NASA's Perseverance rover discovered rocks on Mars, providing new evidence the red planet was once a wet, habitable world ...

We may have detected Martian life 50 years ago.

Learn more about the hunt for bacteria on Mars and how astronauts will need to make sure they aren't bringing any dormant ...

NASA’s rover Perseverance spent nearly a year exploring the rim of a crater believed to have held a huge lake.

Arcadia Planitia does not draw attention in the way Mars’s great canyons or volcanoes do. It sits quietly across the northern mid latitudes, flat and .

NASA’s Curiosity rover captured a coral-shaped rock on Mars. Though not alive, its shape reveals clues about the planet’s geology. Small discoveries like this help scientists decode Mars’ ancient past ...