to buy life insurance? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: querycrook, lord_probability, andrewtyne, demanbmore, babybunnybelly, longhorninnebraska, upset_force66 and blipsman To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

When did people start noticing El Niño and La Niña? What exactly are they? Where does the name come from? How do they affect global weather patterns? Do they really affect the Earth’s rotation? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: impar-exspiravit, thefiercedeity, nianp, colin52 and genxcub To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

Can you explain the role of a jockey during a horse race? Why do horses start side by side in a race instead of a staggered start like in human races? How does horse racing differ from dog racing, and why is the latter often frowned upon? How betting odds work in horse racing? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: k0fi96, anecdotallyextant, alienfreaks04, the_camperdave, gameofchat, theicklestone, sceneofshadows, rsdancey and yourdadsbff To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How did the NATO phonetic alphabet come about? Why were specific words chosen for each letter? Has it changed over time? Why is the number 9 spoken as “niner”? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: i_hate_platpi_ama, mykro76, hugepilchard, instantpowdy and randomusefulbits To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What do all the signs on an airport taxiway mean? What do the various markings and lights indicate? How are parallel runways numbered? Why does Atlanta Airport use an alternative NATO Phonetic Alphabet?  ... we explain like I'm five To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

What is it and why is Gore-tex so special?  Aren’t there other materials that are just as waterproof? How was it discovered? Why does proper care of Gore-tex jackets involve the tumble dryer? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: leonagano, kanobe24, oliverhazzzardperry, ligrgame and bassonb To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com

How do trains maintain traction on the tracks, especially during rainy or icy conditions? How do the wheels not slip off? Why do we always see stone or gravel on train tracks? How did early trains in the 1800s make sure they didn’t collide into each other? ... we explain like I'm five Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: leprechaun2me, lblluke, kuddemuddel, toxiclayishimura_mjd, darthartero and dcsantonio To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Twitter: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: ELI5ThePodcast@gmail.com