Scientists make first observation of Airy optical beams
Nov 29, 2007 |
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Scientists have made the first observation of an unusual class of optical waves called Airy beams. Unlike most types of light waves, Airy beams have the ability to resist diffraction over long distances, and ...
Scientists solve cosmological puzzle
Nov 29, 2007 |
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Researchers using supercomputer simulations have exposed a very violent and critical relationship between interstellar gas and dark matter when galaxies are born – one that has been largely ignored by the ...
Helium isotopes point to new sources of geothermal energy
Nov 29, 2007 |
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In a survey of the northern Basin and Range province of the western United States, geochemists Mack Kennedy of the Department of Energy's Lawrence Berkeley National Laboratory and Matthijs van Soest of Arizona ...
ORNL super water repellent could cause big wave in market
Nanotechnology / Nanomaterials
Nov 29, 2007 |
4.8 / 5 (30) |
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A water repellent developed by researchers at the Department of Energy's Oak Ridge National Laboratory outperforms nature at its best and could open a floodgate of commercial possibilities.
Venus: Earth’s twin planet?
Nov 29, 2007 |
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ESA’s Venus Express has revealed Venus as never before. For the first time, scientists are able to investigate from the top of its atmosphere, down nearly to the surface. They have shown it to be a planet ...
Holiday wishes from the Hubble Space Telescope
Nov 29, 2007 |
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Messier 74, also called NGC 628, is a stunning example of a 'grand-design' spiral galaxy that is viewed by Earth observers nearly face-on. Its perfectly symmetrical spiral arms emanate from the central nucleus ...
World’s largest laser picks up the pace
Nov 29, 2007 |
4.3 / 5 (22) |
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With their target completion date just a year and a half away, scientists and technicians at the National Ignition Facility (NIF) are quickening their pace to install and test the rest of NIF’s 192 lasers ...
Recipe for a storm: The ingredients for more powerful Atlantic hurricanes
Space & Earth / Earth Sciences
Nov 29, 2007 |
3.3 / 5 (28) |
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As the world warms, the interaction between the Atlantic Ocean and atmosphere may be the recipe for stronger, more frequent hurricanes.
Study: Personality traits influence perceived attractiveness
Medicine & Health / Psychology & Psychiatry
Nov 29, 2007 |
4.1 / 5 (21) |
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A new study published in Personal Relationships examines the way in which perceptions of physical attractiveness are influenced by personality. The study finds that individuals – both men and women – who exhibit positive traits ...
Researchers study best way to solve wicked problems
Nov 29, 2007 |
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What’s the best way to solve a wicked problem — by working in a large group sharing ideas via the intranet or as individuals? That’s the question George S. Davidson and his research team at Sandia National ...
Researchers produce short-term reversal of skin aging in mice
Nov 29, 2007 |
4.8 / 5 (17) |
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Researchers at the Stanford University School of Medicine have reversed the effects of aging on the skin of mice, at least for a short period, by blocking the action of a single critical protein.
A Particle of a Different Flavor?
Nov 29, 2007 |
4.2 / 5 (19) |
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Just as chocolate ice cream never spontaneously becomes strawberry or vanilla, leptons—electrons, muons and taus—are supposed to conserve their "flavor," or family.
Pre-school program shown to improve key cognitive functions, self-control
Medicine & Health / Psychology & Psychiatry
Nov 29, 2007 |
4.2 / 5 (17) |
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An innovative curriculum for pre-schoolers may improve academic performance, reduce diagnoses of attention deficient hyperactivity disorder (ADHD), and close the achievement gap between children from poor families and those ...
Recently discovered cell is unexpected player in psoriasis
Nov 29, 2007 |
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When the FDA assesses a drug, it looks closely at its safety and its effectiveness, but it doesn’t require a precise understanding of how the drug works. A new study by Rockefeller University scientists shows that a strikingly ...
Embryonic Star Captured With Jets Flaring
Nov 29, 2007 |
4.3 / 5 (13) |
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A developing star wrapped in a black cocoon of dust is seen sprouting giant jets in a new image from NASA's Spitzer Space Telescope.
