Mars: Curiosity's DAN instrument suggests Gale Crater drier than expected

Preliminary data from the Curiosity Mars Science Laboratory indicate that the Gale Crater landing site might be drier than expected. The Curiosity rover is designed to carry out research into whether Mars was ever able to support life, and a key element of this search is the hunt for water. Although Mars has many features on its surface that suggest a distant past in which the planet had abundant liquid water in the form of rivers and lakes, the only water known to be abundant on Mars today is frozen, embedded in the soil, and in large ice caps at both poles.

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