NASA's Curiosity rover has made a groundbreaking discovery on Mars by uncovering pure sulfur crystals within a broken rock.

“But where past detections have been of sulfur-based minerals—in other words, a mix of sulfur and other materials—the rock Curiosity recently cracked open is made of elemental, or ...

The rocks sport pale rings or halos near their ... or if the element has any connection to other sulfur-based minerals previously discovered in the region. "Discovering strange and unexpected ...

Lake Erie Fluorescent Mineral Hunters founder Justin Lynn ... rocks that can be found in the Great Lakes. “There’s sulfur in the rocks and whenever you shine the UV light into the rock ...