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 ...

NASA announced this week that rocks made of pure sulfur have been discovered on the Red Planet. The yellow sulfur crystals in a pure form have never been seen before on Mars. Earlier findings have ...

When a Mars rover accidentally crushed a small rock and exposed a flash of vivid yellow inside, it turned a routine drive into one of the most intriguing discoveries of the mission. The fractured ...

Earlier this year, the Curiosity Rover accidentally rolled over a rock on Mars. As it cracked open, it revealed yellow crystals of pure sulfur. NASA says it's the strangest find of the entire ...

After Curiosity unexpectedly cracked open a Martian rock, it revealed yellow crystals that scientists determined were elemental sulfur. NASA / JPL-Caltech / MSSS As NASA’s Curiosity rover rolled ...

NASA’s Curiosity Mars rover inadvertently crushed a rock while exploring a sulfates-rich area — and revealed a treasure of glinting, yellow crystals. And according to the space agency, it’s unlike ...

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 ...