Some of the unusual rocks carry stories about water on Mars. One has hints of long-gone microbes. All tell of a dynamic, complex planet.

He stirred much controversy and was forced to apologise after making a poorly timed joke about Harvey Weinstein in the wake ...

Fluorescent cave minerals are helping scientists explore how life could survive in harsh places like Europa. Far beneath ...

Strange New Worlds season 3's trailer teases a new take on old science fiction, just like Star Trek: Voyager's ...