The Countdown is a biweekly video show highlighting the best stuff happening in space, astronomy and physics. In this episode: Inflatable Space Station, Monkey Launch, Lunar Hedgehogs, Martian Groundwater and Saturn’s Super-Sized Storm
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
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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