NASA's climate-monitoring Terra satellite snapped this true-color photograph of the U.S. Northeast and Mid-Atlantic on Tuesday, just a day after a massive snowstorm blanketed the area. (The state borders, of course, are superimposed.) Terra's MODIS (Moderate Resolution Imaging Spectroradiometer) instrument captured this image; with the help of another MODIS instrument on a partner satellite, Aqua, NASA is able to fully cover the Earth every one to two days. In February, Aqua's MODIS team released a space-borne look at the bushfires then burning in southeastern Australia.
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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