The prisoner's dilemma is a classic illustration of why rational people don't always cooperate--even when it's in their best interest to do so. In this episode of Instant Egghead, Scientific American editor Michael Moyer explains how it works.
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
Deadline: Jun 29 2013
Reward: $7,000 USD
The Seeker for this Challenge desires proposals for chemical methods that could rapidly degrade a dilute aqueous solution
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