Mars, NASA

NASA's Curiosity rover has made a groundbreaking discovery on Mars by uncovering pure sulfur crystals within a broken rock.
NASA has arrived at two ways of returning samples collected on Mars to Earth. Now, the agency will test the options to see if ...
From arachnid-like formations and mysterious blobs to an underground ocean and a giant volcano, here are our 10 favorite ...
The exact mechanism behind Mars’ ubiquitous dust storms is little understood. But a recent discovery is an important step ...
The hunt for life on Mars is driven by more than curiosity – it seeks to understand humanity's place in the universe.