A rare fish with menacing features washed up on a San Diego, Calif. shore in early December. The beachgoer who first uncovered it told Storyful that the discovery was the “stuff of nightmares.” Known ...

Saber teeth — the large fangs of saber-tooth cat fame — are fearsome. They evolved at least five times in predators that are now extinct, but there's been something of a mystery as to why. Saber teeth ...

Scientists studied how the sea creatures, also known as chimaeras or ghost sharks, ended up with one of evolution’s most bizarre appendages. By Jack Tamisiea Life in the ocean’s dark depths can be ...