Sharks might not be a natural biological group, with most species potentially closer kin to rays than to an oddball group of sharks.

Diego Cardeñosa has loved sharks ever since he was a child. The Colombia native was never afraid of them when he visited his beloved beach. Instead, he was fascinated with how sharks move through ...

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 ...

According to research, scientists know quite a lot about sharks. For example, we know that an estimated 57 shark species are bioluminescent (can produce light). We know that certain sharks, like whale ...

It’s a hard life, being a shark. You’re already fighting off extinction at all hours; you’re working against a 50-year-old bad rap that’s left millions of people convinced you’re a soulless ocean ...