Start Date: End Date: Published Date Data Date
Channel Beneath Pine Island Glacier
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Published January 19, 2011
Scientists discovered a deepwater channel that could funnel warm water to the glacier's underbelly and melt it from below.
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Fresh Craters on the Moon and Earth
Published August 13, 2009
Throughout their histories, both the Moon and Earth have been bombarded by meteorites and asteroids, which often leave behind dramatic impact craters.
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Mars and Earth: Columnar Jointing
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Published June 10, 2009
Although Mars is in many ways quite different from Earth—smaller, colder, drier, and hostile to life—the geology of the two worlds is sometimes quite similar. Columnar jointing—a distinctive pattern of hexagonal cracks—is visible in rocks on both planets.
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Fires in California
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Published July 23, 2004
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Fires in Oregon
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Published September 3, 2003
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