Ancient deep-sea organisms suggest movement, sexual reproduction, and complex animal life began earlier than previously thought.

Before the oldest dinosaur, before animals or even plants had expanded onto dry land, ancient relatives of starfish called ...

Horseshoe crabs have roamed Earth's oceans for hundreds of millions of years, and their secrets go far deeper than a ...

Dinosaur lovers of all ages can travel back millions of years during Dinosaur Day at the Texas Science & Natural History ...