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CDC: Rare infection passed on by Miss. organ donor

Medicine & Health / Diseases

created Dec 19, 2009 | popularity 4.5 / 5 (2) | comments 0

(AP) -- An extremely rare infection has been passed from an organ donor to at least one recipient in what is thought to be the first human-to-human transfer of the amoeba, medical officials said Friday.


How to Find Signs of Life on Mars

How to Find Signs of Life on Mars

Space & Earth / Space Exploration

created Dec 18, 2009 | popularity 3.7 / 5 (3) | comments 2

By studying the signatures of fossil life on Earth, geobiologists can get a clue of what to look for when hunting for extraterrestrial life on Mars.


Replicating Climate Change to Forecast its Effects

Replicating Climate Change to Forecast its Effects

Space & Earth / Environment

created Dec 17, 2009 | popularity 2.5 / 5 (4) | comments 2

(PhysOrg.com) -- Agricultural Research Service (ARS) scientists are replicating the effects of climate change to see what the future holds for soybeans, wheat and the soils where they grow.


Soil Microorganisms? Role Cited as a Missing Factor in Climate Change Equation

Space & Earth / Environment

created Dec 17, 2009 | popularity 3.4 / 5 (7) | comments 0

(PhysOrg.com) -- Those seeking to understand and predict climate change can now use an additional tool to calculate carbon dioxide exchanges on land, according to a scientific journal article co-authored by a University of ...


Fertilizer use not always helpful in revegetation efforts

Space & Earth / Environment

created Dec 17, 2009 | popularity 4.6 / 5 (5) | comments 3

Companies and communities trying to restore vegetation on damaged northern landscapes should think twice about using fertilizer to stimulate growth according to new research published in the November issue of Arctic, Antarctic an ...


NASA Calculates a Carbon Budget for California

Space & Earth / Environment

created Dec 16, 2009 | popularity 2.8 / 5 (9) | comments 6

(PhysOrg.com) -- While world organizations struggle to find a benchmark and tracking standards for greenhouse gas (GHG) emissions, NASA has been supporting California’s new carbon emissions inventory report, using its satellite ...


Lost water of the Napa Valley vineyards

Space & Earth / Earth Sciences

created Dec 16, 2009 | popularity 4.3 / 5 (3) | comments 0

Getting the most out of every drop of water is a high priority for grape growers in the southern Napa Valley, where summers are hot and dry and vines have to be irrigated to make it through the growing season. But Stanford ...


New research may help to clean drainage from abandoned mines

New research may help to clean drainage from abandoned mines

Space & Earth / Environment

created Dec 16, 2009 | popularity 4.8 / 5 (4) | comments 0

(PhysOrg.com) -- In a quiet green glen near Ashville, Pa., lies a rust-colored pond. A deep, rectangular hole in the ground, it somewhat resembles an Olympic-sized pool. Few people, however, would make the ...


Engineers help secure California highways and roads

Engineers help secure California highways and roads

Technology / Engineering

created Dec 15, 2009 | popularity not rated yet | comments 0

Sprays of dirt flew out of a soil box that held a retaining wall as it violently shook from a simulated 7.4 magnitude earthquake. The wall was put to test recently by engineers at the UC San Diego Englekirk ...


NASA tech zooms in on water and land

NASA tech zooms in on water and land

Space & Earth / Environment

created Dec 15, 2009 | popularity not rated yet | comments 0

In a pilot project that could help better manage the planet's strained natural resources, space-age technologies are helping a Washington state community monitor its water availability. NASA satellites and ...


US-China showdown still looms over climate talks (AP)

US-China showdown still looms over climate talks

Space & Earth / Environment

created Dec 15, 2009 | popularity 5 / 5 (1) | comments 0

(AP) -- In a showdown between the world's two largest polluters, China accused the United States and other rich nations Tuesday of backsliding on fighting global warming and the top U.S. envoy said Chinese ...


Irrigation decreases, urbanization increases monsoon rains

Space & Earth / Earth Sciences

created Dec 15, 2009 | popularity 4 / 5 (1) | comments 0

A Purdue University scientist has shown man-made changes to the landscape have affected Indian monsoon rains, suggesting that land-use decisions play an important role in climate change.


Late-surviving megafauna exposed by ancient DNA in frozen soil

Late-surviving megafauna exposed by ancient DNA in frozen soil

Biology / Biotechnology

created Dec 15, 2009 | popularity 4.5 / 5 (2) | comments 0

Extinct woolly mammoths and ancient American horses may have been grazing the North American steppe for several thousand years longer than previously thought. After plucking ancient DNA from frozen soil in ...


Portions of Arctic coastline eroding, no end in sight, says new CU-Boulder study

Portions of Arctic coastline eroding, no end in sight, says new study

Space & Earth / Earth Sciences

created Dec 14, 2009 | popularity 4.1 / 5 (9) | comments 4

The northern coastline of Alaska midway between Point Barrow and Prudhoe Bay is eroding by up to one-third the length of a football field annually because of a "triple whammy" of declining sea ice, warming ...


mammoth

The mammoths' swan song revised

Other Sciences / Archaeology & Fossils

created Dec 14, 2009 | popularity 4.4 / 5 (12) | comments 3

This is shown by samples of ancient DNA, analysed by an international team of research scientists under the leadership of Professor Eske Willerslev from Copenhagen University. Analyses of ancient DNA thereby ...