May 28, 2009
The International Space Station is about to get a lot more international. With a three-person craft en route, the space station's permanent population will double to six tomorrow for the first time. The arrival of the new crew members will also mark the first time that the five space agencies from around the globe that participate in the station program have been represented at once.
The space agencies have been preparing for the expanded crew for some time, installing additional solar panels to boost the station's available power and installing (and then repairing) a fluid-recycling system that reprocesses urine into drinking water.
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
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,
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