Researchers at Florida International University are using advanced biologging technology—essentially fitness trackers for sharks—to understand how great hammerheads choose their prey.

While many sharks hunt for small, abundant prey when looking for a meal, great hammerheads have a supersized strategy with some big payoffs—eat other sharks. For a long time, scientists have observed ...

Scalloped hammerhead shark, Sphyrna lewini, swimming above a reef. Cocos Island, Pacific Ocean, Costa Rica. Greg Lecoeur, National Geographic Image Collection Off the coast of Mexico, National ...

It’s not just great white sharks cruising around our local waters. Hammerhead sharks were recently spotted off the Bay State coast, according to a leading shark researcher who said it was the first ...

The Galápagos Islands have become one of the world’s most recognisable symbols of marine wildlife protection. Their waters are famous for sea lions, turtles, rays, and large schools of sharks, ...

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Scientists have published what is likely the first-ever scientifically recorded birthing migration for the critically endangered scalloped hammerhead shark (sphyrna lewini). The satellite-tagged shark ...

Smooth hammerhead shark sightings are increasing near Cape Cod, likely due to warming waters. While large predators, smooth hammerheads are not considered dangerous to humans. Other warm-water shark ...