SciShow
How to Move the Sky
The earth is always moving, and our view of the night sky is slowly but surely changing.
SciShow
The Little Lobster That Reveals Climate
Pelagic red crabs are actually lobsters - and that’s not even the weirdest thing about them! They sometimes wash up on shore in droves, signaling large scale climate events like El Niños and serving as a warning to marine biologists of...
TED Talks
Aja Monet and phillip agnew: A love story about the power of art as organizing
In a lyrical talk full of radical imagination, poet Aja Monet and community organizer phillip agnew share the story of how they fell in love and what they've learned about the powerful connection between great social movements and...
SciShow
Can Moving Your Eyes Re-Code Your Memories?
The simple eye movements involved in EMDR therapy are supposed to help you reprocess traumatic memories, but does it actually work?
TED-Ed
TED-Ed A brief history of graffiti - Kelly Wall - MENA
Spray-painted subway cars, tagged bridges, mural-covered walls -- graffiti pops up boldly throughout our cities. And it turns out: it's nothing new. Graffiti has been around for thousands of years. And across that span of time, it's...
SciShow
The Little Lobster That Reveals Climate
Pelagic red crabs are actually lobsters - and that’s not even the weirdest thing about them! They sometimes wash up on shore in droves, signaling large scale climate events like El Niños and serving as a warning to marine biologists of...
TED-Ed
TED-Ed: Why the Sun could crash your internet | Fabio Pacucci
In September 1859, miners following the Colorado gold rush woke up to another sunny day. Or so they thought. To their surprise, they soon discovered it was actually 1am and the sky wasn't lit by the sun, but rather by brilliant drapes of...
TED Talks
TED: 4 lessons I learned from taking a stand against drugs and gun violence | Ilona Szabó de Carvalho
Throughout her career in banking Ilona Szabó de Carvalho never imagined she'd someday start a social movement. But living in her native Brazil, which leads the world in homicidal violence, she realized she couldn't just stand by and...
SciShow
We Use Black Holes to Study Tectonic Plates
The ground under our feet is constantly moving, and to measure these movements, researchers have turned to an unlikely helper: quasars that are millions of light-years away.
Crash Course
Shirley Chisholm: Crash Course Black American History #43
In 1972, Shirley Chisholm ran for president of the United States of America as a Democrat. She didn't win, but this was not the beginning or the end of her career in politics. She held a congressional seat in the New York delegation for...
TED Talks
Zeynep Tufekci: Online social change: easy to organize, hard to win
Today, a single email can launch a worldwide movement. But as sociologist Zeynep Tufekci suggests, even though online activism is easy to grow, it often doesn't last. Why? She compares modern movements -- Gezi, Ukraine, Hong Kong -- to...
TED Talks
Miguel Nicolelis: Brain-to-brain communication has arrived. How we did it
You may remember neuroscientist Miguel Nicolelis — he built the brain-controlled exoskeleton that allowed a paralyzed man to kick the first ball of the 2014 World Cup. What’s he working on now? Building ways for two minds (rats and...
TED Talks
TED: How shocking events can spark positive change | Naomi Klein
Things are pretty shocking out there right now -- record-breaking storms, deadly terror attacks, thousands of migrants disappearing beneath the waves and openly supremacist movements rising. Are we responding with the urgency that these...
TED Talks
TED: Can the metaverse bring us closer to wildlife? | Gautam Shah
Technologist and TED Fellow Gautam Shah invites us to imagine how the metaverse could redefine the relationships between humans and other species. By giving individual wild animals a personal identity (such as Fio, a young orangutan in...
TED Talks
Pamelia Kurstin: The untouchable music of the theremin
Virtuoso Pamelia Kurstin performs and discusses her theremin, the not-just-for-sci-fi electronic instrument that is played without being touched. Songs include "Autumn Leaves," "Lush Life" and David Mash’s "Listen, Words Are Gone."
Crash Course
Women and the Black Power Movement: Crash Course Black American History #40
Women have been a powerful (and largely underappreciated) force in the movement for Black equality in the United States. The Black Power Movement is no exception to that trend. Today, we'll learn about how women contributed to several...
SciShow
Why Do Fetuses Kick So Much?
The feeling of a kicking fetus is perhaps one of the more fun parts of having a baby, but these movements serve a purpose well beyond letting you know that that little thing is in there!
SciShow
Can Animals Predict Earthquakes?
You might have heard about animals behaving oddly right before an earthquake hits. But are these reports more than just anecdotes?
SciShow
Why Do You Stick Out Your Tongue When You Concentrate?
Have you ever done something that required a ton of concentration, like threading a needle, and noticed that sometimes your tongue pokes out involuntarily? It turns out this reflex could be a leftover from the evolution of human language!
Crash Course
Joints: Crash Course A&P
We continue our look at your bones and skeletal system, skipping over the silly kid's song in favor of a more detailed look at your your axial and appendicular skeleton. This episode also talks about the structural and functional...
SciShow
Why can't you tickle yourself?
You might be susceptible to "tickle attacks," but have you ever wondered why you can't tickle yourself?
SciShow
How Shoulders Took Over the World (ft. Emily Graslie!)
Emily Graslie joins us to share the wonder of how shoulders, humble as they may be, have played a huge role in the evolution of mammals the world over. Thanks to the Museum of Comparative Zoology at Havard and The Field Museum for...
Crash Course
The 1960s in America Crash Course US History
In which John Green teaches you about a time of relative tumult in the United States, the 1960s. America was changing rapidly in the 1960s, and rights movements were at the forefront of those changes. Civil Rights were dominant, but the...
TED-Ed
TED-ED: How your muscular system works - Emma Bryce
Each time you take a step, 200 muscles work in unison to lift your foot, propel it forward, and set it down. It's just one of the many thousands of tasks performed by the muscular system: this network of over 650 muscles covers the body...