News tagged with meteorite

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Mars orbiter catches twister in action

(PhysOrg.com) -- An afternoon whirlwind on Mars lofts a twisting column of dust more than half a mile (800 meters) high in an image from the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's ...

dateMar 08, 2012 in Space Exploration
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Oxygen to the core

(Phys.org)—An international collaboration including researchers from Lawrence Livermore National Laboratory has discovered that the Earth's core formed under more oxidizing condition's than previously proposed.

dateJan 10, 2013 in Earth Sciences
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The Earth's new water budget

Investigating the history of water on Earth is critical to understanding the planet's climate. One central question is whether Earth has always had the same amount of water on and surrounding it, the same ...

dateMar 05, 2012 in Earth Sciences
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Mapping the demise of the dinosaurs

About 65 million years ago, an asteroid or comet crashed into a shallow sea near what is now the Yucatán Peninsula of Mexico. The resulting firestorm and global dust cloud caused the extinction of many land ...

dateDec 09, 2013 in Earth Sciences
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