Nanocrystals Are Hot
Oct 09, 2006 |
4.3 / 5 (34) |
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Scientists at the Department of Energy's Lawrence Berkeley National Laboratory have discovered that nanocrystals of germanium embedded in silica glass don't melt until the temperature rises almost 200 degrees ...
Galaxy gardening more than hobby for future moon, Mars residents
Space & Earth / Space Exploration
Oct 09, 2006 |
4.4 / 5 (31) |
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Long periods of total darkness and poor soil needn't stop an avid gardener – at least not one who's willing to go out of this world to grow plants. Lush lettuce is growing by galactic measure in cylinders designed ...
Hubble observations confirm that planets form from disks around stars
Oct 09, 2006 |
4.5 / 5 (34) |
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More than 200 years ago, the philosopher Emmanuel Kant first proposed that planets are born from disks of dust and gas that swirl around their home stars. Though astronomers have detected more than 200 extrasolar ...
'Trapped Wave' Caused Unexpected Dennis Surge
Oct 09, 2006 |
4 / 5 (14) |
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When Hurricane Dennis passed North Florida on July 10, 2005, it caused a 10-foot storm surge in some areas along Apalachee Bay — about 3 to 4 feet more than forecasted— that couldn’t be explained only by the ...
HIV gets a makeover: A few adjustments to the AIDS virus could alter the course of research
Medicine & Health / HIV & AIDS
Oct 09, 2006 |
3.5 / 5 (19) |
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The slow pace of AIDS research can be pinned, in no small part, on something akin to the square-peg-round-hole conundrum. The HIV-1 virus won’t replicate in monkey cells, so researchers use a monkey virus — ...
$100 Laptop May Be at Security Forefront
Oct 09, 2006 |
2.9 / 5 (25) |
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(AP) -- The $100 laptops planned for children around the world might turn out to be as revolutionary for their security measures as for their low-cost economics.
Sensory feedback during speech: The brain attunes to more than just sound
Biology /
Oct 09, 2006 |
3.3 / 5 (6) |
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Using robotics to manipulate the brain's perception of jaw movement while words are spoken, researchers have deepened our understanding of the importance of non-auditory sensory cues in the brain's control of speech. The ...
Everybody Dance! The Energy You Use Won't Shorten Your Life
Oct 09, 2006 |
3.9 / 5 (8) |
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The theory that animals die when they’ve expended their lifetime allotment of energy may be reaching the end of its own life, according to a study presented at The American Physiological Society conference, Comparative Physiology ...
Archerfish tune their shots to universal properties of prey adhesion
Biology /
Oct 09, 2006 |
3.4 / 5 (9) |
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Archerfish exhibit the remarkable ability to hunt for insects and other small terrestrial animals by firing precisely aimed streams of water that knock prey onto the water's surface. These water shots were once thought to ...
Drug may help women stop smoking
Medicine & Health / Medications
Oct 09, 2006 |
3.3 / 5 (6) |
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Adding the opiate blocker naltrexone to the combination of behavioral therapy and nicotine patches boosted smoking cessation rates for women by almost 50 percent when assessed after eight weeks of treatment, but made no difference ...
Expression of a membrane protein in peripheral tissue linked to cancer: A novel tumour marker
Oct 09, 2006 |
3.7 / 5 (3) |
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Researchers at the Max Planck Institute of Experimental Medicine, in collaboration with the Department of Pathology at the Medical School of the Georg August University in Gottingen and the National Institute ...
Photochemistry Creates Drug-Trapping Nanoparticles
Nanotechnology / Bio & Medicine
Oct 09, 2006 |
3.8 / 5 (11) |
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Many of the most potent anticancer agents are poorly soluble in water, presenting a challenge for medicinal chemists who must develop methods of delivering these drugs in the watery environment of the human body. Nanoparticles ...
Naked mole-rat unfazed by oxidative stress
Oct 09, 2006 |
4.3 / 5 (7) |
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The long-lived naked mole-rat shows much higher levels of oxidative stress and damage and less robust repair mechanisms than the short-lived mouse, findings that could change the oxidative stress theory of aging.
Too many U.S. kids lead stressful lives
Medicine & Health / Psychology & Psychiatry
Oct 09, 2006 |
3.7 / 5 (9) |
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The United States has strayed so far from the Victorian ideal of childhood that pediatricians should include "stress checks" in child exams, a report says.
Expedition 14 gets ready for a short trip
Space & Earth / Space Exploration
Oct 09, 2006 |
1.2 / 5 (6) |
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Expedition 14 has completed its first full week solo on the International Space Station and was preparing Monday for an unusual excursion.
