Shark news, features and articles

Scientists found three distinct great-white-shark populations that congregate in different oceans and do not interbreed. Their separation may have implications for conservation.

Two endangered female sharks found to be reproducing asexually in the absence of males in what appears to be a vital survival mechanism amid declining male populations.

Surprising new research has revealed why the world's longest-living vertebrate, the Greenland shark, has such a lengthy lifespan. The findings could have big implications for the species' future.

A decade after a huge mako shark dubbed "The Beast" was caught off the California coast, experts search for its enormous relatives.

Tasselled wobbegong sharks are so well camouflaged they can vanish on the seafloor, waiting for unsuspecting prey to pass before lunging forward to suck their victims into their giant mouths.

Sharks in the Gulf of Mexico are learning to associate boat engines with food, leading to more and more cases of depredation, experts say.

People had linked recent shark attacks in the Florida panhandle to orca activity in the Gulf. But a combination of dry weather and heat was the real driving force.

"Exceptionally preserved" fossils of an ancient shark that lived alongside the dinosaurs has finally revealed what the predator looked like — and why it may have gone extinct.

Filmmakers have captured hundreds of hammerhead sharks circling a volcanic island off Costa Rica for a new Netflix wildlife series.

Juvenile bull shark numbers have significantly increased in Mobile Bay, Alabama, as waters warm — but swimmers don't need to worry, researchers say.