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Web Date: July 9, 2008

Moon Glass Contains Water

Analyses suggest the moon has not always been arid
Department: Science & Technology

In a finding that counters the prevailing wisdom that the moon has always been dry as a bone, a new study shows that small lunar volcanic glass spheres contain water. Alberto E. Saal of Brown University and colleagues studied small glass spherules (shown) retrieved from the moon's surface by Apollo astronauts in the 1970s. Though scientists have analyzed the beads numerous times over the past 40 years, they've never found any trace of . . .

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