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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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8:57
Let’s learn about how our brains keep track of and try to make sense of time.

12:54
Addressing a few of the most common myths & misunderstandings using scientific evidence.

7:25
Wearing a mask is a cheap and easy way to help stop the spread of COVID-19.

8:11
Why don’t WE have our skeletons on the outside? This is the story of bones!

7:46
Or… maybe the question of what is and isn’t a dinosaur goes deeper than we think?

13:39
No flying animal alive today comes close to their huge size.

13:44
Why do viruses like SARS-CoV-2 happen and why are they becoming more frequent?

9:57
Learn about this Nature Challenge.

2:13
Evolution has given us the gifts we need to survive this difficult time. Here's how.

10:52
Celebrating 30 years of the Hubble Space Telescope.

9:52
Let’s dig into our evolutionary past to try and find an answer.

13:12
Here’s the science of handwashing!