Nuclear explosion on a dead star -- astronomers probe aftermath
Jul 19, 2006 |
4.3 / 5 (36) |
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A team of astronomers from the UK and Germany have found that a nuclear explosion on the surface of a star 5,000 light years from Earth resulted in a blast wave moving at over 1,700 km per second (one thousand miles per second ...
Sending quantum information over long distances
Jul 19, 2006 |
3.8 / 5 (37) |
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Ever since the idea of quantum communication was proposed, scientists have considered quantum communication systems as completely separate from classical communication systems. However, an international group of scientists ...
Gas escaping from ocean floor may drive global warming
Space & Earth / Earth Sciences
Jul 19, 2006 |
4.8 / 5 (24) |
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Gas escaping from the ocean floor may provide some answers to understanding historical global warming cycles and provide information on current climate changes, according to a team of scientists at the University of California, ...
Scientists Discover a Genetic Code for Organizing DNA
Jul 19, 2006 |
4.6 / 5 (25) |
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DNA – the long, thin molecule that carries our hereditary material – is compressed around protein scaffolding in the cell nucleus into tiny spheres called nucleosomes. The bead-like nucleosomes are strung along the entire ...
Researchers use corn waste to generate electricity
Jul 19, 2006 |
4.3 / 5 (25) |
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After the corn harvest, whether for cattle feed or corn on the cob, farmers usually leave the stalks and stems in the field, but now, a team of Penn State researchers thinks corn stover can be used not only to manufacture ...
Making Hair Realistic in Computer Animation
Jul 19, 2006 |
2.9 / 5 (28) |
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Poets and novelists often describe hair as "shining" or "shimmering." Dark hair has a "sheen"; blond hair "glows." All this comes about because of the complex scattering of incident light off of individual ...
Research paves way for new composite materials
Jul 19, 2006 |
4.8 / 5 (15) |
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Northwestern University researchers have developed a process that promises to lead to the creation of a new class of composite materials -- "graphene-based materials."
UCSC physicists explore a boundary of their discipline in new book, Quantum Enigma
Jul 19, 2006 |
4.1 / 5 (14) |
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Quantum mechanics, one of the most successful theories in all of science, says some strange things about the fundamental nature of the world. For all practical purposes, physicists can and do ignore the bizarre implications ...
Intel to debut Core 2 Duo chips in August
Jul 19, 2006 |
2.4 / 5 (24) |
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Despite the inevitable complaints and grumbling from some quarters, change is a necessary thing -- especially in the microprocessor industry. This August, Intel will release the Intel Core 2 series of chips. ...
Samsung Produces 60-Nanometer 8-Gigabit NAND Flash Memory
Jul 19, 2006 |
2.8 / 5 (16) |
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Samsung Electronics today announced that it has begun mass producing an 8-Gigabit (Gb) NAND flash memory device, providing a much larger and more affordable storage density for consumer and mobile applications ...
Bush vetoes stem cell research proposal
Jul 19, 2006 |
1.7 / 5 (25) |
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President Bush did as promised Wednesday, issuing the first veto of his 5 1/2 years in office, rejecting an embryonic stem cell research bill.
Scientists decode how plants avoid sunburn
Biology /
Jul 19, 2006 |
4.7 / 5 (9) |
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Too much sun – for plants as well as people – can be harmful to long-term health. But to avoid the botanical equivalent of “lobster tans,” plants have developed an intricate internal defense mechanism called photoprotection, ...
Stellar Explosion Portends Bigger Blast To Come
Jul 19, 2006 |
4.1 / 5 (10) |
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On February 12, 2006, skygazers spotted a nova that appeared when a faint star brightened dramatically, becoming visible to the unaided eye. The cause of the brightening was a thermonuclear explosion that blasted ...
Tech File: Sony's Playstation Portable
Electronics / Consumer & Gadgets
Jul 19, 2006 |
2.4 / 5 (14) |
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Tech File caught up with Peter Dille, senior vice present of marketing at Sony Computer Entertainment America Inc., to grill him about the future of Sony's portable multimedia device the Playstation Portable ...
Study: Predators bind ecosystems together
Biology /
Jul 19, 2006 |
3.3 / 5 (8) |
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An international team of scientists published a theoretical analysis this week, positing that complex ecosystems are held together by their top predators.
