Some of the most infuriating and stabbing pain is caused by nothing but a thin sheet of paper. Scientific American editor Ferris Jabr explains why the page of a book can sometimes cause more anguish than a blade.
Deadline: Jun 30 2013
Reward: $1,000,000 USD
This is a Reduction-to-Practice Challenge that requires written documentation and&
Deadline: Jul 30 2013
Reward: $100,000 USD
The Seeker desires a method for producing pseudoephedrine products in such a way that it will be extremely difficult for clandestine che
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