New images captured by NASA's Curiosity rover show colorful clouds in the sky over Mars. The images were captured by the rover's Mastcam, which NASA's Jet Propulsion Laboratory compared to the rover's ...

More than 3 billion years ago, Mars intermittently had liquid water on its surface. After the planet lost much of its ...

Dr Garvin said Nasa was planning to spend about half a billion pounds a year over the next decade on Mars exploration. But with news of the ice, that figure is likely to be greatly increased.

The Sun sets differently on Mars. Part of that is due ... was not expected to be condensing into ice here, so something is cooling it to the point that it could happen,” he said in a January 11 ...

The north pole of Mars is slowly sinking under the weight of an ice cap that only formed within the past few million years. And, in the process, it's telling us something about what the planet's ...

The most significant change since those 1970's experiments were conducted was the discovery of high levels of perchlorate on Mars. Perchlorate, plus abiotic oxidants, explains the Viking results and ...

Humans are determined to discover more details about Mars, Earth's neighboring planet, which seems to hide many secrets. So ...

And, while NASA's various Mars rovers have uncovered signs that such water once existed on Mars, there's perhaps no better evidence of an ice-free, shallow lake than these two sets of ripples in ...

Credit: NASA / JPL-Caltech / MSSS A rover got a new ... in Earth's atmosphere — while Earth's are composed of water ice. Mars simply doesn't have enough water vapor at the highest altitudes ...