Roughly four and a half billion years ago the planet Theia slammed into Earth, destroying Theia, melting large fractions of ...

In 1965, twelve astronauts vanished into deep space on a mission Earth never acknowledged—sent to live among aliens on a planet called Serpo. What they found was a world of impossible tech, but not ...

This video explores the dramatic transformation Earth underwent after the dinosaurs' extinction. It reveals how ecosystems ...

A fossil-rich site on the Arctic island of Spitsbergen has revealed an extraordinary ecosystem that thrived 249 million years ...