News tagged with review letters
Light-Driven Nanorod Could Roll on Water
Dec 18, 2009 |
4.4 / 5 (8) |
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(PhysOrg.com) -- In a recent study, researchers have examined the possibility of rolling a nanorod on the surface of water. On the macroscale, perhaps the closest analogy might be the sport of logrolling, ...
Proposed Spacetime Structure Could Provide Hints for Quantum Gravity Theory
Dec 16, 2009 |
4.6 / 5 (52) |
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(PhysOrg.com) -- Spacetime, which consists of three dimensions of space and one time dimension, is such a large, abstract concept that scientists have a very difficult time understanding and defining it. Moreover, ...
Theorists propose a new way to shine -- and a new kind of star
Dec 14, 2009 |
4.5 / 5 (12) |
3
Dying, for stars, has just gotten more complicated. For some stellar objects, the final phase before or instead of collapsing into a black hole may be what a group of physicists is calling an electroweak star.
Physicists lay the groundwork for cooler, faster computing
Dec 14, 2009 |
4.7 / 5 (25) |
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University of Toronto quantum optics researchers Sajeev John and Xun Ma have discovered new behaviours of light within photonic crystals that could lead to faster optical information processing and compact computers that ...
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Scientists Investigate Cause of 'Singing Dunes'
Dec 15, 2009 |
4.4 / 5 (21) |
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(PhysOrg.com) -- In more than 30 locations around the world, the phenomenon of singing sand dunes has intrigued explorers, tourists, and scientists. When an avalanche occurs or even when the sand is pushed ...
Scientists discover mechanism behind superinsulation
Dec 14, 2009 |
5 / 5 (12) |
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(PhysOrg.com) -- Scientists at the U.S. Department of Energy's Argonne National Laboratory have discovered the microscopic mechanism behind the phenomenon of superinsulation, the ability of certain materials ...
Sunshine speeded 1940s Swiss glacier melt: scientists
Space & Earth / Earth Sciences
Dec 14, 2009 |
5 / 5 (4) |
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A surge in sunshine more than 60 years ago helped Swiss mountain glaciers melt faster than today, even though warmer average temperatures are being recorded now, Swiss researchers said Monday.
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