Dark streaks on Mars that have puzzled scientists since their discovery in the 1970s are not evidence of water as many ...

NASA scientists have discovered evidence that could help answer questions surrounding the history of water loss on Mars. The ...

A NASA spacecraft orbiting Mars may have found a big clue about the history of the red planet. The Mars Atmosphere Volatile ...

Strange, dark streaks on Martian slopes that once hinted at flowing water are now believed to be dry dust slides, revealed ...

A new study posits that dark streaks originally believed to be signs of water on Mars' surface might not be that at all.

After nearly a decade in orbit, NASA's MAVEN spacecraft has, for the first time, directly observed the process that ...

As for today, the environments on Mars that could potentially support life are few and far between, and it's all about ...