Sometimes, the greatest scientific discoveries happen by complete accident, and an inadvertent move by NASA's Curiosity Mars rover last year may have uncovered one of the red planet's most important ...

NASA’s Curiosity rover has rolled into a fresh patch of Martian terrain and cracked open a rock that should not exist there, at least not according to the planet’s standard playbook. Inside, the rover ...

Add Yahoo as a preferred source to see more of our stories on Google. A rock on Mars spilled a surprising yellow treasure after Curiosity accidentally cracked through its unremarkable exterior. When ...

Add Yahoo as a preferred source to see more of our stories on Google. Yellow crystals that were revealed after NASA’s Curiosity happened to drive over a rock and crack it open A rock on Mars spilled a ...