Scientists have discovered that even among the sulfur-cycling microbes that are responsible for the 'rotten egg gas' smell in salt marsh air, diversity extends all the way to genomes and even to ...

Forbes contributors publish independent expert analyses and insights. Amanda Kooser covers the quirky side of science and space. A close-up photo taken by the Curiosity rover shows pure yellow sulfur ...

One of NASA's Mars rovers has discovered a strange rock filled with yellow sulfur crystals. The Curiosity rover made the exciting find after accidentally running over a rock on May 30, which cracked ...

For nearly 10 years, NASA’s four-wheeled robot has been climbing the foothills of Mount Sharp, a tall mountain on Mars that stands above an ancient crater, uncovering mysteries with each of its layers ...