Most sharks have five gill slits on either side. But Hexanchus griseus, a giant and mysterious shark species, has an even six ...

A rare shark species thought to be wiped out due to overfishing has been spotted for the first time after over five decades in Papua New Guinea, shedding more light on the region’s rich biodiversity.

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. An endangered shark was found dead on a beach in Rhode Island this week ...

Combining lasers and sharks may sound like a bad idea, but marine ecologists are banking on it to help save some of the ...

Older than dinosaurs and trees, sharks have endured a lot throughout their 450 million years on Earth. They’ve even survived five mass extinctions, including the asteroid that wiped out 75% of life on ...

SEATTLE – There’s a new pair of apex predators in Puget Sound. Two species of shark, one of which is critically endangered in some places, have been found in South Puget Sound, sparking a bit of ...

Warming waters are attracting more swimmers and sharks alike to the Eastern seaboard -- creating the perfect recipe for an ...

It is difficult for us to imagine how different bodily characteristics can be between humans and animals. And in many ways, ...

Sam But sharks’ fearsome reputation is not based on facts: most attacks on humans are cases of mistaken identity, where the ...