TED Talks
Joe Kowan: How I beat stage fright
Humanity's fine-tuned sense of fear served us well as a young species, giving us laser focus to avoid being eaten by competing beasts. But it's less wonderful when that same visceral, body-hijacking sense of fear kicks in in front of 20...
SciShow
The First Humans on the Moon
The Apollo 11 mission had many opportunities for things to go awry, and they almost did! Find out how a felt-tipped pen may have saved the lives of the first astronauts on the moon, and more!
TED Talks
Dessa: Can we choose to fall out of love?
What's the best way to get over heartbreak? Rapper and writer Dessa came up with an unconventional approach after a chance viewing of Helen Fisher's TED Talk about the brains of the lovestruck. In a wryly funny talk, she describes how...
TED-Ed
TED-Ed: What causes sleepwalking? | Emmanuel During
Mumbling fantastical gibberish; devouring blocks of cheese in the nude; peeing in places that aren't toilets; and jumping out of windows. These are all things people have reportedly done while sleepwalking, a behavior that can be...
TED Talks
Sebastian Wernicke: Lies, damned lies and statistics (about TEDTalks)
In a brilliantly tongue-in-cheek analysis, Sebastian Wernicke turns the tools of statistical analysis on TEDTalks, to come up with a metric for creating "the optimum TEDTalk" based on user ratings. How do you rate it? "Jaw-dropping"?...
Crash Course
Radical Reactions Hammonds Postulate - Crash Course Organic Chemistry
Throughout this series we’ve mostly talked about pairs of electrons, but electrons don’t always have a buddy. An atom or group of atoms with a single unpaired electron is called a radical. In this episode of Crash Course Organic...
SciShow
Rocking & Sleep: It's Not Just for Babies
50 to 70 million people are thought to have some kind of sleeping disorder. If you're one of those people, desperate for a good night's sleep, scientists may have an option for you: rocking!
SciShow
Your Brain’s Secret to Freestyling
Ever wonder how that guitarist nailed that solo or how your favorite rapper can roll out so many lyrics while making it look easy? Beside lots of practice, your brain has a few tricks.
TED-Ed
TED-ED: Why should you read "Macbeth"? - Brendan Pelsue
There's a play so powerful that an old superstition says its name should never be uttered in a theater. A play that begins with witchcraft and ends with a bloody, severed head. A play filled with riddles, prophecies, nightmare visions,...
SciShow
Why Can’t I Remember My Dreams?
Everyone has dreams, but some people are better at remembering them than others. Scientists aren't sure why we dream, but remembering them has a lot to do with the activity in your brain, and with how well you sleep.
SciShow
How Harry Potter Turns You Into A Wizard
Have you ever read Harry Potter and wished that you were a student at Hogwarts, studying magic with Harry, Ron, and Hermione? Well, your wish might have partially come true, without you knowing it.
MinuteEarth
How We Make MinuteEarth Videos (Behind the Scenes)
An outline of how we make our videos.
PBS
History's Most Powerful Plants
Fossil fuels are made from the remains of extinct organisms that have been exposed to millions of years of heat and pressure. But in the case of coal, these organisms consisted largely of some downright bizarre plants that once covered...
TED-Ed
TED-Ed: The Romans flooded the Colosseum for sea battles - Janelle Peters
Starting in 80 CE, residents of Rome and visitors from across the Roman Empire would fill the stands of the Colosseum to see gladiators duel, animals fight and chariots race around the arena. And for the grand finale, water poured into...
TED Talks
William Kamkwamba: How I harnessed the wind
At age 14, in poverty and famine, a Malawian boy built a windmill to power his family's home. Now at 22, William Kamkwamba, who speaks at TED, here, for the second time, shares in his own words the moving tale of invention that changed...
TED Talks
TED: How I use sonar to navigate the world | Daniel Kish
Daniel Kish has been blind since he was 13 months old, but has learned to "see" using a form of echolocation. He clicks his tongue and sends out flashes of sound that bounce off surfaces in the environment and return to him, helping him...
TED-Ed
TED-Ed: Why it's so hard to cure HIV/AIDS - Janet Iwasa
In 2008, something incredible happened: a man was cured of HIV. In over 70 million HIV cases, this was a first, and, so far, a last, and we don't yet understand exactly how he was cured. But if we can cure people of various diseases,...
TED Talks
TED: How new technology helps blind people explore the world | Chieko Asakawa
How can technology help improve our quality of life? How can we navigate the world without using the sense of vision? Inventor and IBM Fellow Chieko Asakawa, who's been blind since the age of fourteen, is working on answering these...
SciShow
Can Seawater Fix California's Drought?
How do we make seawater drinkable? And can that technology save California?!
TED-Ed
TED-Ed: How a wound heals itself - Sarthak Sinha
Our skin is the largest organ in our bodies, with a surface area of about 20 square feet in adults. When we are cut or wounded, our skin begins to repair itself through a complex, well-coordinated process. Sarthak Sinha takes us past the...
TED Talks
TED staff: It's TED, the Musical
Do you have a TED Talk inside, just bursting to come out? Take this tongue-in-cheek musical journey to "Give Your Talk." A musical love letter to our speakers -- written, directed and performed by the TED staff.
TED-Ed
TED-Ed: All the World's a Stage by William Shakespeare
An animated interpretation of William Shakespeare's poem "All the World's a Stage"
Crash Course
How Populations Grow and Change: Crash Course Geography
Is the world overpopulated or underpopulated? While we worry about there being too many people for the planet to support, we can also worry about how fewer people in a given place may affect the economy, what may happen when there are...
Crash Course
North America Gets a Theater...Riot: Crash Course Theater #29
It's lights up in America! This week, we're headed to North America. We'll look at Native American storytelling traditions, the theater that Europeans brought along starting in the 17th century, and how theater developed before and after...