The Curiosity rover identified hidden caches of the mineral siderite, which could help explain why Mars lost its habitable climate.

In those drill sites, Curiosity detected deposits containing an iron carbonate material called siderite. According to Ben ...

Samples drilled by the Curiosity rover on Mars have revealed abundant signs of a carbon cycle that remained hidden from ...

Perseverance explores Jezero Crater’s rim, uncovering diverse rocks that reveal Mars’ ancient geology and possible signs of ...

ABC News’ Jon Karl has the latest on reports that the IRS is now considering whether to pull the university’s tax-exempt ...

NASA’s Perseverance rover has made one of its most scientifically rich discoveries yet on Mars, unearthing a dense collection ...

Deep in the Martian crust, the crew came upon an outcrop featuring igneous minerals solidified from magma. Working with ESA, NASA's Mars Sample Return Program gathers sealed samples from Mars for ...