Ancient deep-sea organisms suggest movement, sexual reproduction, and complex animal life began earlier than previously thought.

Before the oldest dinosaur, before animals or even plants had expanded onto dry land, ancient relatives of starfish called ...

Scientists have long posited that the earliest water animals to transition to land had amphibious tadpole features, going ...

A siphonophore—a colonial marine invertebrate related to the venomous stinging Portuguese Man-o-war—is scanned using Deep ...

An experiment that involved feeding a dead goat to a Komodo dragon as well as an analysis of thousands of ancient bones ...

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

The Cluster is a form of life organized on principles so different from anything on Earth that understanding it requires ...