Does a universe of dark matter exist alongside ours, but hidden from view? This digital feature is a rich-media presentation of the article, "Dark Worlds," which appears in the November 2010 issue. Find all our other interactive offerings here.
November 4, 2010 | 26
Deadline: Jun 30 2013
Reward: $1,000,000 USD
This is a Reduction-to-Practice Challenge that requires written documentation and&
Deadline: Jun 29 2013
Reward: $7,000 USD
The Seeker for this Challenge desires proposals for chemical methods that could rapidly degrade a dilute aqueous solution
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