SciShow
TMT: The World’s Most Controversial Telescope
What exactly is the Thirty Meter Telescope, and why is the proposed location in Hawai'i such a conflict?
TED Talks
TED: The informal settlements reshaping the world | Jota Samper
Creative, sustainable solutions find their home in the thousands of informal neighborhoods across the world. Urban planner Jota Samper believes these often overlooked settlements (also known as slums) should be regarded as hubs of...
TED Talks
Love, sorrow and the emotions that power climate action | Knut Ivar Bjørlykhaug
Picture your favorite place in nature. How would you feel if it disappeared tomorrow? In this love letter to the planet, social worker and environmental activist Knut Ivar Bjørlykhaug invites us to confront the deep, difficult emotions...
TED Talks
A stealthy reimagining of urban public space | Elizabeth Diller
Cities are becoming increasingly privatized: commercial real estate dominates the streets, carving up open space that once belonged to the public and selling it as a commodity to the highest bidder. Architect Elizabeth Diller explores...
SciShow Kids
Our Favorites | Compilation
Jessi and Squeaks are packing up for a long trip, but before saying goodbye, wanted to share some of their favorite videos.
PBS
Inside the Dinosaur Library
We're back in Bozeman, Montana this week talking to Amy Atwater, Collections Manager at the Museum of the Rockies. MOR has among the largest collections of North American dinosaurs in the United States. We talk to Amy about her job and...
TED Talks
Cary Fowler: One seed at a time, protecting the future of food
The wheat, corn and rice we grow today may not thrive in a future threatened by climate change. Cary Fowler takes us inside the Svalbard Global Seed Vault, a vast treasury buried within a frozen mountain in Norway, that stores a diverse...
SciShow
Weird Places: The Glowing Blue Lava at Kawah Ijen
Maybe you've seen pictures of glowing blue lava flows and dismissed them as Photoshop trickery. Healthy skepticism is good, but there really is a volcano in Indonesia where a unique fluke of chemistry creates an eerie blue glow.
MinutePhysics
Solution to the Grandfather Paradox
If you could travel back in time, and you killed your grandfather, would you be killing your future self? What do physics, complexity theory, and computer science have to say about this famous murderous time-travel paradox?
MinuteEarth
The Mystery of The Exploding Appendix
Rates of appendicitis vary around the world, likely due to the forces of modernization. **Appendix** - There are many other unforeseen health changes that seem to be related to the forces of modernization, like the increase in rates of...
SciShow
SciShow Talk Show: Ecology Project International & Serpentina the Rubber Boa
This week on the SciShow Talk Show Haley Hanson joins us from Ecology Project International to talk about how they bring high school students into the field to help with research and learn about ecology and conservation. Then Jessi from...
Crash Course
Pitching and Pre-Production: Crash Course Film Production
Pitching your movie to people can be hard. A studio, a friend, your mom... each of these entities will have different stressed and give you different results. But, what's important in a pitch? And what happens after the pitch? How do you...
TED Talks
TED: The seeds of change helping African farmers grow out of poverty | Andrew Youn
Farmers stand at the center of the world, says Andrew Youn, cofounder of One Acre Fund, an agricultural organization that's empowering sub-Saharan farm families with the loans, seeds, fertilizer and training needed to increase crop...
Be Smart
Amazing Animal Superpowers
Evolution has come up with some pretty amazing ways to get things done when it comes to animals, plants and microbes. From radiation-resistant bacteria (like Dr. Manhattan) to geckos who climb glass using atomic adhesion (like Spider...
TED Talks
TED: The radical potential of self-evolving robots | Emma Hart
What if robots could build and optimize themselves -- with little to no help from humans? Computer scientist Emma Hart is working on a new technology that could make "artificial evolution" possible. She explains how the three ingredients...
TED Talks
TED: The 4 commandments of cities | Eduardo Paes
Eduardo Paes is the mayor of Rio de Janeiro, a sprawling, complicated, beautiful city of 6.5 million. He shares four big ideas about leading Rio -- and all cities -- into the future, including bold (and do-able) infrastructure upgrades...
SciShow Kids
Save the Rhinos! Animal Science for Kids
What has tough skin, a tiny tail, and a big horn on its nose? A rhino! Join Jessi and Squeaks and learn all about these super cool, super strong animals!
Crash Course
Slave Codes Crash Course Black American History
Slave codes were a method of protecting the investment of white enslavers in the Colonies by restricting the lives of enslaved people in almost every imaginable way. The codes restricted enslaved people’s ability to move around, or...
SciShow
Bacteria Could Someday Power Our Cell Phones
Unlike most living things, there are species of bacteria that can harness electrons directly and even shuttle them around from place to place like living wires.
3Blue1Brown
Binary, Hanoi, and Sierpinski, part 2
How counting in Ternary can solve a variant of the Tower's of Hanoi puzzle, and how this gives rise to a beautiful connection to Sierpinski's triangle.
SciShow
The 4 Most Irreplaceable Places
What's the awesomest place in the world? Scientists can think of at least 137, the newly released list of the most biologically important places on Earth. Hank explains how ecologists arrived at this list, and takes you on a tour of four...
TED-Ed
TED-Ed: Could we build a wooden skyscraper? | Stefan Al
Towering 85 meters above the Norwegian countryside, Mjøstårnet is the world's tallest wooden building, made almost entirely from the trees of neighboring forests. But as recently as the end of the 20th century, engineers thought it was...
TED Talks
Euvin Naidoo: Why invest in Africa
South African investment banker Euvin Naidoo explains why investing in Africa can make great business sense.