BrainStuff Classics: Are Pop Rocks Dangerous?

This four-legged prehistoric animal had a bony sail on its back and was probably scaly, but it was more closely to related to mammals than it was to dinosaurs. Learn about Dimetrodon and other synapsids in today's episode of BrainStuff, based on this article: https://animals.hows ...  Show more

Samhain is a pagan holiday -- celebrated between the fall equinox and winter solstice -- that helped form modern, secular Halloween celebrations. Learn about Samhain in today's episode of BrainStuff, based on this article: https://people.howstuffworks.com/culture-traditions/holid ...  Show more

Can gravity waves kill you? Why do we have particles? Can fission power a star?

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What are gamma ray bursts, and are they dangerous?

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Why do we have ear wax? Why does it build up and what can it tell us about ourselves? Enter the mysterious ear canal in this sticky new episode of Stuff to Blow Your Mind.