ELI5 Explain Like I'm 5: Bite sized answers to stuff you should know about - in a mini podcast

It's a myth that we yawn to intake more oxygen - so why do we yawn? Why is hearing reduced when you yawn? Why does yawning pop your ears on a plane? Why are yawns contagious? ... We explain like i'm five! Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: provin1327, torsionfree, rob3110, rhapsodysparkles, wingfoot6, fendrbud, xucker, halikan & duzzeno 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: [email protected]

How do pulse oximeters work? Why have they become popular recently? Can they be used to detect Covid-19? ... We explain like i'm five! Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: cutelyn22, internetboyfriend666, scubasteave2001, scarynut, bravo_bravos & rauillindion 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: [email protected]

Why do we get birthmarks? How about Moles? What type of birthmark did Mikhail Gorbachev have? What were some superstitions around birthmarks from the past? ... We explain like i'm five! Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: chabafred, bradjudy, reesuh, platinumgamer55 & bertnod 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: [email protected]

Why do we call it Left and Right in politics? Where did the Left and Right wings originate from? Is it true that young people are generally more Left leaning? Where did the mascots of the Republican Elephant and Democratic Donkey come from? ... We explain like i'm five! Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: conchickawawa, rhynchelma, madmoneymcgee, commietau, reallybigleg, slowings, lpzthehvy & arriver 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: [email protected]

How are rainbows formed? How about double rainbows? Are rainbows really circles? Why isn't brown on the rainbow? ... We explain like i'm five! Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: intangible-tangerine, lastsasquatch, zanelightning, sirherald, dammitcaesar, larae_is_bored & jollyrogerninja 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: [email protected]

What’s the difference between getting sick from a bacteria vs a virus? What are RNA viruses, and why are they different from DNA viruses? Why do RNA based viruses mutate faster than DNA based virus? ... We explain like i'm five! Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: pantieslatina, rhynod, i3igguy, wrsaunders, cstwinkletoes & senegalo 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: [email protected]

Wifi explained. How does wifi hacking actually work? Can a hacker reconstruct one's screen? When the Wifi is sluggish, why does restarting router magically fix it? ... We explain like i'm five! Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: mustbefate, splad, mantice, kocholuna, AuroraAri, wace, -voiz & finalrun 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: [email protected]

Why was the Spanish Flu of 1918 called the Spanish Flu when it was a global pandemic? Why was the 2nd wave more deadly than the first? How many people were affected? Where did it originate? ... We explain like i'm five! Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: whosafossa, scriptifex, thatsnicemyman, bakanogami & alohapizzaguy Article referenced: https://www.smithsonianmag.com/history/journal-plague-year-180965222/ 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: [email protected]

How did people measure the height of mountains in the past? Why are K2 and Annapurna considered more difficult to climb than Everest? Why is there debate about who was the first person to summit it? Who was the first woman to climb Everest? ... We explain like i'm five! Thanks to our sponsor Goodnight Stories for Rebel Girls - a fairytale podcast for kids about extraordinary women from all over the world. https://www.rebelgirls.com Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: kouhoutek, moonkeyman120, eamisagomey, moodoperator, msmelxx, axenhalligan, kelkulus, foragerr, itrandall & cynic_male Great Trigonometrical Survey Wikipedia: https://en.wikipedia.org/wiki/Great_Trigonometrical_Survey 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: [email protected]

Why do people talk about graying hair as Marie Antoinette syndrome? Researchers finally think they know why stress turns your hair gray - we attempt to explain like I'm five. ... We explain like i'm five! Help more people fund us by leaving a rating on iTunes. Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: silver_kitty & protusmose Harvard study published in Nature: https://www.nature.com/articles/s41586-020-1935-3 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: [email protected]

Whats happening when a sneeze ‘gets stuck’? And then just burns your nose and makes your eyes water. Why do we get this odd "spacey" feeling just before we are about to sneeze? ... We explain like i'm five! Help more people fund us by leaving a rating on iTunes. Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: bomb_relief, lorenzo151515, crucesnm & macrosleep 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: [email protected]

What makes 70% alcohol a better disinfectant than 90% alcohol? What is the pancake alcohol analogy? What is Isopropyl alcohol? ... We explain like i'm five! Help more people fund us by leaving a rating on iTunes. Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: pixie_laluna, studentdoctor_kenobi, butterchest & okimintrigued 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: [email protected]

Why are the new chip and pin credit cards safer than the magnetic stripe, especially when most cards still have both? How is the 3 digit security code useful? What is credit card skimming and how does it work? Why does American Express have a different security code format to Visa and MasterCard? ... We explain like i'm five! Thank you to Empower, the sponsor of today's episode. For more info about Empower, visit: empower.me/ELI5 Help more people fund us by leaving a rating on iTunes. Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: cleanaxe, hecre8ivewon, bringer_of_words, tehwildman, theapiary, longtimegonemtgo, ddacke, benthevining & wwwyzzrd. 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: [email protected]

What was the recent algorithm change that is affecting everyone's credit scores? Why do FICO scores start at 300 and end at 850? What factors affect my credit score? ... We explain like i'm five! Thank you to Empower, the sponsor of today's episode. For more info about Empower, visit: empower.me/ELI5 Help more people fund us by leaving a rating on iTunes. Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: snowydew, acreditguru, less_is_happiness, chuyskywalker, aeyln & sonobomb. 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: [email protected]

What are the different types of mask folks are buying to help prevent respiratory illnesses like the corona virus? What is NIOSH? ... We explain like i'm five! Thank you to Empower, the sponsor of today's episode. For more info about Empower, visit: empower.me/ELI5 Help more people fund us by leaving a rating on iTunes. Thank you to the r/explainlikeimfive community as always and in particular the following users whose questions and comments formed the basis of this discussion: gudforthem, jihnen14880 & annunzim. 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: [email protected]

Why do we have pensions schemes? How did first pension fund come into existence in the 1700s? What did Bernoulli and Scottish Presbyterian priests have to do with it? How can I save $1500 this year with Empower? ... We explain like i'm five! Thank you to Empower, the sponsor of today's episode. For more info about Empower, visit: empower.me/ELI5 Help more people fund us by leaving a rating on iTunes. Thank you to the r/explainlikeimfive community as always. This podcast also referenced several blogs and articles including the Sapiens Book, Legacy Trust and Life Insurance KZ. 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: [email protected]

Humanity has lived off bread for thousands of years, so why has the past decade seen such a rise in people 'allergic' to gluten? What is gluten intolerance? What is Celiac’s disease? Why did doctors once think that a banana diet was its cure? Finally, are there any negative effects from a gluten-free diet? ... We explain like i'm five! Help more people fund us by leaving a rating on iTunes. Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: addacus117, p3tunia, the1ine, police-ical, pupperpowell, pantstoespantstoes & nohissyfits NPR article referenced 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: [email protected]

How do password managers work? Should we all be using one? Our cohost Kevin got hacked recently, so this episode is a personal one! Find out what happened. ... We explain like i'm five! Help more people fund us by leaving a rating on iTunes. Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: migzdgreat, oscarsson, beetin, my_tnetennba & sarthakrddt 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: [email protected]

What is zero's connection to algebra, Fibonacci and modern mathematics? What is the significance of it being both number and digit? Why was it so ground breaking when ancient civilizations discovered and started using the number 0? Finally... is infinity a number? ... We explain like i'm five! Help more people fund us by leaving a rating on iTunes. Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: legalbarbecue19, habseligkeitderliebe, dennis_enzo, flobbley, e3rie_, nooneseemstomind & miguelmealie 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: [email protected]

Can we just manufacture a pill for it? Why does it have feel good properties? What’s the difference between Dopamine and Serotonin? What happens when you don't have enough of it? ... We explain like i'm five! Help more people fund us by leaving a rating on iTunes. Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: didudes, optrode, ferfymoe, klarok, petiteplethora, ladybirdthecat, 0thegingersoul0, daniel-tigers-dad, psnivy1, pythonpoole 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: [email protected]

What is the difference between noise canceling and noise isolating headphones? Why aren't noise cancelling headphones as effective in cancelling high pitch sounds as they are in cancelling low pitch sounds? Can noise canceling headphones be harmful to your hearing? ... We explain like i'm five! Help more people fund us by leaving a rating on iTunes. Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: skippy7890, bluefire009, viskerratio, van-nostrand-md, MG2R, umaijcp, jazztaprazzta, montebious, afcagroo, garyfirestorm 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: [email protected]

Is it true that Coca-Cola popularized the modern look of Santa Claus? Why do most of our "traditional" Christmas songs, images and TV/movies come from the 1940s to the 1960s? Why are red and green commonly associated with Christmas? Brian Earl from the Christmas Past podcast joins us for a range of Xmas questions. ... and we explain like i'm five! Help more people fund us by leaving a rating on iTunes. Thank you to Brian Earl from the Christmas Past podcast. If you'd like to hear more excellent xmas episodes, check out Brian's podcast here: https://christmaspast.media/ 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: [email protected]

Why don't some museums or fancy churches allow flash photography? Plus all the photography terms like ISO, shutter speed, aperture explained like I'm five. Why does it feels like people never smiled in old photos? How did they invent color photography? ... We explain like i'm five! Help more people fund us by leaving a rating on iTunes. Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: skimixs, petwins, vanniv_iv, sewcranky, happydenial, coldnoodlesoup, parkinglotranger, chancho600, bulkleather & artgirl6 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: [email protected]

Why is the world record for time walking longer than time standing? People can walk many miles without discomfort, but when we stand for more than a few minutes or so, we get uncomfortable? What is Postural orthostatic tachycardia syndrome or POTS? ... We explain like i'm five! Help more people fund us by leaving a rating on iTunes. Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: mynameispineapplejoe, faykin,ieatfrosties, freshcoconutty, neubourn & syymo 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: [email protected]

Why aren't 50% of people lefties? Why are right handed scissors not usable by left handed folks? Why isn't everybody ambidextrous? Why are a disproportionate number of US presidents left handed? ... We explain like i'm five! Help more people fund us by leaving a rating on iTunes. Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: happyweeze, zodde, schorhr, deviousterran, llittle_llama, fox-mcleod, samzeman, mathem_ & howmanydads 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: [email protected]

What happens when you put the wrong thing in the recycle bin? Why are some plastics recyclable and others not? How does aluminum get separated using magnets if it's not a ferrous metal? ... We explain like i'm five! Help more people fund us by leaving a rating on iTunes. Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: happyweeze, zodde, schorhr, deviousterran, llittle_llama, fox-mcleod, samzeman, mathem_ & howmanydads 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: [email protected]

Why are truffles such a big deal? If truffles are so rare why don't we just farm them? Did you know that truffles used to be common and much less expensive in the early 1900s? ... We explain like i'm five! Help more people fund us by leaving a rating on iTunes. Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: harrybro, concise_pirate, irmas, giralnias, letstrythisagain, salt-the-skies, esrgdsger, najjex, thesmitestuff, frankiebignut & peacheserratica 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: [email protected]

Does a marathoner really get an inch shorter during the course of a marathon race? What else happens to the body when you run 26.2 miles? Why is the marathon distance even 26.2 miles in the first place? ... We explain like i'm five! Help more people fund us by leaving a rating on iTunes. Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: oakteach, medstudent0302, janguskhan, dyslexiaisagfit & tarpit_carnivore BBC News articles referenced: What happens to a runner's body? http://news.bbc.co.uk/2/hi/uk_news/magazine/4259766.stm The body's marathon effort http://news.bbc.co.uk/sport2/hi/athletics/4326947.stm 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: [email protected]

What is the difference between western and asian tea etiquette? Why do the Chinese and Japanese not put sugar and milk in their tea? What are the health benefits of tea?... and why you should never put a tea bag in the microwave! ... We explain like i'm five! Help more people fund us by leaving a rating on iTunes. Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: queenfiasco, kouhoutek, fuzzycheddar, licencetobill & anschauung Wikipedia Health Effects of Tea: https://en.wikipedia.org/wiki/Health_effects_of_tea To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: [email protected]

How does the body repair a wound? Do scars always grow back the same as they were before? Do fingerprints grow back exactly as the original? Why do scars not tan the same as normal skin? ... We explain like i'm five! Help more people fund us by leaving a rating on iTunes. Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: sulfurexplosion, _baddwolf, mostlygray, fatboystew, excheesecake, insult_king, themarkhasbeenmade & jcmcfancypants To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: [email protected]

Why do typical female bike frames have a dip in the frame, while men's have a horizontal beam? Why is the geometry of a racing bike slightly different from that of a typical bike? How about mountain bikes vs road bikes? What is gravel biking? ... We explain like i'm five! Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: wharrgarblll, robobenjie, iwasnotarobot, decade240 & brainflakes To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: [email protected]

How does AC and refrigeration in general work? Why is Freon gas used? Why do some people say that air conditioning is a cause of Legionnaires' disease? ... We explain like i'm five! Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: theod4re, burried_treasure, off2seethewiz, jbota, futurol & super_ag To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: [email protected]

Why is there the tradition of not seeing the bride in the wedding dress beforehand? Where did something old, something new, something borrowed and something blue come from? Why is there a tradition of smashing a glass at the end of Jewish weddings? What happens if someone 'objects' during the ceremony? ... We explain like i'm five! Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: londonpilot, ayrilios, drocd, redditedself, me_suds, memehehe & yorkshire45 To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: [email protected]

What makes someone a morning person? How do you explain the Circadian clock? If I'm not one, is it possible to become a morning person? ... We explain like i'm five! Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: brylow, slingbladerunner, cjc09, auroun2013 & hansfredderik To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: [email protected]

Why does it take 24 hours for muscles to start hurting after a workout? Why not straight away? We explain delayed onset muscle soreness (DOMS) like I'm 5. And while we're at it, what are muscle knots? How do I get them and get rid of them? ... We explain like i'm five! Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: 400stars, peaceoutscout, crispturtle & chaveza94 To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: [email protected]

When flights get cancelled because of heavy winds, why is it only a proportion of flights and not 100% that stop? Isn’t it a binary decision of: 'safe' or 'too dangerous'? After weather cancels thousands of flights and lots of people are displaced, how to they all get back on schedule when presumably flights for the next few days are already booked up? ... We explain like i'm five! Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: skmotay, mr_gimenez, nil_defect_found & unpopularcrayon To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: [email protected]

Did you know that the word Jeans comes from Genoa Italy? Where does the word Denim come from? Is true what that you don't have to wash jeans, just put them in the freezer? Did the CEO of Levi's really say that? ... We explain like i'm five! Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: warpvsweft, b0nesawisready & tchoob To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: [email protected]

What is white noise? What about the other colored noises? What do these noises do the brain? Why do some people use brown noise as a way to focus? ... We explain like i'm five! Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: takedown1001, acheron_apostolos, insecuredud99, wattwattwatt & smithgentleman To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: [email protected]

Why have remote controlled drones or RC quadcopters become so popular in recent years? If they are a superior design to regular helicopters, why aren't we starting to see full scale quadcopters being built? ... We explain like i'm five! Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: omni314, audigex, cooperred, prionbacon, youngmafia15, gnonthgol & wmccluskey To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: [email protected]

How does Bitcoin it work? How do I get it? What is the blockchain? What is mining? Why are ASIC and GPU or video cards used instead of a more general purpose CPU? ... We explain like i'm five! This episode mentions a shout out to the Unchained Podcast which you can find here: https://podcasts.apple.com/us/podcast/unchained-your-no-hype-resource-for-all-things-crypto/id1123922160 Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: concise_pirate, mmessina978, stefanutzu212 & eskelsar To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.twitter.com/eli5ThePodcast/ or send us an e-mail: [email protected]

What causes stress? What does it do to our bodies? What’s the difference between 'fight or flight' and 'rest and digest'? Does stress cause grey hair? ... We explain like i'm five! Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: 4dddyq, windystew & penakazato To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.facebook.com/eli5ThePodcast/ or send us an e-mail: [email protected]

What makes popcorn pop? Can we pop other grains like rice or quinoa? Why does the first kernel popped not burn while the others are being popped? Why do most brands of microwave popcorn require one specific side to be placed up? ... We explain like i'm five! Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: padenormous, advrider84, alex_dlc, metal_opera, uno-dos, robertsihr, diverguy1982 & cjluthy To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.facebook.com/eli5ThePodcast/ or send us an e-mail: [email protected] ... we love hearing from you!

What makes your metabolism faster and what makes it slow down? In my day to day cycle what happens to it? How big of a factor is metabolism in losing weight? Can I overcome a slow metabolism with exercise? Is it going to totally mess up a diet? ... We explain like i'm five! Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: takingbackmychem & vijchti To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.facebook.com/eli5ThePodcast/ or send us an e-mail: [email protected] ... we love hearing from you!

Lots of people snore. Why don't we hear ourselves snore? ... We explain like i'm five! Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: vealophile, theraui, rohkas, bloodaxe007, mos95b & activ8r To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.facebook.com/eli5ThePodcast/ or send us an e-mail: [email protected] ... we love hearing from you!

How do steroids work? What about them makes them so dangerous? Why are they illicit and banned from most professional sports? ... We explain like i'm five! Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: deknegt1990, drkobbe, lifteatsleeprepeat2, sa250039 & swollymamoth To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.facebook.com/eli5ThePodcast/ or send us an e-mail: [email protected] ... we love hearing from you!

Superman did it in Superman 3. If coal turns to diamonds through pressure, could we dump a bunch of coal on the ocean floor to turn them into diamonds faster? ... We explain like i'm five! Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: rnbwmstr, bizitmap, stuthulhu, nevm, iamplasma & sir_beard To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.facebook.com/eli5ThePodcast/ or send us an e-mail: [email protected] ... we love hearing from you!

Why is breakfast "the most important meal of the day"? Where did the phrase even come from? ... We explain like i'm five! Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: bca1849, mredding, shleppenwolf & lyrical_myrical To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.facebook.com/eli5ThePodcast/ or send us an e-mail: [email protected] ... we love hearing from you!

Where does wine get its taste? Why is it that everything can be tasted in the wine from the climate to the soil but pesticides are never mentioned? Do pesticides affect the taste of wine? ... We explain like i'm five! Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: ecoJamesbond, indigostrudel & wine-o-saur To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.facebook.com/eli5ThePodcast/ or send us an e-mail: [email protected] ... we love hearing from you!

What is so magical about baking soda? It's used in in cooking, cleaning, deodorizing and many more applications. What gives it such amazing properties for everything? ... We explain like i'm five! Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: captainawesomevcu, onewordscience & re_assembly To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.facebook.com/eli5ThePodcast/ or send us an e-mail: [email protected] ... we love hearing from you!

Measles have reappeared in the US because of anti-vaccination movements. Why should I care if I'm vaccinated, aren't I already protected from it? .. We explain like i'm five! Thank you to the r/explainlikeimfive community, and specifically the following reddit users whose questions and responses formed the basis of this conversation: delixd, antechronos, shifty_coder, okverymuch, silver_agocchie, robbak & quicksilver-rain To the ELI5 community that has supported us so far, thanks for all your feedback and comments. Join us on Facebook: https://www.facebook.com/eli5ThePodcast/ or send us an e-mail: [email protected] ... we love hearing from you!