Why Is Head Scratching a Gesture of Thought?

Why Is Head Scratching a Gesture of Thought?

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How Did Mastodons Defend the Legitimacy of America?

In the 1700s, fossil finds along the Ohio and Hudson Rivers indicated that North America was home to mysterious beasts. Learn how mastodon bones proved both that extinction is real and that America isn't full of degenerates in this episode of BrainStuff, based on this article: ht ...  Show more

BrainStuff Classics: Why Do Some People Eat Dirt?

The craving for and practice of eating earth is more widespread than you might think. Learn why researchers think people engage in this form of pica (i.e., geophagy) in today's classic episode of BrainStuff, based on this article: https://people.howstuffworks.com/culture-traditio ...  Show more

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