What has no eyes, walked on stilts and died in 'Paleo Pompeii'? This ancient weirdo.

The penultimate Moon mission, Apollo 16, almost didn't land. But a gutsy last-minute decision to go for it gave astronauts the chance to roam and sample the ancient lunar highlands, offering a window some 3.5 billion years into the Moon's past.

Vikings shipped walrus ivory from Greenland to Kyiv, ancient skulls show

Perseverance Begins the Next Phase of its Mission, Studying an Ancient River Bed on Mars