(PhysOrg.com) -- A new NASA study underscores the fact that greenhouse gases generated by human activity -- not changes in solar activity -- are the primary force driving global warming.
Earth Sciences
Jan 30, 2012
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(PhysOrg.com) -- New research suggests that China's impressive feat of cutting Beijing's pollution up to 50 percent for the 2008 Summer Olympics had some help from Mother Nature. Rain just at the beginning and wind during ...
Earth Sciences
Dec 28, 2011
2
0
Physicist Richard Feynman in his famous 1959 talk, "Plenty of Room at the Bottom," described the precise control at the atomic level promised by molecular machines of the future. More than 50 years later, synthetic molecular ...
Other
Nov 25, 2011
5
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(PhysOrg.com) -- A team of scientists led by a Penn State University chemist has demonstrated the strengths and weaknesses of an alternative method of molecular depth profiling -- a technique used to analyze the surface of ...
Nanophysics
Oct 11, 2011
0
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(PhysOrg.com) -- Motor vehicles and industry are primary producers of ammonia in Houston's atmosphere, and cars and trucks appear to boost their output during the winter, according to a new study by researchers at Rice University ...
Earth Sciences
Oct 11, 2011
0
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(PhysOrg.com) -- What happens when tiny seawater particles are intentionally injected into low clouds over the ocean? To answer this question, scientists at Pacific Northwest National Laboratory and the National Oceanic and ...
Earth Sciences
Aug 11, 2011
7
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Replacing gasoline and diesel with plant-based bio fuels is crucial to curb climate change. But there are several ways to transform crops to fuel, and some of the methods result in bio fuels that are harmful to health as ...
Materials Science
Jul 30, 2011
4
0
If you were to look at a carbon nanotube with the naked eye you wouldn't see much more than black powder, but now a team of EU-funded scientists has developed a novel way of making these multi-purpose nanotechnology building ...
Nanomaterials
Jul 11, 2011
0
0
(PhysOrg.com) -- A group of researchers from Carnegie Mellon University in Pittsburgh, have shown that the emissions produced by aircraft idling at the gate, or lining up for takeoff, contain tiny oil droplets, that when ...
Some people collect stamps and coins, but when it comes to sheer utility, few collections rival the usefulness of Rice University researcher Michael Deem's collection of 2.6 million zeolite structures.
Materials Science
Apr 5, 2011
0
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