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It's Okay to Be Smart
Inside the Largest Living Thing On Earth
Season 9
Episode 14
The biggest thing that has ever lived on Earth… is a tree? Hard to believe, but it’s true. Travel with me to the Rocky Mountains of Colorado to go inside the most massive species on our planet, and learn what unique and special evolutionary adaptations let them get so big.
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15:07
We learn how spider vision works.

12:44
Let's learn the story of one of the worst natural disasters that’s ever happened!

27:56
We learn about all the reasons that Earth’s climate changes, natural and otherwise.

12:31
Turns out, we can blame it all on neutron stars and some oddities of the periodic table.

10:00
Join Joe in this whirlwind tour of the endocrine system to find the answers.

8:29
Is Everest the tallest mountain on Earth? The answer is not as simple as you might think.

17:59
Turns out we’re all at risk of being overconfident about something.

19:10
There's an absolutely weird, but surprisingly common phenomenon called sensory adaptation.

11:50
Scientists in Florida can recreate a Category 5 hurricane in a box the size of a bedroom.

10:41
Are humans still evolving? And how have our technological advances affected the process?

19:07
Illusions teach us how our brain constructs a three-dimensional reality using 2-D images.

22:18
Joe talks biology with science communicator extraordinaire Prof. Brian Cox.