SciShow
Colonizing Venus with Giant Balloons
A lot of people talk about humans colonizing Mars, but what about Venus?
SciShow
Weird Places Europe's Dancing, Crooked Forests
Hank takes you through the weird, twisted forests of Russia and Eastern Europe, where trees grow at odd angles. What caused trees to grow into big wooden pretzels? Was it wind? Manipulation by woodworkers? Nazis, maybe? See for yourself...
Crash Course
The Red Summer of 1919: Crash Course Black American History
During the Red Summer of 1919 violence against Black people broke out across the United States. Black people and neighborhoods were attacked in Washington DC, Chicago, Tulsa, and many other cities and towns across the country. Post-war...
SciShow
How a Blizzard Creates Thundersnow
Thunder is not something you normally associate with a winter storm. However, if the conditions are right, you might experience thundersnow.
Crash Course
Check Yourself with Lateral Reading: Crash Course Navigating Digital Information #3
Look to your left. Look to your right. Look at this video. Today, John Green is going to teach you how to read laterally, using multiple tabs in your browser to look stuff up and fact check as you read. Real-time fact-checking an help...
SciShow
8 Animals That Only Live in One Place
Some animal species are found in almost every corner of the world. But these 8 species are impressively isolated.
TED Talks
TED: The four fish we're overeating -- and what to eat instead | Paul Greenberg
The way we fish for popular seafood such as salmon, tuna and shrimp is threatening to ruin our oceans. Paul Greenberg explores the sheer size and irrationality of the seafood economy, and suggests a few specific ways we can change it, to...
TED Talks
TED: The rapid growth of the Chinese internet -- and where it's headed | Gary Liu
The Chinese internet has grown at a staggering pace -- it now has more users than the combined populations of the US, UK, Russia, Germany, France and Canada. Even with its imperfections, the lives of once-forgotten populations have been...
SciShow
Why Bacteria Don't Outweigh the Earth
Given just a little time, bacteria could outgrow earth, so what's stopping them?
Be Smart
Exoplanets: Are There Other Earths?
We live in one of a hundred billion of galaxies, each with hundreds of billions of stars. And now, thanks to modern astronomy, we know that the Milky Way is home to perhaps a hundred billion planets! In the past two decades, these...
TED Talks
Rob Forbes: Ways of seeing
Rob Forbes, the founder of Design Within Reach, shows a gallery of snapshots that inform his way of seeing the world. Charming juxtapositions, found art, urban patterns -- this slideshow will open your eyes to the world around you.
TED Talks
TED: What a scrapyard in Ghana can teach us about innovation | DK Osseo-Asare
In Agbogbloshie, a community in Accra, Ghana, people descend on a scrapyard to mine electronic waste for recyclable materials. Without formal training, these urban miners often teach themselves the workings of electronics by taking them...
TED Talks
Paul Sereno: Digging up dinosaurs
Strange landscapes, scorching heat and (sometimes) mad crocodiles await scientists seeking clues to evolution's genius. Paleontologist Paul Sereno talks about his surprising encounters with prehistory -- and a new way to help students...
TED Talks
TED: Let's end ageism | Ashton Applewhite
It's not the passage of time that makes it so hard to get older. It's ageism, a prejudice that pits us against our future selves -- and each other. Ashton Applewhite urges us to dismantle the dread and mobilize against the last socially...
Crash Course
Zola, France, Realism, and Naturalism: Crash Course Theater #31
This week, we're back in Europe to learn about Realism and Naturalism. In the 19th Century, playwrights like Eugene Scribe, Alexandre de Dumas Fils, and Emile Zola remade the French theater, first with Realism, and later with Naturalism....
TED Talks
6 big ethical questions about the future of AI | Genevieve Bell
Artificial intelligence is all around us ... and the future will only bring more of it. How can we ensure the AI systems we build are responsible, safe and sustainable? Ethical AI expert Genevieve Bell shares six framing questions to...
SciShow
The Siberian Traps: A 250 Million Year Old Crime Scene
The event that killed the dinosaurs 66 million years ago might be the most famous mass extinction ever, but it's not the only one in Earth’s history, nor is it the worst... not by a long shot.
SciShow Kids
Why Don’t Haircuts Hurt?
Jessi is getting a haircut later, but what makes it so that your hair doesn't hurt when you go to get it cut?
SciShow Kids
Animal Track Detective! Science for Kids
Maybe you've seen animal tracks in the mud after a rainy day, but did you know that you can study these tracks to learn all kinds of things about the animals that made them? Grab your detective hat and join Jessi to find out how!
SciShow
Weird Places Socotra
The Socotra archipelago in the Arabian Sea supports so many diverse and unique species that it has been described as the most alien place on Earth. Hank takes you on a tour of this weird place in this episode of SciShow.
TED Talks
TED: The case to infect volunteers with COVID-19 to accelerate vaccine testing | Nir Eyal
Conventional vaccine testing is a slow, years-long process. As thousands of people continue to die each day from COVID-19, bioethicist Nir Eyal proposes a radical idea that could dramatically accelerate the vaccine development timeline:...
TED Talks
Erika Hamden: What it takes to launch a telescope
TED Fellow and astronomer Erika Hamden leads the team building FIREBall, a telescope that hangs from a giant balloon at the very edge of space and looks for clues about how stars are created. She takes us inside the roller-coaster,...
TED Talks
Jason Fried: Why work doesn't happen at work
Jason Fried has a radical theory of working: that the office isn't a good place to do it. He calls out the two main offenders (call them the M&Ms) and offers three suggestions to make the workplace actually work.
TED Talks
Noah Feldman: Politics and religion are technologies
Noah Feldman makes a searing case that both politics and religion -- whatever their differences -- are similar technologies, designed to efficiently connect and manage any group of people.