With sensitive instruments and some creative translations, astronomers can derive the sounds of a silent universe. Scientific American contributor Sophie Bushwick explains.
Deadline: Jan 27 2014
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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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