Half a billion years ago, the first true eye emerged in Earth’s oceans. Fossils now reveal what that ancient crystal vision could actually see.

A study finds that animal life's "Big Bang" ended much sooner than previously thought. The sudden appearance of numerous diverse animals more than 500 million years ago, known as the Cambrian ...

Fossils can tell scientists a lot about an animal such as their morphology, their environment, and where to place them in the tree of life. One thing though that’s very difficult to observe in the ...

Nobody messes with the king. Well, except for the relentless passing of time. Scientists analyzing a large collection of trilobite specimens realized that one species, Redlichia takooensis, seemed to ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. About 465 million years ago, a now extinct arthropod called a ...

The great, car-sized predatory "shrimp" that was master of Earth's seas a half billion years ago may have been unable to eat anything harder than baby food. Several lines of evidence along with a new ...

The “king” of the trilobites was snacking on whatever it could eat some 514 million years ago in the Cambrian era, even shelled creatures of its own species. By Rebecca Dzombak Cannibalism is common ...

Thanks to their easily fossilized exoskeleton, trilobites largely dominate the fossil record of early complex animal life. However, trilobite appendages and the anatomy of the underside of their body ...