Mars may have been a "blue planet" with an ocean the size of today's Arctic Ocean, a new study suggests.

"The structures that we were able to identify in the images are clearly the mouth of a river into an ocean." The post ...

A ground-breaking new study has revealed how future Mars inhabitants may sustain their long-term survival on the Red Planet.

Even though the Red Planet's atmosphere is thin, wind is still one of Mars' most relentless sculptors.

Bruno Mars' debut full-length Doo-Wops And Hooligans soars to a never-before-seen peak on the U.K.'s albums streaming chart ...

For anyone curious about what it's like to stand on another planet, Earth offers a few convincing previews. Mars may be 140 ...