Mental Floss

Teacher or professor: Mental Floss
Subject: Knowledge
Content of the Lesson: Medieval Europe was a glorious epoch of jousting, feasting, and poor hygiene. Right? Well, as it turns out, we might not understand the Middle Ages as well as we think we do. Let's rethink this pivotal time in world history. 'Misconceptions' is back with an all-new episode that will challenge your perception of the Middle Ages to a deadly jousting match. Or... something like that. Join host Justin Dodd in an endless pursuit of the truth. ------- Mental Floss is the home for all things curious. Subscribe here for new Mental Floss videos every Wednesday at 3pm (and don't forget the bell!): https://www.youtube.com/channel/UCpZ5... Website: http://www.mentalfloss.com Twitter: http://www.twitter.com/mental_floss Facebook: https://facebook.com/mentalflossmagazine


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Why Are There 7 Days In a Week?

Teacher or professor: It's Okay To Be Smart
Subject: Knowledge
Content of the Lesson: We’re on PATREON! Join the community ►► https://www.patreon.com/itsokaytobesmart SUBSCRIBE so you don’t miss a video! ►► http://bit.ly/iotbs_sub ↓↓↓ More info and sources below ↓↓↓ Why does everyone use a 7 day week, and where did it come from? Where do the names of the days come from? And who can we blame for Mondays? Here’s the true story of one of the oldest human customs still in use today. It gets a little weird. Special thanks to our Brain Trust Patrons: AlecZero Amy Sowada Baerbel Winkler Benjamin Teinby Denzel Holmes Diego Lombeida Dustin Eric Meer George Gladding Jay Stephens Karen Haskell Marcus Tuepker Oliver and Arden Bradshaw Peter Ehrnstrom Robert Young Salih Arslan Vincbis Zenimal Join us on Patreon! https://patreon.com/itsokaytobesmart Twitter http://www.twitter.com/DrJoeHanson http://www.twitter.com/okaytobesmart Instagram http://www.instagram.com/DrJoeHanson http://www.instagram.com/okaytobesmart Merch https://store.dftba.com/collections/its-okay-to-be-smart Facebook https://www.facebook.com/itsokaytobesmartpbs/


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Mental Floss

Teacher or professor: Mental Floss
Subject: Knowledge
Content of the Lesson: Does the word "irregardless" send a shiver down your spine? Does poor grammar *literally* drive you up a wall? You'll want to watch this episode of The List Show, all about notables English language mistakes. Erin (@erincmccarthy) dives into everyday errors and once-in-a-lifetime mistakes, from a copy of the Bible that proved costly for two printers to tricky homophones that pique your interest. In case you forgot, The List Show is a trivia-tastic, fact-filled show for curious people. Subscribe here for new videos every week: https://www.youtube.com/channel/UCpZ5qUqpW4hW4zdfuBxMSJA?sub_confirmation=1 Website: http://www.mentalfloss.com  Twitter: http://www.twitter.com/mental_floss  Facebook: https://facebook.com/mentalflossmagazine Store:


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The Secret Behind a Gecko’s Gravity-Defying Grip

Teacher or professor: It's Okay To Be Smart
Subject: Knowledge
Content of the Lesson: Check out Self-Evident on PBS Voices: https://youtu.be/HY_uZfCeljU We’re on PATREON! Join the community ►► https://www.patreon.com/itsokaytobesmart ↓↓↓ More info and sources below ↓↓↓ Geckos can grip and climb almost anything. Walking up walls, hanging upside down… even from glass. It’s almost like they can defy gravity. How do they do it? The secret lies in nanotechnology. I’ll tell you how that works and how scientists are using this incredible gripping ability to inspire next-generation adhesives References: https://sites.google.com/view/gecko-grip-references/home Special thanks to our Brain Trust Patrons: AlecZero Amy Sowada Baerbel Winkler Benjamin Teinby Denzel Holmes Diego Lombeida Dustin Eric Meer George Gladding Jay Stephens Karen Haskell Marcus Tuepker Oliver and Arden Bradshaw Peter Ehrnstrom Robert Young Salih Arslan Vincbis Zenimal Twitter http://www.twitter.com/DrJoeHanson http://www.twitter.com/okaytobesmart Instagram http://www.instagram.com/DrJoeHanson http://www.instagram.com/okaytobesmart Merch https://store.dftba.com/collections/its-okay-to-be-smart Facebook https://www.facebook.com/itsokaytobesmartpbs/


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Mental Floss

Teacher or professor: Mental Floss
Subject: Knowledge
Content of the Lesson: Candy corn is a divisive Halloween treat. Some like it, others absolutely hate it. Where do you stand? The history of candy corn takes us on a fascinating journey, including a detour through the invention of corn syrup, all the way to the origins of trick-or-treating. How did this simple novelty treat become associated so heavily with October? Food History is a series from Mental Floss where we dive deep into the culinary stories that lead to the food on our plates. If you have an idea for a dish, cooking technique, or cuisine that you’d like us to explore in a future episode, tell us in the comments. And for the origins of many other foods, check out our episode of the List Show https://www.youtube.com/channel/UCpZ5qUqpW4hW4zdfuBxMSJA?sub_confirmation=1 Website: http://www.mentalfloss.com Twitter: http://www.twitter.com/mental_floss Facebook: https://facebook.com/mentalflossmagazine


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Mental Floss

Teacher or professor: Mental Floss
Subject: Knowledge
Content of the Lesson: Cryptids, or animals that have been claimed to exist without proof of their existence, span the globe. From world-famous sea beasts like the Loch Ness Monster to more obscure creatures like the Mongolian Death Worm, these stories have popped up over the years in many cultures. Why are there so many questionable claims about the existence of apemen around the world? How do stories of cryptids spread and mutate over time? And if you’re a disobedient kid, how do you make sure you don’t get eaten by a rougarou? Erin (@erinccmarthy) explains 22 cryptids, from the Pope Lick Monster to chupacabras. In case you forgot, The List Show is a trivia-tastic, fact-filled show for curious people. Subscribe here for new Mental Floss episodes every Wednesday: https://www.youtube.com/channel/UCpZ5qUqpW4hW4zdfuBxMSJA?sub_confirmation=1 Website: http://www.mentalfloss.com  Twitter: http://www.twitter.com/mental_floss  Facebook: https://facebook.com/mentalflossmagazine


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Mental Floss

Teacher or professor: Mental Floss
Subject: Knowledge
Content of the Lesson: What are the real-life origins of urban legends? Why are there so many stories about babysitters in distress? And how did a real human corpse end up on display at an amusement park haunted house? Erin (@erincmccarthy) breaks down the origins of the Mothman and the Goatman, along with some scary stories you probably heard at a sleepover at some point in your life. In case you forgot, The List Show is a trivia-tastic, fact-filled show for curious people. Subscribe here for new List Show episodes the first and third Wednesday of each month: https://www.youtube.com/channel/UCpZ5qUqpW4hW4zdfuBxMSJA?sub_confirmation=1 For more real scary stories (and some not-so-real ones), check out our article on the spookiest ghost stories from all 50 states: http://mentalfloss.com/article/504950/spookiest-ghost-stories-all-50-states Website: http://www.mentalfloss.com Twitter: http://www.twitter.com/mental_floss Facebook: https://facebook.com/mentalflossmagazine


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Mental Floss

Teacher or professor: Mental Floss
Subject: Knowledge
Content of the Lesson: The Garbage Pail Kids squirmed their way into the hearts of America's children, leaking bodily fluids all along the way. But do you know how did the Garbage Pail Kids were born? Or why they were accused of copyright infringement by the company behind the Cabbage Patch Kids? The history of the Garbage Pail Kids is messy, contentious, and filled with (artfully rendered) snot, and we're breaking it all down in this episode of Throwback. For way more on the Garbage Pail Kids, check out the full-length documentary made on the topic: https://www.youtube.com/watch?v=BqvcsRyIdTo Or check out our list on the most valuable Garbage Pail Kids: https://www.mentalfloss.com/article/626925/valuable-garbage-pail-kids-cards Subscribe here for new videos every week: https://www.youtube.com/channel/UCpZ5qUqpW4hW4zdfuBxMSJA?sub_confirmation=1 Website: http://www.mentalfloss.com  Twitter: http://www.twitter.com/mental_floss  Facebook: https://facebook.com/mentalflossmagazine


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Mental Floss

Teacher or professor: Mental Floss
Subject: Knowledge
Content of the Lesson: The history of beer dates back to the ancient Sumerians and features the Egyptian god Osiris, Catholic monks, and maybe even a witch or two. Thousands of years of practice led to the frosty mug on your table today. Food History is a series from Mental Floss where we dive deep into the culinary stories that lead to the food on our plates. If you have an idea for a dish, cooking technique, or cuisine that you’d like us to explore in a future episode, tell us in the comments. Subscribe to Mental Floss so you never miss an episode: https://www.youtube.com/channel/UCpZ5qUqpW4hW4zdfuBxMSJA?sub_confirmation=1 And for the origins of many other foods, check out our episode of the List Show https://www.youtube.com/watch?v=4mTpr...


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Mental Floss

Teacher or professor: Mental Floss
Subject: Knowledge
Content of the Lesson: Facts about Earth can touch on geology, biology, and astronomy, among many other subjects. The surprising Earth facts in this episode of The List Show will hopefully give you a little more appreciation (and many more fun facts) about our planet. Erin (@erincmccarthy) shares a whole lot of facts about the planet Earth, from the etymology of the word earth to weird gravitational anomalies (and the reasons behind them). You’ll learn which type of organism makes up the majority of life on Earth, and which planet inspired albums by Joe Walsh and Marvin Gaye (hint: it isn’t Mars). In case you forgot, The List Show is a trivia-tastic, fact-filled show for curious people. Subscribe here for new List Show episodes the first and third Wednesday of each month: https://www.youtube.com/channel/UCpZ5qUqpW4hW4zdfuBxMSJA?sub_confirmation=1 Website: http://www.mentalfloss.com  Twitter: http://www.twitter.com/mental_floss  Facebook: https://facebook.com/mentalflossmagazine


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The Fastest Animals Are Way Faster Than You Think

Teacher or professor: It's Okay To Be Smart
Subject: Knowledge
Content of the Lesson: Take the PBS Digital Studios annual survey: http://to.pbs.org/2020survey Subscribe to @Ant Lab and @Physics Girl!!! ↓↓↓ More info and sources below ↓↓↓ The fastest animal in nature isn’t what you think it is. It’s way, way smaller than that. Nature’s tiniest creatures warp the laws of physics, and they do it in ways that even human engineers would gawk at. Using the power of super slow-motion macro video, let’s uncover the biological engineering that lets nature’s fastest creatures do their zoomy thing. Ant Lab! ►► https://www.youtube.com/user/adrianalansmith Physics Girl! ►► https://www.youtube.com/c/physicsgirl We’re on PATREON! Join the community ►► https://www.patreon.com/itsokaytobesmart SUBSCRIBE so you don’t miss a video! ►► http://bit.ly/iotbs_sub Special thanks to our Brain Trust Patrons: AlecZero Amory Silva Amy Sowada Baerbel Winkler Benjamin Teinby Denzel Holmes Diego Lombeida Dustin Eric Meer George Gladding Jay Stephens Karen Haskell Marcus Tuepker Megan K Bradshaw Peter Ehrnstrom Robert Young Salih Arslan Vincbis Zenimal Join us on Patreon! https://patreon.com/itsokaytobesmart Twitter http://www.twitter.com/DrJoeHanson http://www.twitter.com/okaytobesmart Instagram http://www.instagram.com/DrJoeHanson http://www.instagram.com/okaytobesmart Merch https://store.dftba.com/collections/its-okay-to-be-smart Facebook https://www.facebook.com/itsokaytobesmartpbs/


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Mental Floss

Teacher or professor: Mental Floss
Subject: Knowledge
Content of the Lesson: Join Mental Floss's Justin Dodd for a fun trivia game. Write your answers in the live chat for a chance to be crowned Champion of the Internet. Tub Trivia is a new quiz show from Mental Floss. It's like pub trivia ... but in a bathroom. -- Mental Floss is For The Curious: we bring you fun content that will make you a little smarter. Our tentpole series, The List Show, features fun facts in lists like "22 Weird Old Jobs From 100 Years Ago." Our series Misconceptions debunks myths and mistakes, like "Misconceptions About The Brain." Other series jump into Food History and more. Subscribe here for new episodes every Wednesday:  https://www.youtube.com/channel/UCpZ5qUqpW4hW4zdfuBxMSJA?sub_confirmation=1 Website: http://www.mentalfloss.com  Twitter: http://www.twitter.com/mental_floss  Facebook: https://facebook.com/mentalflossmagazine


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Mental Floss

Teacher or professor: Mental Floss
Subject: Knowledge
Content of the Lesson: Do planes really fly themselves? Is turbulence dangerous? Can you (or your intestines) get sucked into an airplane toilet? These are the important questions we all ask ourselves as your plane leaves the tarmac (which, by the way, isn't called the tarmac). Let's get into it. Planes are a marvel of modern technology, but when you're on one, they can often feel like terrifying metal deathtraps. Let's break down the most common myths and misconceptions about flying. Join host Justin Dodd in an endless pursuit of the truth. If you have your own topic who's misconceptions you'd like to see debunked leave it in the comments! ------- Mental Floss is the home for all things curious. Subscribe here for new Mental Floss videos every Wednesday at 3pm (and don't forget the bell!): https://www.youtube.com/channel/UCpZ5... Website: http://www.mentalfloss.com Twitter: http://www.twitter.com/mental_floss Facebook: https://facebook.com/mentalflossmagazine


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Mental Floss

Teacher or professor: Mental Floss
Subject: Knowledge
Content of the Lesson: Facts about puberty can be a little like puberty itself: difficult to understand and a little uncomfortable for everyone involved. In this episode of The List Show, Erin McCarthy endeavors to share cringe-free facts about puberty that will teach you a little bit about sexual maturation and development without once uttering the phrase “the birds and the bees.” Erin (@erincmccarthy) discusses the many way animals can change during puberty and discusses a syndrome that can cause delayed or even absent puberty in human beings. In case you forgot, The List Show is a trivia-tastic, fact-filled show for curious people. Subscribe here for new List Show episodes the first and third Wednesday of each month: https://www.youtube.com/channel/UCpZ5qUqpW4hW4zdfuBxMSJA?sub_confirmation=1 Website: http://www.mentalfloss.com  Twitter: http://www.twitter.com/mental_floss  Facebook: https://facebook.com/mentalflossmagazine


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Why a Tuesday Can Feel Like July and Sometimes Never (How We Perceive Time)

Teacher or professor: It's Okay To Be Smart
Subject: Knowledge
Content of the Lesson: We’re on PATREON! Join the community ►► https://www.patreon.com/itsokaytobesmart SUBSCRIBE so you don’t miss a video! ►► http://bit.ly/iotbs_sub ↓↓↓ More info and sources below ↓↓↓ Time passes for all of at the saem rate of one second per second. But why does it sometimes feel like time is passing so fast, or so slowly? Especially during COVID? Let’s learn about how our brains keep track of and try to make sense of time, and how they get fooled. Watch our previous video about masks: https://youtu.be/0Tp0zB904Mc Our entire COVID-19 playlist: https://www.youtube.com/playlist?list=PLsmqeqKj7M-pvu23aAUn6gtvDZAymnZ0K Special thanks to our Brain Trust Patrons: AlecZero Amory Silva Amy Sowada Baerbel Winkler Benjamin Teinby Denzel Holmes Diego Lombeida Dustin Eric Meer George Gladding Jay Stephens Karen Haskell Marcus Tuepker Megan K Bradshaw Peter Ehrnstrom Robert Young Salih Arslan Vincbis Zenimal Join us on Patreon! https://patreon.com/itsokaytobesmart Twitter http://www.twitter.com/DrJoeHanson http://www.twitter.com/okaytobesmart Instagram http://www.instagram.com/DrJoeHanson http://www.instagram.com/okaytobesmart Merch https://store.dftba.com/collections/its-okay-to-be-smart Facebook https://www.facebook.com/itsokaytobesmartpbs/


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Mental Floss

Teacher or professor: Mental Floss
Subject: Knowledge
Content of the Lesson: Join Mental Floss's Justin Dodd for a fun trivia game. Write your answers in the live chat for a chance to be crowned Champion of the Internet. Tub Trivia is a new quiz show from Mental Floss. It's like pub trivia ... but in a bathroom. -- Mental Floss is For The Curious: we bring you fun content that will make you a little smarter. Our tentpole series, The List Show, features fun facts in lists like "22 Weird Old Jobs From 100 Years Ago." Our series Misconceptions debunks myths and mistakes, like "Misconceptions About The Brain." Other series jump into Food History and more. Subscribe here for new episodes every Wednesday:  https://www.youtube.com/channel/UCpZ5qUqpW4hW4zdfuBxMSJA?sub_confirmation=1 Website: http://www.mentalfloss.com  Twitter: http://www.twitter.com/mental_floss  Facebook: https://facebook.com/mentalflossmagazine


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Mental Floss

Teacher or professor: Mental Floss
Subject: Knowledge
Content of the Lesson: Food history is, in many ways, the history of humanity. But which development was more important, cooking meat or harvesting grains? Producing sugar or digging up potatoes? We break down our picks for the most impactful foods in human history on this episode of Food History. In this episode of Food History, we're breaking down the four foods that changed the world: meat, sugar, tubers, and grains. Which will take the crown? Join Justin Dodd and special guest Professor Richard Wrangham in an attempt to answer one of the toughest and most interesting questions we've received at Mental Floss! Food History is a new series from Mental Floss where we dive deep into the culinary stories that lead to the food on our plates. If you have an idea for a dish, cooking technique, or cuisine that you’d like us to explore in a future episode, tell us in the comments. Read that great New York Times story about sugar here: https://www.nytimes.com/interactive/2019/08/14/magazine/sugar-slave-trade-slavery.html These are NOT affiliate links (we make no money off any sales), but they are interesting books that are definitely worth a read: https://www.amazon.com/Catching-Fire-Cooking-Made-Human/dp/0465013627 https://www.amazon.com/Sweetness-Power-Place-Modern-History/dp/0140092331 https://www.amazon.com/Against-Grain-History-Earliest-States/dp/0300182910 For the origins of mashed potatoes, check out our earlier episode of Food History: https://www.youtube.com/watch?v=js8Cfwj12W0 Website: http://www.mentalfloss.com Twitter: http://www.twitter.com/mental_floss Facebook: https://facebook.com/mentalflossmagazine


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Mental Floss

Teacher or professor: Mental Floss
Subject: Knowledge
Content of the Lesson: Who was Dolly Parton talking to when she wrote “I Will Always Love You?” And which power pop ballad was originally written for a vampire musical? You'll learn the answers to those questions and more as Erin (@erincmccarthy) discusses the unlikely origins of 12 popular songs. This episode of The List Show dives into the strange stories behind pop songs, from the real-life tragedies that led to catchy tunes to the time an imperfect translation gave Britney Spears a hit. In case you forgot, The List Show is a trivia-tastic, fact-filled show for curious people. For more of the stories behind the music you know, check out our article on The Strange Origins of 17 Popular Songs: https://www.mentalfloss.com/article/598583/bizarre-origins-behind-popular-songs Subscribe here for new List Show episodes the first and third Wednesday of each month: https://www.youtube.com/channel/UCpZ5qUqpW4hW4zdfuBxMSJA?sub_confirmation=1 Website: http://www.mentalfloss.com  Twitter: http://www.twitter.com/mental_floss  Facebook: https://facebook.com/mentalflossmagazine


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Mental Floss

Teacher or professor: Mental Floss
Subject: Knowledge
Content of the Lesson: Can you guess which of these iconic moments are a myth? Paul Revere screaming on horseback, The Pilgrims landing at Plymouth Rock, or the Founding Fathers signing the Declaration of Independence on July 4th. It turns out, the answer is ... all of them. Yikes. 'Misconceptions' is back with an all-new episode that will destroy and rebuild your perception of Colonial America. Join host Justin Dodd in an endless pursuit of the truth. ------- Mental Floss is the home for all things curious. Subscribe here for new Mental Floss videos every Wednesday at 3pm (and don't forget the bell!): https://www.youtube.com/channel/UCpZ5... Website: http://www.mentalfloss.com Twitter: http://www.twitter.com/mental_floss Facebook: https://facebook.com/mentalflossmagazine


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Mental Floss

Teacher or professor: Mental Floss
Subject: Knowledge
Content of the Lesson: Join Mental Floss's Justin Dodd for a fun trivia game. Write your answers in the live chat for a chance to be crowned Champion of the Internet. Tub Trivia is a new quiz show from Mental Floss. It's like pub trivia ... but in a bathroom. -- Mental Floss is For The Curious: we bring you fun content that will make you a little smarter. Our tentpole series, The List Show, features fun facts in lists like "22 Weird Old Jobs From 100 Years Ago." Our series Misconceptions debunks myths and mistakes, like "Misconceptions About The Brain." Other series jump into Food History and more. Subscribe here for new episodes every Wednesday:  https://www.youtube.com/channel/UCpZ5qUqpW4hW4zdfuBxMSJA?sub_confirmation=1 Website: http://www.mentalfloss.com  Twitter: http://www.twitter.com/mental_floss  Facebook: https://facebook.com/mentalflossmagazine


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