Have you ever wondered why humans lack the regenerative ability found in salamanders and some lizards? Why can these animals regrow their amputated limbs and we can't? Scientific American contributor Yasmin Tayag explains.
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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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