Some gesticulations come naturally -- scratching your head when you're thinking is so common that it's basically a cliche. But why? Learn what researchers have to say in this episode of BrainStuff.

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<p>Some gesticulations come naturally -- scratching your head when you're thinking is so common that it's basically a cliche. But why? Learn what researchers have to say in this episode of BrainStuff.</p><p> </p> Learn more about your ad-choices at <a href="https://www.iheartpodcastnetwork.com">https://www.iheartpodcastnetwork.com</a>

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.

BrainStuff

Why Is Head Scratching a Gesture of Thought?

https://api.omny.fm/orgs/e73c998e-6e60-432f-8610-ae210140c5b1/clips/f872611f-f132-4d7d-bd47-ae3200556d09/transcript