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University of Arizona marine biologist Ed Glenn wants to take a closer look. So every couple of months he and a team of graduate students dive into the compact sea of Biosphere 2 to examine seaweed populations.
Many an imagination has been enchanted by visions of wild America reconstructed by writers and painters of old.
For Photo Album.
Mars Science Laboratory's Curiosity rover is scheduled to land on the Red Planet Aug. 5. In advance of the landing, Science Downtown is hosting a celebration event on Aug. 4 that is open to the UA and Tucson communities. It will include special guests, displays, tours and other activities.
