The ocean’s ultimate predator once hunted whales with ease. Here’s why the world’s biggest shark eventually vanished off the ...

Recently, we dove deep on the world’s smallest shark (the dwarf lanternshark) and now we’re swinging to the other end of the shark size spectrum to look at the world’s largest fish. The whale shark is ...

Whale sharks are the largest species of shark. Their gentle manner and massive size make them the gentle giants of the ocean. However, one especially large whale shark has been spotted off the Pacific ...

When identifying sharks, the hammerhead stands out thanks to its hammer-shaped head. The great hammerhead shark is estimated to have evolved around 20 million years ago, making it a relatively recent ...

Megalodons were the biggest sharks on the planet. Recent studies show how these apex predators reached lengths of 50 feet with heads the size of cars.

How will the climate crisis affect one of the ocean’s fiercest predators? New research published Wednesday has examined what might happen to sharks’ highly specialized, flesh-cutting teeth. As carbon ...

One of a blacktip reef sharks’ top teeth as seen under a scanning electron microscope. CREDIT: Maximilian Baum (HHU) / Steffen Köhler (HHU). Get the Popular Science daily newsletter💡 Breakthroughs, ...

Tom Pierce’s hands move with precision as he wraps each black shark’s tooth with wire, laying them in a row on the glass counter. The process only takes a few minutes to create each piece of jewelry, ...

Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...

A fossilised tooth from a previously unknown ancient shark species, estimated to be around 340 million years old, has been discovered in Kentucky's Mammoth Cave National Park, the world's largest cave ...