Early in the Moon's history an ocean of molten rock covered its entire surface. As that lunar magma ocean cooled over millions of years, it differentiated to form the Moon's crust and mantle. But according to a new analysis ...
Space Exploration
Mar 11, 2013
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(Phys.org)—A new study co-authored by a University of Florida researcher provides the first direct chronological test of sequence stratigraphy, a powerful tool for exploring Earth's natural resources.
Earth Sciences
Dec 5, 2012
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Climate change and extreme weather events grab the headlines, but there is another, lesser known, global change underway on land, in the seas, and in the air: acidification.
Environment
Nov 6, 2012
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(PhysOrg.com) -- A global collaboration including five University of Notre Dame researchers has revised the half-life of samarium-146 (146Sm), reducing it to 68 million years from 103 million years. The finding is published ...
Astronomy
Apr 2, 2012
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New research has revealed that some events in Earth's history happened more recently than previously thought.
Earth Sciences
Mar 29, 2012
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Geology takes the long view. It is a field, after all, in which the pace of change spans billions of years. John Lyons, however, is interested in geological events that happen at a faster rate. So the recent graduate of Michigan ...
Earth Sciences
Feb 15, 2012
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New research by the National Physical Laboratory (NPL) and the Scottish Universities Environmental Research Centre (SUERC) will improve the accuracy of estimates of the time of geological events. The work centres on the calibration ...
General Physics
Jan 5, 2012
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An analysis of precipitation data collected from a lakebed in New York and a Rhode Island estuary has provided a link between the variability of precipitation in the Northeast with that of the Southwest. The results validate ...
Earth Sciences
Nov 8, 2011
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The "super-eruption" of a major volcanic system occurs about every 100,000 years and is considered one of the most catastrophic natural events on Earth, yet scientists have long been unsure about what triggers these violent ...
Earth Sciences
Oct 12, 2011
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A new study of sediments laid down shortly after an asteroid plowed into the Gulf of Mexico 65.5 million years ago, an event that is linked to widespread global extinctions including the demise of big dinosaurs, suggests ...
Archaeology
Oct 11, 2011
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