A newly examined prehistoric shark from the age of dinosaurs provides surprising insights into the early evolution of modern sharks. It cannot be confidently assigned to any shark order that exists ...

Megalodons—the iconic extinct sharks that dominated the ocean millions of years ago—have been portrayed in Hollywood blockbusters and sci-fi novels as oversize great white sharks. But new research ...

History is full of terrifying beasts that would make even the most ferocious living predators look like cuddly toys. There's the largest prehistoric arthropod, as well as the the giant eagle that ...

If current extinction trends continue, global shark populations will lose much of their variety, thereby threatening ecosystems where specialized species serve vital roles, researchers have found. In ...

A groundbreaking test developed by an FIU scientist can detect small, elusive hammerheads without ever setting eyes on them — a critical new tool for species fighting for survival. This ...

A mysterious species of deepwater shark that has been increasingly threatened with extinction for years was thrown a lifeline Friday after the global body that regulates the international endangered ...

The Indo-Pacific leopard shark is an endangered species. Discover how one group is helping to rebuild the population.