The car-sized Curiosity rover has spotted evidence of once quite hospitable environs on Mars.

Caltech scientists published a study using NASA Curiosity rover imagery showing the past existence of warm water on Mars.

The 3.7-billion-year-old formations in the planet's Gale Crater suggest the presence of long-gone bodies of liquid water, ...

Every year the robots and satellites scientists have sent to Mars make discoveries that help us learn more about the Red ...

The signs of wave ripples in the sandy shores of ancient lake beds, created as wind pushed water back and forth have been found on Mars providing evidence that there were open bodies of water, not ...

The latest discovery brings news of an interesting carbon signature that we didn’t expect to see on Mars. Following analyzations of rock samples returned by the rover, NASA announced that ...

Researchers have discovered two sets of ancient wave ripples on Mars, signatures of long-dried bodies of water preserved in ...

NASA's beleaguered Mars Sample Return program currently faces ... An assessment in September 2023 also found more bad news: Because of the complicated architecture of the plan, NASA would likely ...

NASA has two options for bringing rock and sediment samples from Mars to Earth, but will let the incoming Trump administration decide which course to take. An independent review board found that ...