TED Talks
TED: Math is the hidden secret to understanding the world | Roger Antonsen
unlock the mysteries and inner workings of the world through one of the most imaginative art forms ever -- mathematics -- with Roger Antonsen, as he explains how a slight change in perspective can reveal patterns, numbers and formulas as...
TED-Ed
TED-Ed: Michelle Brown: What is a butt tuba and why is it in medieval art?
A rabbit attempts to play a church organ, while a knight fights a giant snail and a naked man blows a trumpet with his rear end. These bizarre images, painted with squirrel-hair brushes on vellum or parchment by monks, nuns and urban...
Crash Course
Gilded Age Politics Crash Course US History
In which John Green teaches you about the Gilded Age and its politics. What, you may ask, is the Gilded Age? The term comes from a book by Mark Twain and Charles Dudley Warner titled, "The Gilded Age." You may see a pattern emerging...
SciShow Kids
The Very Long Time of the Dinosaurs! | History of Life! | SciShow Kids
Dino stops by the Fort to learn all about dinosaurs with Jessi and Squeaks! Did you know that dinosaurs were on Earth for so long that not all dinosaurs lived at the same time?! 2nd Grade Next Generation Science Standards Science and...
TED Talks
Robert Gupta: Music is medicine, music is sanity
Robert Gupta, violinist with the LA Philharmonic, talks about a violin lesson he once gave to a brilliant, schizophrenic musician -- and what he learned. Called back onstage later, Gupta plays his own transcription of the prelude from...
SciShow
Bugs Aren't Brainless! | Great Minds: Charles Henry Turner
At the turn of the 20th century, scientists thought that insects were nothing more than tiny reflex machines. But Charles Henry Turner, who was possibly America’s first Black entomologist, ran some groundbreaking animal behavior studies...
Crash Course
Schizophrenia & Dissociative Disorders: Crash Course Psychology
Did you know that Schizophrenia and Multiple Personality Disorder aren't the same thing? Did you know that we don't call it Multiple Personality Disorder anymore? In this episode of Crash Course Psychology, Hank takes us down the road of...
TED Talks
William Noel: Revealing the lost codex of Archimedes
How do you read a two-thousand-year-old manuscript that has been erased, cut up, written on and painted over? With a powerful particle accelerator, of course! Ancient books curator William Noel tells the fascinating story behind the...
TED Talks
Chiki Sarkar: How India's smartphone revolution is creating a new generation of readers and writers
India has the second largest population of any country in the world -- yet it has only 50 decent bookstores, says publisher Chiki Sarkar. So she asked herself: How do we get more people reading books? Find out how Sarkar is tapping into...
TED Talks
TED: An action plan for solving the climate crisis | John Doerr and Ryan Panchadsaram
How much more damage do we have to endure before we realize that it's cheaper to save this planet than to ruin it? asks engineer and investor John Doerr. In conversation with Countdown cofounder Lindsay Levin, Doerr and systems innovator...
TED Talks
TED: The shocking move to criminalize nonviolent protest | Will Potter
In 2002, investigative journalist and TED Fellow Will Potter took a break from his regular beat, writing about shootings and murders for the Chicago Tribune. He went to help a local group campaigning against animal testing: "I thought it...
Crash Course
Humans and Energy: Crash Course World History 207
In which Stan Muller subs for John Green and teaches you about energy and humanity. Today we discuss the ideas put forth by Alfred Crosby in his book, Children of the Sun. Historically, almost all of the energy that humans use has been...
Be Smart
Evolution: The Book Of Life
My friend Eric Schulze, awesome science guy and leader of Thirst DC helps me understand how genes and DNA write the book of life, and how reading that book has helped us learn that everything on Earth is descended from a common ancestor....
Crash Course
Things Fall Apart, Part 2: Crash Course Literature 209
In which John Green concludes teaching you about Chinua Achebe's Things Fall Apart. You'll learn about the historical contexts of Things Fall Apart, including 19th century colonization and 20th century decolonization. We're going to...
Crash Course
The Northern Renaissance: Crash Course European History
The European Renaissance may have started in Florence, but it pretty quickly moved out of Italy and spread the art, architecture, literature, and humanism across Europe to places like France, Spain, England, and the Low Countries....
TED Talks
Brittany Packnett: How to build your confidence -- and spark it in others
"Confidence is the necessary spark before everything that follows," says educator and activist Brittany Packnett. In an inspiring talk, she shares three ways to crack the code of confidence -- and her dream for a world where...
TED-Ed
TED-ED: The evolution of the book - Julie Dreyfuss
What makes a book a book? Is it just anything that stores and communicates information? Or does it have to do with paper, binding, font, ink, its weight in your hands, the smell of the pages? To answer these questions, Julie Dreyfuss...
TED-Ed
TED-Ed: Why should you read Dante's "Divine Comedy"? | Sheila Marie Orfano
Abandon all hope, ye who enter here... Inscribed above the Gate of Hell, this prophecy sets into motion an epic journey for salvation. Written over 10 years, Dante Alighieri's three-part narrative poem "Divine Comedy" is both an...
TED Talks
TED: The giant leaps in language technology -- and who's left behind | Kalika Bali
Thousands of languages thrive across the globe, yet modern speech technology -- with all of its benefits -- supports just over a hundred. Computational linguist Kalika Bali dreams of a day when technology acts as a bridge instead of a...
Curated Video
Liberals, Conservatives, and Pride and Prejudice Part 2: Crash Course Literature 412
This is it! The final episode of CC Literature season 4 is a deeper look at Jane Austen's Pride and Prejudice. Today we'll explore the novel's take on materialism, and we'll talk about whether the novel has a liberal or conservative...
SciShow Kids
What is an Engineer? | Squeaks has an Engineering Problem! | SciShow Kids
Mister Brown teaches Squeaks all about engineering to help him solve a problem he is having! K-2 Next Generation Science Standards Science and Engineering Practices: Asking Questions and Defining Problems, Developing and Using Models,...
TED-Ed
TED-Ed: A brief history of plural words - John McWhorter
All it takes is a simple S to make most English words plural. But it hasn't always worked that way (and there are, of course, exceptions). John McWhorter looks back to the good old days when English was newly split from German -- and...
TED Talks
Jeffrey Kluger: The sibling bond
Were you the favorite child, the wild child or the middle child? Jeffrey Kluger explores the profound life-long bond between brothers and sisters, and the influence of birth order, favoritism and sibling rivalry.