The Chicago Archaeopteryx provides rare 3D insights into skull evolution, soft tissue structure, and the first evidence of ...

Fossil tracks from Australia reveal reptiles appeared 40 million years earlier than thought. The origin of reptiles on Earth may be up to 40 million years earlier than previously believed, based on ...

A large international team of anthropologists, evolutionary theorists, biologists, and historians has identified gender and ...

It wasn’t just today’s bodies that told the story. Ancient DNA backed it up. The researchers traced the variant through time.

Once you eliminate the impossible, whatever remains, no matter how improbable, must be the truth.” So goes the famous dictum of Sherlock Holmes, echoed by paleobotanist C. Kevin Boyce in summarizing ...

DNA is the genetic code that provides the biological instructions for every living species, but not every bit of DNA helps the species survive. Some pieces of DNA are more like parasites, along for ...

A new fossil and DNA analysis traces how dozens of sloth species responded to climate shifts and humans. Just two small tree-dwelling sloths remain today.

UC Santa Cruz researchers are studying the ways certain genetic elements hide and make copies of themselves, so they can ...

The discovery suggests that after the first animals emerged from the ocean around 400 million years ago, they evolved the ability to live exclusively on land much faster than previously assumed.

Fossilized claw tracks discovered in Australia show that the animal group that includes reptiles, mammals and birds formed earlier than expected ...

The researchers suspect that camouflaging themselves as the walking dead likely helps the caterpillars avoid becoming dead meat, and that bone collectors likely evolved to live with and steal from ...