Topographic map of Mars. Arabia Terra is an ancient region that connects the southern highlands and the northern lowlands. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of ...

A new map of Mars has revealed mysterious structures hiding ... One idea is that the structures were compacted by ancient ...

"We're finding places on Mars that used to look like ancient beaches and ancient river ... allowing the generation of a three ...

A mineral called siderite found abundantly in rock drilled by a NASA rover on the surface of Mars is providing fresh evidence ...

The more we find out about ancient Mars the more it sounds like present-day Earth. With flowing water and an atmosphere that might have protected the roots of life, it’s entirely possible that ...

It ups the ante in terms of the ancient climate of Mars, suggesting that it had to be quite warm, at least for some extended time periods." A stock image of Rover on Mars surface. Elements of this ...

A hypothetical picture of Mars 3.6 billion years ago, when an ocean may have covered nearly half the planet. The blue areas show the depth of the ocean filled to the shoreline level of the ancient, ...