Today, the planet Mars presents itself as a cold, arid desert, but its soil retains the imprint of a far more welcoming past.

When it comes to the space sciences, nothing is quite as exciting as the search for alien life, and NASA thinks it has a good idea of where to look.

A mudstone sample from Jezero Crater shows textures and minerals that on Earth often form through microbial activity. Scientists caution that nonbiological processes could also explain the features, ...

Scientists may be one step closer in their hunt for signs of past life on Mars after the Curiosity rover's latest find.

Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system.

Recently, NASA announced that the Mars Perseverance rover has found indications that life may have at one time existed on the Red Planet. The announcement did not mark the first time the space agency ...

Martians might really exist… In the future. But instead of the aliens of sci-fi movies, martians would be humans born and raised on Mars. Why would your skin be orange? Would you be a different ...

NASA has long been searching for definitive signs of life on Mars, and it seems like NASA’s Perseverance rover has found the clearest signs yet in the form of some green, blue, black, and white dots ...

Billions of years ago, Mars’ Jezero Crater held a lake fed by rivers that could have carried minerals and maybe even organic matter. On Earth, places like that are teeming with microbial life. NOVA is ...

NASA's Perseverance robot, depicted here landing on the Martian dunes, used its cutting-edge cameras to image what could be the first evidence of life ever detected on Mars, opening the possibility ...

The idea of humans living on Mars is closer to reality than it’s ever been. On Feb. 13, Elon Musk’s SpaceX ferried an international crew of four astronauts to the International Space Station, another ...

The three astronauts on the mission to be the first humans on Mars don’t even get to the surface before the trouble starts. They enter the Martian atmosphere wrong, half crash-land in a spot not quite ...