An unexpected guest greeted the Artemis II crew upon their return to Earth, and the footage has quickly gone viral.

Add Yahoo as a preferred source to see more of our stories on Google. After their historic trip around the moon, the Artemis II astronauts were greeted by a blow-up alien on board the Navy ship John P ...

The cartoon alien is a remarkably durable idea: a small, vaguely human figure, usually with a big head, large eyes and green skin. That image grew out of early science fiction and mid‑20th‑century UFO ...

Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...