Once shrouded in secrecy, Israel's David's Sling missile interceptor went on display for the first time this week at the Paris Air Show.
Deadline: Jan 11 2014
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Conventional washing machines cause excessive damage and wrinkling to clothes primarily during the water removal step. With the introduc
Deadline: Dec 11 2013
Reward: $52,000 USD
Platform technologies – tools, techniques, and instruments that enable entirely novel approaches for scientific investigation across a b
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