Ah, summertime. The warm weather, the icy beverages and the splitting headaches you get from drinking them too fast. In this episode, Scientific American editor Ferris Jabr explains how brain freeze occurs and how best to avoid it.
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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