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Space & Earth science / Earth Sciences news 1234

In Search of Crater Chains

May 15, 2006 | User rating: 5 / 5 after 10 vote(s) | No comments yet

As the fragments of shattered comet 73P/Schwassmann Wachmann 3 glide harmlessly past Earth this month in full view of backyard telescopes, onlookers can't help but wonder, what if a comet like that didn't miss, ...


Researchers make hurricane predictions more accurate

May 24, 2006 | User rating: 4.9 / 5 after 12 vote(s) | No comments yet

The hurricane forecasting model developed by University of Rhode Island and NOAA scientists – the most accurate model used by the National Hurricane Center over the last three years – has been improved for ...


THEMIS probes view auroral substorms, bowshock explosions

December 11, 2007 | User rating: 4.9 / 5 after 11 vote(s) | User comments: 1

Five satellites launched last February to probe magnetic storms around the Earth will move into prime observing position next month, but they already have produced important new information on the interactions ...


Largest Ever Killer Crater Found Under Ice in Antarctica

June 02, 2006 | User rating: 4.9 / 5 after 121 vote(s) | No comments yet

Planetary scientists have found evidence of a meteor impact much larger and earlier than the one that killed the dinosaurs -- an impact that they believe caused the biggest mass extinction in Earth's history.


Is a Russian peninsula really part of North America?

May 02, 2006 | User rating: 4.9 / 5 after 9 vote(s) | No comments yet

For many years geologists have harbored a belief that the Kamchatka Peninsula, shrouded in mystery and secrecy on Russia's east coast, actually sits on the same tectonic plate as the mainland United States, ...


Thirty-Two Mile Cable Installed for First Deep-Sea Observatory

April 04, 2007 | User rating: 4.9 / 5 after 9 vote(s) | No comments yet

Oceanographers have completed an important step in constructing the first deep-sea observatory off the continental United States. Workers in the multi-institution effort laid 32 miles (52 kilometers) of cable ...


When accounting for the global nitrogen budget, don't forget fish

January 24, 2008 | User rating: 4.9 / 5 after 9 vote(s) | No comments yet

Like bank accounts, the nutrient cycles that influence the natural world are regulated by inputs and outputs. If a routine withdrawal is overlooked, balance sheets become inaccurate. Over time, overlooked deductions can undermine ...


NASA Looks at Hurricane Cloud Tops for Windy Clues

May 16, 2006 | User rating: 4.9 / 5 after 7 vote(s) | No comments yet

Scientists at NASA are finding that with hurricanes, they can look at the cloud tops for clues about the behavior of winds below the hurricane on the Earth's surface.


Carbon dioxide did not end the last Ice Age

September 27, 2007 | User rating: 4.9 / 5 after 57 vote(s) | User comments: 3

Carbon dioxide did not cause the end of the last ice age, a new study in Science suggests, contrary to past inferences from ice core records.


Planting carbon deep in the earth -- rather than the greenhouse

November 26, 2007 | User rating: 4.9 / 5 after 7 vote(s) | No comments yet

Storing carbon dioxide deep below the earth’s surface could be a safe, long-term solution to one of the planet’s major contributors to climate change.


Greenland ice sheet still losing mass

September 20, 2006 | User rating: 4.8 / 5 after 19 vote(s) | No comments yet

Data gathered by a pair of NASA satellites orbiting Earth show Greenland continued to lose ice mass at a significant rate through April 2006, and that the rate of loss is accelerating, according to a new University ...


Life-giving rocks from a depth of 250 km

September 26, 2007 | User rating: 4.8 / 5 after 32 vote(s) | No comments yet

If our planet did not have the ability to store oxygen in the deep reaches of its mantle there would probably be no life on its surface. This is the conclusion reached by scientists at the University of Bonn who have subjected ...


Gas escaping from ocean floor may drive global warming

July 19, 2006 | User rating: 4.8 / 5 after 24 vote(s) | No comments yet

Gas escaping from the ocean floor may provide some answers to understanding historical global warming cycles and provide information on current climate changes, according to a team of scientists at the University of California, ...


Study: Dust may dampen hurricane fury

October 10, 2006 | User rating: 4.8 / 5 after 12 vote(s) | No comments yet

After more than a dozen hurricanes battered the Atlantic Ocean last year, scientists are wondering what — if anything — might be causing stronger and more frequent storms. Some have pointed to rising ocean ...


Geovirtual Lab Revolutionizes Information Sharing

November 28, 2006 | User rating: 4.8 / 5 after 6 vote(s) | No comments yet

Imagine taking a first-time business trip to Shanghai and quickly finding your way as though you’d lived there for years. Further imagine conveniently seeing directions at the same time you’re navigating the ...


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