Be Smart

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538 videos

We give you deep answers to simple questions about science and the rest of the universe. And also dad jokes. Be Smart is hosted by Joe Hanson, PhD. He's a mo...

Latest Videos

Something Strange Happens When You Flatten the Earth…

You've Been Lied to About DNA Evidence

Traffic Lights Are So Much Weirder Than You Realize

The Intelligence Test Where Ants Beat Humans

Everything I Thought I Knew About Flavor Was Wrong

The Scientific Lie That Damaged Generations of Men

Inside the Vault Where They Keep the Dinosaur Apocalypse

(Almost) Everything You Learned About Genetics Is Wrong

Mars Used to Be Blue... Then Something Happened

Why Everyone Suddenly Has Autism (It’s Not What You Think)

Why Seedless Fruit Is a Disaster Waiting To Happen

The Randomness Crisis Threatening the Internet

Blood Types Are WEIRDER Than You Think

How Feathered Dinosaurs Accidentally Invented Flight (We Tested It!)

What could we see with a planet-sized telescope

The Argument for De-Extinction EXPLAINED

Photosynthesis Has a Fatal Flaw (and We Can Fix It)

Where Are the Oldest Rocks On Earth

Why Your Grandmother Is an Evolutionary Mystery

The Weird Science That Lets Insects Fly in the Rain

The Weird Reason Some People Can Taste Colors

Why Useless Knowledge Can Be So Useful

The 300-Year Quest to Make Real Diamonds in a Lab

Camouflage Isn't What It Appears To Be

Could Humans Hibernate

Why Do We Vote It's Not For the Reasons You Think…

Some People Won't Be Able to Listen to This Video

The Sun is NOT the Center of the Solar System

Why You See Faces in Things

Why trees look like rivers and also blood vessels and also lightning…