Mars’s gravity shapes ice ages on Earth, new research finds - 'Without Mars, Earth’s orbit would be missing major climate ...

Despite its small size, Mars seems to have a huge impact on the orbital cycles that govern Earth’s climate, especially those ...

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

Nearly 14 years ago, NASA’s Curiosity rover landed on Mars for a mission to explore the red planet and discover if it had an ...

On January 25, 2004, NASA's Opportunity rover landed on Mars! This was the second of NASA's twin Mars Exploration Rovers to ...

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

Advances in technology have reopened the debate over terraforming Mars, shifting it from an impossible dream to a long-term scientific and ethical question.

Ancient shoreline features hint that water on Mars once formed a vast ocean.

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