The lead author of a new study pointing to more proof of water on Mars says it brings scientists a step closer to determining ...

A new hypothesis from SETI Institute scientist Dr. Janice Bishop and Dr. Melissa Lane from Fibernetics in Pennsylvania could ...

A surprise discovery in Gale Crater is the component that was missing in the puzzle of Mars's climate history.

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

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

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

A mineral called siderite found abundantly in rock drilled by a NASA rover on the surface of Mars is providing fresh evidence ...

Seismic data from NASA’s InSight lander suggests liquid water may exist beneath Mars’ surface, supporting the potential for microbial life underground. Are subterranean lifeforms possible on Mars? A n ...

A recent seismic analysis of NASA’s InSight mission data suggests that liquid water could still exist beneath the surface of ...

Pounding icy objects on Mars could make it survivable for humans, says a new study. Scientist Leszek Czechowski of the Polish ...

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.

It sits at the intersection of Mars’s highlands and lowlands, a potential major source of Martian dust and one of the planet’s most expansive deposits. This image shows a height map of the Martian ...