A genomic atlas of Nematostella vectensis reveals how primitive animals created multiple cell types millions of years ago, ...

The conservation of genome regulatory elements over long periods of evolution is not limited to vertebrates, as previously ...

A new study posits that same-sex sexual behavior developed to help primates in complex social groups ease tension, reduce ...

Our bones did not begin deep inside the body. They started in the skin, not long after the first complex animals took shape.

A new study theorizes that evolution ticks at different speeds, especially when a big group of organisms first appears.

Horseshoe crabs have survived 300 million years with little change. Their blue blood protects humans from bacterial ...

KETV got an inside look at Henry Doorly Zoo and Aquarium's new animal hospital. The state-of-the-art Bill and Berniece ...

Crab-like body shapes evolved independently at least five times, making “crab” more a design than a lineage. MAGA reacts to ...

Blue blood may look alien, but it’s one of evolution’s most elegant solutions to life in extreme environments. Here’s how ...

Nonhuman primates like bonobos and chimpanzees might engage in same-sex sexual activities to strengthen bonds, particularly ...

Earth’s first sponges may have been ghostly, soft-bodied pioneers—ancient animals that evolved long before their skeletons ...

With copper-blue blood prized by modern medicine and a body plan older than dinosaurs, the horseshoe crab reveals how ancient ...