To prepare for a future Mars expedition, a NASA team test-drove a prototype Humvee across the Northwest Passage. Their harrowing journey is captured in a new documentary, Passage to Mars.

Mars: ‘Absolutely’ there is life on red planet says expert The US space agency is calling on four people to test a 3D-printed module that could one day house Earth's first Mars colonists.

Researchers with the T-MARS expedition set up their gear for the July 2023 excursion, which is the second and final in the campaign series. (Image credit: Cassandra Marion/Twitter) ...

PASADENA, Calif., Jan. 15 -- The U.S. rover Spirit rolled a cautious 10 feet onto the rusty dust of the Martian surface early Thursday and immediately sent home proud snapshots of its first tracks ...