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

Why do the same, self-repeating patterns appear in trees, rivers, lightning, and even our bodies?

See TV Schedule

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

Premiered July 18, 2024

All Episodes

Be Smart: Season 12

Camouflage Isn't What It Appears To Be

Why Don’t Humans Hibernate?: asset-mezzanine-16x9

Watch (11:17)

Why Don’t Humans Hibernate?

The Paradox of Voting

Why Do We Hate Certain Sounds: asset-mezzanine-16x9

Watch (16:27)

Why Do We Hate Certain Sounds

The Sun is NOT the Center of the Solar System

Why You See Faces in Things: asset-mezzanine-16x9

Watch (10:23)

Why You See Faces in Things

Program Specials & Extras

Africa is the only continent where these megafaunas still exist. But, why?

Watch (21:29)

Special

The Mystery of Earth's Disappearing Giants

We meet some interesting bugs that use truly extreme senses to navigate their world.

Watch (17:08)

Special

Dung Beetles: The Poop-Rolling Stargazers of the Serenget

We look at some surprising ways that species use teamwork in order to survive.

Watch (20:59)

Special

These Butt-Tickling Ants Are Endangered Butterfly Bodyguards

About the Program

Be Smart

Join Joe Hanson as he explores curiosity and illuminates the science behind… well, everything.

Connect with Be Smart