University of Costa Rica scientists are developing a low-cost unmanned aircraft programmed to fly through volcano plumes to collect data and images. The researchers say the UAV could greatly improve prediction models of eruptions. Rob Muir reports.
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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