A step closer to a practical atom laser
Jul 19, 2007 |
4.2 / 5 (31) |
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“When doing precise measurements of any kind, it is important to be able to count something, such as photons coming by at any given time,” Mattias Johnsson tells PhysOrg.com.
Computer Program Can't Lose at Checkers
Technology / Computer Sciences
Jul 19, 2007 |
4.2 / 5 (71) |
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Game over. Computer scientists at the University of Alberta have solved checkers, the popular board game with a history that dates back to 3,000 B.C.
Scientists work to create nanogenerator
Jul 19, 2007 |
4.1 / 5 (23) |
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U.S. scientists are developing a nanogenerator -- a tiny device that produces electricity from flowing blood, pulsating blood vessels, or a beating heart.
Multi-gigabit wireless research could make wired computers and peripherals obsolete
Jul 19, 2007 |
4.2 / 5 (31) |
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New research at the Georgia Institute of Technology could soon make that tangle of wires under desks and in data centers a thing of the past.
Dinosaurs, Non-dinosaur Ancestors Coexisted
Other Sciences / Archaeology & Fossils
Jul 19, 2007 |
4.2 / 5 (21) |
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Fossils discovered in the oft-painted arroyos of northern New Mexico show for the first time that dinosaurs and their non-dinosaur ancestors lived side by side for tens of millions of years, disproving the ...
Scientists invent novel hydrogels for repairing, regenerating human tissue
Jul 19, 2007 |
4.7 / 5 (22) |
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University of Delaware scientists have invented a novel biomaterial with surprising antibacterial properties that can be injected as a low-viscosity gel into a wound where it rigidifies nearly on contact--opening ...
'Blue Needle' Presents New Challenge for Theorists
Jul 19, 2007 |
4.2 / 5 (24) |
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Astronomers using the W. M. Keck Observatory and NASA’s Hubble Space Telescope to study disks of debris around stars have found one that is extremely lopsided.
Charon -- An ice machine in the ultimate deep freeze
Jul 19, 2007 |
4.8 / 5 (20) |
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Frigid geysers spewing material up through cracks in the crust of Pluto’s companion Charon and recoating parts of its surface in ice crystals could be making this distant world into the equivalent of an outer ...
Study: Glaciers And Ice Caps To Dominate Sea-Level Rise Through 21st Century
Space & Earth / Earth Sciences
Jul 19, 2007 |
3.8 / 5 (20) |
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Ice loss from glaciers and ice caps is expected to cause more global sea rise during this century than the massive Greenland and Antarctic ice sheets, according to a new University of Colorado at Boulder study. ...
New clue into how diet and exercise enhance longevity
Jul 19, 2007 |
4.9 / 5 (32) |
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The traditional prescriptions for a healthy life—sensible diet, exercise and weight control—extend life by reducing signaling through a specific pathway in the brain, according to Howard Hughes Medical Institute researchers ...
Measuring the unseeable: Researchers probe proteins' 'dark energy'
Biology /
Jul 19, 2007 |
4.8 / 5 (10) |
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Researchers at the University of Pennsylvania School of Medicine are the first to observe and measure the internal motion inside proteins, or its “dark energy.” This research, appearing in the current issue ...
Coming Soon: Protein Synthesis Without Amino Acids?
Jul 19, 2007 |
4.4 / 5 (21) |
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Usually, the synthesis of short protein chains (polypeptides) begins with the production of their components, the amino acids. But it can be done differently: In the journal Angewandte Chemie, Chinese researchers report a ...
Researchers Produce Images of Gases Escaping from Jupiter's Moon Io
Jul 19, 2007 |
4 / 5 (9) |
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Boston University researchers published today the first clear evidence of how gases from Jupiter’s tiny moon’s volcanoes can lead to the largest visible gas cloud in the solar system. Jupiter, the largest planet in the solar ...
New mechanism found for memory storage in brain
Jul 19, 2007 |
3.6 / 5 (14) |
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Our experiences –the things we see, hear, or do—can trigger long-term changes in the strength of the connections between nerve cells in our brain, and these persistent changes are how the brain encodes information as memory. ...
Sensors may monitor aircraft for defects continuously
Jul 19, 2007 |
3.8 / 5 (10) |
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Networks of sensors mounted on commercial aircraft might one day check continuously for the formation of structural defects, possibly reducing or eliminating scheduled aircraft inspections.
