Peering more than 100 million light-years across the universe, the Hubble Space Telescope caught three galaxies interacting, which is an astronomer's euphemism for a gravitational struggle of colossal proportions. The three galaxies—NGC 7173 [left], NGC 7174 [center right] and NGC 7176 [lower right]—are locked in a battle for supremacy that may result in NGC 7174 being torn to shreds. The three galaxies may also someday merge into a single massive entity.
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: 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
Save 66% off the cover price and get a free gift!
Learn More >>X