Need a little fresh air? As the US follows President George W.
Bush's plan for the Moon, Mars and Beyond, fresh air becomes a
precious commodity. That's why NASA is behind a new contest: Find a
way to mine breathable air on the moon and win $250,000.
When it comes to mysterious X-rays from Saturn, the ringed
planet may act as a mirror, reflecting explosive activity from the
sun, according to scientists using NASA's Chandra X-ray
Observatory.
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