Essential video portal focusing on human nature, promoting healthy skepticism, critical thinking and reason.

Tag: Hormones / Neurotransmitters


What Causes Runner's High?

What Causes Runner’s High?

[2:55] After a good distance of running, you might have felt a sensation of happiness. That is the runner’s high a…

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The Teenage Brain

The Teenage Brain

[59:12] Vassar alums Lisa Kudrow ’85 and Abby Baird ’91 have a conversation about Baird’s researc…

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What is Chemical Evolution?

What is Chemical Evolution?

[9:14] Have you ever wondered how life first got started on Earth? So do scientists! Though the question has not yet been …

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