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It's Okay to Be Smart
Are Some Species More Important Than Others?
We explore the universal rules of life that tie together Earth’s living systems. Traveling from Africa’s Serengeti plains to the nearly extinct prairies of the western U.S. to discover the unexpected species that determine the very existence of these places. Can an ecosystem survive without its keystone species? Can we restore endangered human cultures by bringing back a nearly-extinct ecosystem?
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13:13
Learn how different animals get their stripes.

12:05
There are parts of you that are living and dying at the same time. We find out how much.

12:31
We explore the evolutionary enigma of sex and its existence.

12:27
This episode is about the science and evolutionary history of...butts.

18:46
How do the neurons in our brain work? Find out here!

11:18
Here's the science behind why humans are warm-blooded.

12:38
This could have devastating effects on our future.

11:57
We dug a classic doc that tells the story of the transcontinental burrito hypertunnel.

19:29
We explore all the questions that teach us what's possible in evolution!

22:36
Let's find out exactly what is it!

20:26
Let’s journey from Einstein’s thought experiments about relativity to answer it.

14:49
We use lots and lots of mousetraps and ping-pong balls to show how this works.