Those bizarre sea creatures that light up like carnival rides are actually ctenophores, which have an ancient brainlike ...

Across the animal kingdom, evolution has opened the door to a growing scientific quest to understand what a menagerie of ...

Discover 15 unbelievable transparent animals that actually exist on Earth. See nature's most ghostly and rare creatures.

Scientists have uncovered surprising complexity in a tiny sensory structure found in comb jellies, some of the oldest animals on Earth.

Aliens: "Sorry, you're cutting out!" The post Something May Be Scrambling Alien Messages, NASA-Funded Research Finds appeared ...

Long before mammals dominated the land and even before the most famous dinosaurs appeared, Earth was home to a wide variety ...

Even with only jaws, Tanyka amnicola adds a new character to an ancient ecosystem that scientists are still trying to sketch ...

Scientists have rediscovered two tiny creatures thought extinct for more than 7,000 years in the forests of New Guinea ...

Over 30 years ago, otters were reintroduced to Indiana, but they've never been documented at Eagle Creek Park. Until now.

Picture this: you’re a scientist digging near the Amazon rainforest, and you pull a jawbone out of the ground that looks so ...

A mysterious rock painting in South Africa’s cave could be the first-ever artwork of an animal that disappeared 250 million ...

The fossil measured only 4 centimeters, nowhere near the giants that made Arthropleura famous. Yet this small specimen, found ...