The Sixth Extinction

This time, we're the asteroid

See TV Schedule

The Sixth Extinction Be Smart

Premiered November 17, 2014

The Sixth Extinction

This time, we're the asteroid

More Ways to Watch

See TV Schedule

All Episodes

Be Smart: Season 3

The Strange Science of the Placebo Effect: asset-mezzanine-16x9

Watch (06:15)

The Strange Science of the Placebo Effect

The REAL Physics of Hot Air Balloons!: asset-mezzanine-16x9

Watch (05:51)

The REAL Physics of Hot Air Balloons!

This is a SUPER BLOOD MOON! Lunar Eclipses Explained: asset-mezzanine-16x9

Watch (03:58)

This is a SUPER BLOOD MOON! Lunar Eclipses Explained

Do Other Animals Mourn Their Dead?: asset-mezzanine-16x9

Watch (04:59)

Do Other Animals Mourn Their Dead?

How To Hit A Fastball (According To Science!!!): asset-mezzanine-16x9

Watch (05:55)

How To Hit A Fastball (According To Science!!!)

What Color Is The Moon?: asset-mezzanine-16x9

Watch (03:39)

What Color Is The Moon?

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