TED Talks
TED: The haunting truth of ghost stories | Coya Paz Brownrigg
Ghost stories reveal much more than the ghouls and spirits that haunt them. Settle in for a spooky delight as theater educator Coya Paz Brownrigg lays out three types of bone-chilling tales and exhumes the grave truths they hold about...
MinuteEarth
Why The Shortest Day Of The Year Isn't The Coldest
The way we experience seasons don't necessarily line up with how they're technically defined - here's why.
SciShow
Motor Proteins: Tiny Pirates in Your Cells
To some they look like bow-legged cowboys. To others, swaggering pirates. Either way, the two-legged molecules known as motor proteins are what get the job of living done in most of your cells.
SciShow
Motor Proteins Tiny Pirates in Your Cells
To some they look like bow-legged cowboys. To others, swaggering pirates. Either way, the two-legged molecules known as motor proteins are what get the job of living done in most of your cells.
Crash Course Kids
What's an Engineer?
You've heard of Engineers, I'm sure. But, what are Engineers? Well, it turns out that they're all kinds of people doing all kinds of neat work! Want to be one? Well, join Sabrina in this episode of Crash Course Kids where she talks about...
TED Talks
Mihaly Csikszentmihalyi: Flow, the secret to happiness
Mihaly Csikszentmihalyi asks, "What makes a life worth living?" Noting that money cannot make us happy, he looks to those who find pleasure and lasting satisfaction in activities that bring about a state of "flow."
TED-Ed
TED-Ed: Why do competitors open their stores next to one another? - Jac de Haan
Why are all the gas stations, cafes and restaurants in one crowded spot? As two competitive cousins vie for ice-cream-selling domination on one small beach, discover how game theory and the Nash Equilibrium inform these retail hotspots.
TED Talks
TED: How barbershops can keep men healthy | Joseph Ravenell
The barbershop can be a safe haven for black men, a place for honest conversation and trust -- and, as physician Joseph Ravenell suggests, a good place to bring up tough topics about health. He's turning the barbershop into a place to...
SciShow
Those Maddening Eyeball Floaters!
Sometimes our eyes do weird things. One of the things that it sometimes does is get floaters. What are they? Where do they come from? Join us today on SciShow as Hank explores the science behind these little specks.
TED Talks
TED: Why a good book is a secret door | Mac Barnett
Childhood is surreal. Why shouldn't children's books be? In this whimsical talk, award-winning author Mac Barnett speaks about writing that escapes the page, art as a doorway to wonder -- and what real kids say to a fictional whale.
SciShow
The Door to Hell
In this episode of SciShow, Hank talks about a crater in Turkmenistan that has been on fire for decades and has earned itself the title of: The Door to Hell!
SciShow
Gold: The Big Bling
Hank talks about a shiny element that has fascinated humans for millenia.
TED-Ed
TED-Ed: A riddle of ice and fire dragons | Henri Picciotto
It's your first day as Center Realm's official cartographer, and you've already got a big problem. Center Realm is home to three elder dragons: two ice, one fire, and they've lived in harmony for centuries. But scouts have sighted three...
TED Talks
Sonaar Luthra: Meet the Water Canary
After a crisis, how can we tell if water is safe to drink? Current tests are slow and complex, and the delay can be deadly, as in the cholera outbreak after Haiti's earthquake in 2010. TED Fellow Sonaar Luthra previews his design for a...
TED Talks
Andrew Blum: Discover the physical side of the internet
When a squirrel chewed through a cable and knocked him offline, journalist Andrew Blum started wondering what the Internet was really made of. So he set out to go see it -- the underwater cables, secret switches and other physical bits...
SciShow
We Just Landed on the Far Side of the Moon for the First Time! SciShow News
The new year is off to a great start for space exploration! New Horizons has passed the farthest object ever visited by a spacecraft, and China put a lander on the dark side of the Moon!
SciShow
An Impossible Black Hole, and Finally Meeting Ceres
SciShow Space takes you to a distant, ancient black hole that … really shouldn’t be, and psyches you up for the Dawn spacecraft’s final approach to Ceres!
Be Smart
Does Someone Else Have Your Face?
They say everyone has a doppelganger, but is that really true? This week we meet a young woman who found her own look-alike, and figure out how we actually recognize faces.
TED Talks
TED: Embracing otherness, embracing myself | Thandie Newton
Actor Thandie Newton tells the story of finding her "otherness" -- first, as a child growing up in two distinct cultures, and then as an actor playing with many different selves. A warm, wise talk, fresh from stage at TEDGlobal 2011.
Curated Video
The Columbian Exchange: Crash Course World History
In which John Green teaches you about the changes wrought by contact between the Old World and the New. John does this by exploring the totally awesome history book "The Columbian Exchange" by Alfred Cosby, Jr. After Columbus...
Crash Course
Why is There Uneven Access to Food? Crash Course Geography
Food insecurity, or the lack of access to enough nutritious food, is a complex problem. In the 21st century, even with all of our advances in technology, access to food is still uneven. Today we're going to look at the diffusion of food...
PBS
How the Turtle Got Its Shell
Where did turtles come from? And how did the they get their shells? The answers to these questions would eventually cause scientists to rethink the entire history of reptile evolution.
SciShow
Weird Places: Movile Cave
In 1986, a prospecting crew in southern Romania was looking for a good place to build a geothermal power plant, when they accidentally discovered one of the oddest caves of all