Electromagnetic 'swamps' don't always bog electrons down
Scientists have designed a simple system to study how electrons travel through energy barriers instead of over them.
General Physics
Aug 1, 2012
5
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01/08/2012
Roots and microbes: Bringing a complex underground ecology into the lab
Beneath the surface of the earth, an influential community of microbes mingles with plant roots. In the first large-scale analysis of those communities, scientists have now catalogued and compared the hundreds of types of ...
Biotechnology
Aug 1, 2012
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Tropical climate in the Antarctic: Palm trees thrived on today's icy coasts 52 million years ago
An international research team has discovered an intense warming phase around 52 million years ago in drill cores obtained from the seafloor near Antarctica.
Earth Sciences
Aug 1, 2012
58
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Cut emissions further or face risks of high air pollution, study shows
Most of the world's population will be subject to degraded air quality in 2050 if man-made emissions continue as usual. In this 'business-as-usual' scenario, the average world citizen 40 years from now will experience similar ...
Environment
Aug 1, 2012
8
0
Insects learn faster when they are rewarded with nectar
Butterflies learn faster when a flower is rewarding than when it is not, and females have the edge over males when it comes to speed of learning with rewards. These are the findings of a new study, by Dr. Ikuo Kandori and ...
Plants & Animals
Aug 1, 2012
0
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Study suggests viscous materials do not follow standard laws below a sub-melting point threshold
So-called glass-formers are a class of highly viscous liquid materials that have the consistency of honey and turn into brittle glass once cooled to sufficiently low temperatures. Zhen Chen and his colleagues from Arizona ...
Soft Matter
Aug 1, 2012
0
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Theoretical physicists probe the Majorana mystery
(Phys.org) -- With headlines proclaiming the discovery of the Higgs boson particle physics has captured the imagination of the world, particularly among those who dwell on the nature of the cosmos. But this is only one puzzle ...
General Physics
Aug 1, 2012
3
0
Controlling gene expression with hydrogen peroxide 'switches'
(Phys.org) -- Hydrogen peroxide doesn't just come in bottles from the drugstore – the human body makes it as well. Now researchers from North Carolina State University have found a way to use naturally occurring hydrogen ...
Materials Science
Aug 1, 2012
0
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How affordable is alternative energy?
Alternative energy sources that are cost-competitive with fossil fuels may be closer than most people realize. Recent renewable energy research has shown that solar, hydropower, wind and other alternative sources are closing ...
Energy & Green Tech
Aug 1, 2012
16
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Better student preparation needed for university maths: UK study
Moving from sixth form, or college, into higher education (HE) can be a challenge for many students, especially those who start mathematically demanding courses. Life prior to university focuses on achieving maximum examination ...
Social Sciences
Aug 1, 2012
0
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