The science behind a shark's electric radar A shark's world is not just sight and smell. At close range, it is also electricity. Every movement in the water creates a signal, and the ampullae of Lorenzini are tuned to pick it up. Here's how the...

Sharks can feel your heartbeat in the water thanks to an electroreception system anchored on a device called ampullae of Lorenzini. Here's how the sensory superpower built into every shark works.

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