We've mapped the surface of Mars in more detail than the bottom of our own oceans. Over 80% of the seafloor remains ...

Dive into the abyss and discover 25 terrifying deep sea creatures living in the most extreme ocean depths. From anglerfish to ...

The assemblage suggests that the ancestors of some of today's animal groups may have arisen before the famed Cambrian ...

Add Yahoo as a preferred source to see more of our stories on Google. Picture this: you’re a scientist digging near the Amazon rainforest, and you pull a jawbone out of the ground that looks so wrong ...

Animal life began in aquatic environments more than 600 million years ago. Around 500 million years ago, during the Cambrian ...

The world’s oceans are home to an incredible range of life, from massive predators to small, unusual creatures that thrive in ...

GUAM — Only a scattering of light penetrates the deep water, more than 300 feet beneath the ocean surface off the coast of Guam. It's like twilight to the human eye, even in the middle of the day.

The vast majority of our planet remains a complete mystery, hidden beneath miles of crushing water where sunlight never penetrates. In this eternal darkness, evolution has taken a path so bizarre that ...

Hundreds of Chinese fossils from the dawn of animal evolution may change how scientists think of this critical period of ...

Some animals have abilities that seem almost unreal, from invisibility to electric powers and extreme regeneration. Discover ...