Jul 22, 2009 | 8
The U.S. space program is at a crossroads, with NASA's defining programs for human spaceflight being phased out (the space shuttle) or nearing completion (the International Space Station).
What comes next is an open question: The Obama administration has convened an independent panel to review NASA's plans for manned spaceflight, and until that committee delivers its findings next month, it remains unclear what targets (the moon? Mars? a nearby asteroid?) the U.S. will set or what hardware it will use to get there.
Deadline: Jan 27 2014
Reward: $15,000 USD
The Dow Chemical Company is the leading producer of polyalkylene glycols (PAGs) used in synthetic fluids and lubricants where petroleum,
Deadline: Jan 11 2014
Reward: $20,000 USD
Conventional washing machines cause excessive damage and wrinkling to clothes primarily during the water removal step. With the introduc
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