NASA's Perseverance rover has spotted a mysterious rock on the Red Planet, which the space agency has named 'Skull Hill'.

"This float rock uniquely contrasts the surrounding light-toned outcrop with its dark tone and angular surface, and it ...

A NASA rover taking rock samples on Mars has uncovered a plentiful mineral that was invisible to orbiters studying the Red ...

Owsley Stanley created a legendary strain of acid in the 1960s — now it’s taking on a new life in modern-day research ...