Space
Unique meteorite hints Mars stayed moist for longer
Bought by a collector for what turned out to be a bargain price, the water-laden space rock holds clues to the ancient Martian surface
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Bought by a collector for what turned out to be a bargain price, the water-laden space rock holds clues to the ancient Martian surface
The NASA rover's first chemical analysis of Martian soil has revealed a carbon compound of uncertain origins