On March 17, 2002, the German-U.S. satellite duo GRACE (Gravity Recovery and Climate Experiment) was launched to map the global gravitational field with unprecedented precision. The mission lasted 15 years, more than three ...
Earth Sciences
Apr 17, 2019
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126
A provocative new Northwestern University and Claremont McKenna, Scripps and Pitzer colleges study suggests it was the power of the eyes and not the limbs that first led our ancient aquatic ancestors to make the momentous ...
Archaeology
Mar 7, 2017
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1536
When a distant planet appears as a point of light in a telescope, it's hard to imagine what things are like at the surface. Does rain fall? Is the atmosphere thick, or dissipating into space? How constant is the sunlight ...
Astronomy
Mar 3, 2014
3
0
(Phys.org) —Massive terrestrial planets, called "super-Earths," are known to be common in our galaxy, the Milky Way. Now a Northwestern University astrophysicist and a University of Chicago geophysicist report the odds ...
Astronomy
Jan 7, 2014
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0
With sea ice at its lowest point in 1,500 years, how might ecological communities in the Arctic be affected by its continued and even accelerated melting over the next decades? In a review article in the journal Science, ...
Ecology
Aug 1, 2013
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0
A study by scientists with the U.S. Forest Service, Harvard University and partners suggests that trees are responding to higher atmospheric carbon dioxide levels by becoming more efficient at using water.
Environment
Jul 10, 2013
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0
(Phys.org) —A new study published today in Nature by researchers at the University of New Mexico indicates the immense amount of fresh water used by plants and its movement during their life cycle has significant implications ...
Environment
Apr 4, 2013
8
0
A new fossil discovered in Tunisia represents the oldest known ancestor of modern-day sea cows, supporting the African origins of these marine mammals. The find is described in research published January 16 in the open access ...
Archaeology
Jan 16, 2013
0
0
Massive extraction of groundwater can resolve a puzzle over a rise in sea levels in past decades, scientists in Japan said on Sunday.
Earth Sciences
May 20, 2012
32
0
(PhysOrg.com) -- NASA's 'follow the water' strategy to find life on other planets might need rethinking, according to Australian National University research describing the amount of water on Earth that doesn't support life.
Earth Sciences
May 13, 2010
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