- Since 1992 China has been striving to put people into orbit. In addition to developing the Shenzhou spacecraft, the country has upgraded its launch vehicles, built new spaceflight facilities and trained a cadre of astronauts.
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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