Trees first appeared on Earth during the Devonian period, around 385 million years ago, and dinosaurs about 100 million years later, between 250 to 200 million years ago. But you might be surprised to ...

Whether they're terrified or in awe, people are fascinated with sharks. The marine predators, both dangerous and beautiful, are essential to marine environments, according to the National Oceanic and ...

“[Many people have] the idea that sharks are out to get us, and will ‘attack’ the second we stick a toe in the water,” says shark researcher Blake Chapman, PhD, author of Shark Attacks: Myths, ...