Mars' north pole contains a large ice cap made up of many layers of frozen water. Like ice cores on Earth, those layers offer a tantalizing record of climate on Mars over the past several million ...

NASA has lost contact with its MAVEN spacecraft that has been orbiting Mars for more than a decade. The orbiter, one of three zooming around Mars' atmosphere, had been working as expected before it ...

NASA has lost contact with its MAVEN spacecraft, which has been orbiting Mars for more than a decade. The orbiter, launched in 2013 from Florida, studies the upper atmosphere of Mars to understand its ...

To misquote Oscar Wilde, to lose one mission may be regarded as a misfortune; to lose two looks like carelessness.

Research shows Mars' gravitational pull affects Earth's deep-sea currents and climate, causing warming cycles every 2.4 million years.