New material means 'x-ray specs' no longer required
Physics /
Feb 20, 2006 |
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A new optical effect has been created in a London laboratory that means solid objects such as walls could one day be rendered transparent, scientists report today in the journal Nature Materials.
Some scientists cast doubt on Darwin
Feb 20, 2006 |
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More than 500 scientists have signed a statement publicly expressing skepticism about the theory of Darwinian evolution.
Oceans may soon be more corrosive than when the dinosaurs died
Feb 20, 2006 |
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Increased carbon dioxide emissions are rapidly making the world's oceans more acidic and, if unabated, could cause a mass extinction of marine life similar to one that occurred 65 million years ago when the ...
The Earth in 3D
Feb 20, 2006 |
4.1 / 5 (31) |
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Look down at the world from above - take a virtual stroll along narrow high-rise city streets and open squares. At CeBIT scientists from the Fraunhofer Institute for Telecommunications, Heinrich-Hertz-Institut ...
Search for alien life challenges current concepts, says U. of Colorado prof.
Feb 20, 2006 |
4.1 / 5 (26) |
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For scientists eying distant planets and solar systems for signs of alien activity, University of Colorado at Boulder Professor Carol Cleland suggests the first order of business is to keep an open mind.
Proton radiation more dangerous than once thought
Physics /
Feb 20, 2006 |
4.2 / 5 (22) |
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At the NASA Space Radiation Laboratory at DOE's Brookhaven National Laboratory, scientists have found that proton radiation is more damaging to cells than previously assumed - specifically, the cells' DNA. ...
Bacterial motors could inspire nanotechnology
Feb 20, 2006 |
4.2 / 5 (21) |
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An Oxford University physicist sees the future of nanotechnology in the workings of one of Nature's tiniest motors, that which allows some bacteria to swim by rotating slender filaments known as flagella.
NPR's 'Math Guy' explains changing nature of mathematical proof
Feb 20, 2006 |
4.7 / 5 (17) |
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Keith Devlin is a consulting professor in Stanford's Mathematics Department and a fellow of the American Association for the Advancement of Science. Some biologists recognize his name because there's an extinct possum named ...
Nano World: Nano for self-healing material
Feb 20, 2006 |
4.1 / 5 (17) |
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Nanoparticles dispersed throughout a material can migrate to cracks, potentially leading to self-healing composites in everything from cockpits to microelectronics, experts told UPI's Nano World.
Scientists oppose intelligent design
Feb 20, 2006 |
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The American Association for the Advancement of Science, meeting in St. Louis, mounted an offensive against intelligent design.
AAAS denounces bills undermining evolution
Feb 20, 2006 |
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The American Association for the Advancement of Science, meeting in St. Louis, said Sunday it strongly denounced legislation undermining evolution.
Scientist uses dragonflies to better understand flight
Feb 20, 2006 |
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If mastering flight is your goal, you can't do better than to emulate a dragonfly. With four wings instead of the standard two and an unusual pitching stroke that allows the bug to hover and even shift into ...
Study: Midwest not ready for a major quake
Feb 20, 2006 |
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A Washington University professor says Midwesterners rarely think about earthquake safety so towns along the New Madrid fault are not prepared.
Comet dust from NASA mission under analysis
Feb 20, 2006 |
3.5 / 5 (13) |
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Scientists at the University of Chicago are among the first ever to analyze cometary dust delivered to Earth via spacecraft.
The Tree of Life flourishes on the Web
Feb 20, 2006 |
3.7 / 5 (11) |
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Scientists say The Tree of Life -- a Web-based database of the relationships and characteristics of all groups of Earth organisms -- is growing.
