Curiosity and Hunger Are Driven by the Same Brain Regions

Researchers tease out the effects of the two cravings by having participants gamble for the chance to satisfy them.

Written byShawna Williams
| 4 min read

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ABOVE: Edward Poynter’s Orpheus and Eurydice depicts the mythical Greek hero just before his curiosity gets the better of him.
WIKIMEDIA

In Greek mythology, Orpheus descends to the underworld and persuades Hades to allow him to take his dead wife, Eurydice, back to the realm of the living. Hades agrees, but tells Orpheus that he must not look back until he has exited the underworld. Despite the warning, Orpheus glances behind him on his way out to check whether Eurydice is indeed following him—and loses her forever.

The story hints at a dark side to curiosity, a drive to seek certain kinds of knowledge even when doing so is risky—and even if the information serves no practical purpose at the time. In fact, the way people pursue information they’re curious about can resemble the drive to attain more tangible rewards such as food—a parallel that hasn’t been lost on scientists. To ...

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Meet the Author

  • Shawna was an editor at The Scientist from 2017 through 2022. She holds a bachelor’s degree in biochemistry from Colorado College and a graduate certificate in science communication from the University of California, Santa Cruz. Previously, she worked as a freelance editor and writer, and in the communications offices of several academic research institutions. As news director, Shawna assigned and edited news, opinion, and in-depth feature articles for the website on all aspects of the life sciences. She is based in central Washington State, and is a member of the Northwest Science Writers Association and the National Association of Science Writers.

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