As the sun grew hotter, so did Mars, prompting much of its atmospheric carbon dioxide to rain out and ultimately get locked ...

A meteorite that is the largest known piece of Mars on Earth is expected to fetch up to $4 million when it goes up for ...

A lab experiment that simulated Mars conditions showed that green algae can grow in plastic containers made from the same ...

Mars is thought to currently have all the necessary ingredients for life except for perhaps the most important one — liquid ...

NASA's Perseverance rover is digging deeper into Mars' geologic past as it begins grinding into rock surfaces to expose ...

China’s Tianwen-3 Mars sample return mission could bring Red Planet rocks back to Earth as early as 2031—years ahead of competing U.S.-European efforts ...

UCF Professor Ramses Ramirez believes human exploration can greatly accelerate the search for life. "A human can react ...

Algae grown under Mars-like conditions could make bioplastic building materials for structures to harbor life in space.

The Mars rover found geological formations in Gale Crater showing how water percolated beneath the surface, and ...

One summer night in 1877, American astronomer Asaph Hall was looking through his telescope in Washington, D.C. Mars was at ...