HIV, the virus that causes AIDS, has killed close to 30 million people since the epidemic emerged in the early 1980s. Scientific American editor Christine Gorman explains why HIV is so difficult for the body to fight and for doctors to treat.
Deadline: Jul 25 2013
This challenge provides an opportunity for Solvers to build a web-based or mobile “app” to explore data relationships in scholarly conte
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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