When the pressure was reduced, the crystal reverted to its original green. At intermediate pressures, it glowed orange and yellow.

And it all began when the 1-ton rover happened to drive over a rock and crack it open, revealing yellowish-green crystals ...

The US space agency shared the news that Curiosity has now found some yellow-green crystals made of sulphur for the very first time. What makes the spot even more impressive is that the rover came ...

(CNN) — The Curiosity rover has made its most unusual find to date on Mars: rocks made of pure sulfur. And it all began when the 1-ton rover happened to drive over a rock and crack it open, revealing ...

Researchers at the National Renewable Energy Laboratory (NREL) in Golden, CO, have demonstrated the approach by making a yellow-green LED that ... have different-sized crystal lattice structures.

The Curiosity rover has made its most unusual find to date on Mars: rocks made of pure sulfur. And it all began when the 1-ton rover happened to drive over a rock and crack it open, revealing ...