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 ...

A rock on Mars spilled a surprising yellow treasure after Curiosity accidentally cracked through its unremarkable exterior.

NASA’s Curiosity rover uncovered yellow elemental sulfur in a Martian rock, challenging geological assumptions and raising questions about the planet’s chemical history.

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 ...

NASA’s Curiosity Rover has made an unexpected discovery that one scientist likened to finding an “oasis in the desert.” On May 30, Curiosity traversed the Gediz Vallis channel and drove over a rock ...

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 ...

The growth of crystals inside liquid metal is not a new idea. However, because people could not see inside the liquid metal, ...