Get 7 smart videos delivered to your inbox every week.      

Linus and Lucy, a Ska-lliday Cover

Playing keyboard, trumpet, trombone, guitar, and bass guitar, 23-year-old musician Jeremy Hunter of Skatune Network adds a ska twist to the Vince Guaraldi classic Linus and Lucy. Named for the fictional siblings Li...

Life Cycle: Ai Weiwei in Los Angeles

Made from the traditional kite-making materials—bamboo and silk—mythical creatures float above large figures in a boat. Millions of sunflower seeds, handmade and painted porcelain pieces made by 1,600 artisans in Jing...

Travel deep inside a redwood tree leaf

Travel down into a small flat redwood tree leaf through a stoma, a tiny opening in its surface. This animation from the California Academy of Sciences takes us on a scientifically accurate journey into a palisade cell...

The record-setting Queen of Limbo

Shemika Campbell hails from a long line of limbo. Both her mother and her grandmother were limbo dancers, carrying on the traditionally Trinidadian form of dance. Shemika is keeping up the family legacy, taking limbo ...

4 Levels of Spaghetti & Meatballs: Amateur to Food Scientist

We challenged chefs of three different levels - an amateur, a home cook and a professional chef - to make their versions of spaghetti & meatballs. And then we brought in a food scientist to review their work. What...

Seven Million Years of Human Evolution

Scientists use fossils to reconstruct the evolutionary history of hominins—the group that includes modern humans, our immediate ancestors, and other extinct relatives. Today, our closest living relatives are chimpanze...

What is surface tension? Ask a water strider.

Modern technologies like high speed cameras can allow us to see what was previously 'invisible' to the naked eye. This clip from Richard Hammond's Invisible Worlds provides two memorable slow motion examples: A speedy...

Can you solve the time travel riddle?

Your professor has accidentally stepped through a time portal in his physics lab. You’ve got just a minute to jump through before it closes and leaves him stranded in history. Your only way back is to grab enough colo...