When you buy through links on our articles, Future and its syndication partners may earn a commission. An illustration of Mars as a dry and arid world. But it wasn't always this way. Where did the red ...

A northern summer dust storm on Mars boosted high-altitude water escape, suggesting short-lived events may play a bigger role ...

The quest to send humans to Mars is on: US President Donald Trump talked about it in his inauguration speech this year. Such an epic endeavor could help to answer fundamental questions about the Red ...

Researchers are looking underfoot to uncover the mysterious past of Mars: Martian regoliths in the soil. Their water storage capabilities may help us understand the change in water on Mars over time.

New research suggests Mars' slope streaks are the result of wind and dust, not water. © NASA/JPL-Caltech/University of Arizona In 1976, NASA’s Viking mission ...