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Whether the topic is popcorn or particle physics, you can count on BrainStuff to explore -- and explain -- the everyday science in the world around us.

How (And Why) Do Cats Purr?

April 13th, 2016

Episode 1000 of 1101 episodes

Cats purr for all kinds of reasons, including communication and healing themselves. Christian explains how purring works and which cats can't do it.

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