Sharks have never been able to outswim their reputation as mindless killers, which is so entrenched that the U.S. Navy once even tried to weaponize them. But are sharks really just “remorseless eating machines” on the hunt for blood? Hop in the water with marine scientists for a look at sharks’ extraordinary senses and unique adaptability. For more information on this episode, visit nationalgeographic.com/overheard Want More? National Geographic’s SharkFest swims onto screens this July and August with six weeks of programming! Watch Shark Beach With Chris Hemsworth, the feature documentary Playing With Sharks, and other shark-infested programming all summer long on National Geographic and Disney+. You can read our stories about how sharks can navigate via the Earth’s magnetic field and even band together to hunt. And be sure to check out our list of the most fascinating shark discoveries in the last decade. Also explore: Lauren Simonitis is a member of a cool group called Minorities in Shark Science, which promotes inclusivity and diversity in shark science. You can read more about shark repellent research in Mary Roach’s book Grunt, and her latest book comes out September 14. It’s called FUZZ: When Nature Breaks the Law. If you like what you hear and want to support more content like this, please consider a National Geographic subscription. Go to natgeo.com/exploremore to subscribe today. Learn more about your ad choices. Visit podcastchoices.com/adchoices

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“What did the council decide on item 42?” — answered with the speaker and the moment.

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