Over 500 million years ago, a small marine creature swam through Cambrian waters. Its name: Mollisonia symmetrica. Long ...

Dogs have been in the Americas for more than 10,000 years. They were already domesticated when they came from Eurasia with the first people to reach North America. In the coastal parts of present-day ...

Finely preserved brain features in a tiny marine arthropod fossil suggest that arachnids – spiders and their close kin – may ...

Have you noticed discoloration on your maple tree leaves this year? You aren't the only one. Here's what you should know about the disease.

Ancient lungfish jaws tell a complex evolutionary story. New 3D analysis uncovers surprising feeding adaptations. Ancient ...

Researchers sequenced ancient Egyptian DNA from a 4,500-year-old skeleton, revealing genetic links between early Egypt and Mesopotamia.

The tiny 'backward' brain of an ancient sea creature hints that spider ancestors might have gotten their start in the ocean.

Fish hunt in surprisingly diverse ways! A study found young cichlids and zebrafish share a two-eyed, direct strike method.