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Asteroids, Comets and Meteors
Near-Earth Object Impacts
Earth Science
Geology
Geomagnetic Storms
Environmental Issues
How to Kill an Asteroid? Get out a Paint Spray Gun
February 21, 2013 — There is research that is off the wall, some off the charts and some off the planet, such as what a Texas A&M University aerospace and physics professor is exploring. It’s a plan to deflect ... > full story -
Near-Earth Asteroid Makes Preview Appearance
February 14, 2013 — Like trailers for the coming attraction, new images show asteroid 2012 DA14 on its way to a record-close approach to Earth on Feb. 15. One image, taken by amateur astronomer Dave Herald of ... > full story -
Geologists Quantify, Characterize Sediment Carried by Mississippi Flood to Louisiana's Wetlands
February 13, 2013 — The spring 2011 flood on the Mississippi was among the largest floods ever, the river swelling over its banks and wreaking destruction in the surrounding areas. But a new study also shows that the ... > full story -
Landsat 5 Sets Guinness World Record for 'Longest Operating Earth Observation Satellite'
February 12, 2013 — Landsat 5 successfully set the new Guinness World Records title for 'Longest-operating Earth observation satellite' as stated in an e-mail from Guinness World Records sent to NASA Goddard Space ... > full story -
'Near-Miss' Asteroid Tracked
February 12, 2013 — An asteroid the size of a small office block is due to pass by Earth on Friday 15 February in one of the closest ‘near-misses’ in recent history. Although there is no chance of the ... > full story -
NASA's Landsat Data Continuity Mission: New Earth Observation Satellite Launched
February 11, 2013 — NASA's Landsat Data Continuity Mission (LDCM) roared into space at 1:02 p.m. EST (10:02 a.m. PST) Monday aboard an Atlas V rocket from Vandenberg Air Force Base in California. The spacecraft carries ... > full story -
Landsat Data Continuity Mission Awaits Liftoff
February 8, 2013 — When the newest Landsat spacecraft trains its state-of-the-art sensors on Earth's surface, it will provide images of our ever-changing planet in unparalleled clarity. Launched by NASA in partnership ... > full story -
Studying Ice Cores from West Antarctica for Clues as to Why the Earth Began to Emerge from the Ice Age
February 8, 2013 — Scientists made history this year by retrieving additional ice from the main borehole in West Antarctica. Researchers will now work on a section of ice from 17,500 years ago that offers clues as to ... > full story -
Stress Change During the 2011 Tohoku-Oki Earthquake Illuminated
February 7, 2013 — The March 11, 2011 Tohoku-Oki earthquake produced the largest slip ever recorded in an earthquake, over 50 meters. Such huge fault movement on the shallow portion of the megathrust boundary came as a ... > full story -
Volcano Location: Greenhouse-Icehouse Key? Episodic Purging of 'Carbonate Capacitor' Drives Long-Term Climate Cycle
February 7, 2013 — A new study suggests that Earth's repeated flip-flopping between greenhouse and icehouse climates during the past 500 million years may have been caused by an episodic flare-up of volcanoes at key ... > full story
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