Scientists mount ambitious experiments, propose dramatic new theories about dark energy
Physics /
Feb 18, 2005 |
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A panel of physicists and astronomers will preview emerging theories and experiments aimed at solving the mystery of dark energy, an invisible force that dominates the universe, from 1:45 to 4:45 p.m. Friday, Feb. 18, at ...
String theorist explores dark energy and our unique 'pocket' of the universe
Physics /
Feb 18, 2005 |
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Some celestial bodies are so cold that methane freezes; others are so hot that nuclear reactions occur. And then there's Earth, with a benign temperature hovering in the narrow range between freezing and boiling, allowing ...
Revolutionary Grassroots Astrophysics Project "Einstein@Home" Goes Live
Physics /
Feb 18, 2005 |
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A new grassroots computing project dubbed Einstein@Home, which will let anyone with a personal computer contribute to cutting edge astrophysics research, will be officially announced at the annual meeting of the American ...
NYU's Dvali says change in laws of gravity, not 'dark energy,' source of cosmic acceleration
Feb 18, 2005 |
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New York University physicist Georgi Dvali concludes that the cosmic acceleration of the universe may be caused by the modification of standard laws of gravity at very large distances, and not by "dark energy," as posited ...
RHESSI satellite captures giant gamma-ray flare
Feb 18, 2005 |
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Astronomers around the world recorded late last year the brightest explosion ever of high-energy X-rays and gamma rays - a split-second flash from the other side of our galaxy that was strong enough to affect ...
Why is the helix such a popular shape?
Feb 18, 2005 |
5 / 5 (1) |
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Perhaps because they are nature's space savers Something about nature loves a helix, the ubiquitous spiral shape taken on by DNA and many other molecules found in the cells of living creatures. The shape is so useful th ...
World’s first USB to SATA bridge chip
Feb 18, 2005 |
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Supporting the rapid transition to serial ATA storage, the OXU921S from Oxford Semiconductor is the world’s first bridge chip to provide transparent data transfer between a USB2.0 port and an external SATA disk drive.
First System-on-Glass Driver LSI Chip to Achieve 768 Outputs for XGA TFT-LCDs
Feb 18, 2005 |
1.5 / 5 (2) |
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Corporation announced the development of a panel-sized scan driver, the world's first system-on-glass (SOG), large-scale integrated (LSI) chip to achieve 768 outputs for extended graphics array, thin-film transistor, liquid ...
Penn astrophysicist outlines a multi-pronged approach in the hunt for dark energy
Physics /
Feb 18, 2005 |
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For the last few years evidence that we are living on a very "weird" universe has been growing: the expansion of the universe is accelerating, and one theory proposed to account for this acceleration is what has been termed ...
Molecular machine may lead to new drugs to combat human diseases
Feb 18, 2005 |
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The crystallized form of a molecular machine that can cut and paste genetic material is revealing possible new paths for treating diseases such as some forms of cancer and opportunistic infections that plague HIV patients. Purdue Uni ...
Diamonds key to a sparkling listening experience
Feb 18, 2005 |
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Music lovers could be in for the ultimate listening experience, thanks to a new range of speakers containing parts made of diamond, writes Marina Murphy in the Chemistry & Industry magazine. The unique properties of diamond ...
Web searching made more successful with automated, personalized assistance system
Feb 18, 2005 |
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A Penn State researcher has developed software that improves Web searching with a personalized system that offers automated assistance for structuring and refining queries, evaluating search results and finding more relevant ...
NASA Statement on False Claim of Evidence of Life on Mars
Feb 18, 2005 |
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A pair of NASA scientists told a group of space officials at a private meeting here Sunday that they have found strong evidence that life may exist today on Mars, hidden away in caves and sustained by pockets of water. The ...
Titan's Atmosphere Comes from Ammonia, Huygens Data Say
Feb 18, 2005 |
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Cassini-Huygens supplied new evidence about why Titan has an atmosphere, making it unique among all solar system moons, a University of Arizona planetary scientist says. Scientists can infer from Cassini-Huygens res ...
VLA Probes Secrets of Mysterious Magnetar
Feb 18, 2005 |
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A giant flash of energy from a supermagnetic neutron star thousands of light-years from Earth may shed a whole new light on scientists' understanding of such mysterious "magnetars" and of gamma-ray bursts. ...
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