Dust Storms on Mars Toss Water From Atmosphere Into Space

Dust Storms on Mars Toss Water From Atmosphere Into Space
AP Photo/NASA/JPL-Caltech/Texas A&M/Cornell University

Dust storms may have played a significant role in making Mars the arid world it is today. They have been caught lofting water into the planet's upper atmosphere, where it is broken down and escapes into space.

Scientists have known for a long time that Mars is constantly losing water, but they thought it was largely because of a slow, steady process that breaks water molecules apart in the lower layers of the atmosphere.

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