New Ways to Use Biomass
Sep 22, 2008 |
4.7 / 5 (13) |
0
(PhysOrg.com) -- Alternatives to fossil fuels and natural gas as carbon sources and fuel are in demand. Biomass could play a more significant part in the future. Researchers in the USA and China have now developed ...
Ancient Arctic ice could tell us about the future of permafrost
Space & Earth / Earth Sciences
Sep 22, 2008 |
4 / 5 (14) |
3
(PhysOrg.com) -- Researchers have discovered the oldest known ice in North America, and that permafrost may be a significant touchstone when looking at global warming.
Swift Catches Farthest Ever Gamma-Ray Burst
Sep 22, 2008 |
4.8 / 5 (11) |
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(PhysOrg.com) -- NASA's Swift satellite has found the most distant gamma-ray burst ever detected. The blast, designated GRB 080913, arose from an exploding star 12.8 billion light-years away.
Bees can mediate the escape of genetically engineered material over several kilometres
Biology /
Sep 22, 2008 |
4.8 / 5 (10) |
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A study by scientists from the Nairobi-headquartered international research centre icipe, in collaboration with the French Institut de Recherche pour le Développement (IRD) has established that bees have the potential to ...
Purifying nanorods: Big success with tiny cleanup
Nanotechnology / Nanomaterials
Sep 22, 2008 |
4.4 / 5 (11) |
0
Chemists at Rice University have discovered a novel method to produce ultra-pure gold nanorods -- tiny, wand-like nanoparticles that are being studied in dozens of labs worldwide for applications as broad as diagnosing disease ...
Inhibiting cholesterol-associated protein reduces high-risk blockages in arteries
Sep 22, 2008 |
5 / 5 (9) |
1
Using the drug darapladib, researchers at the University of Pennsylvania School of Medicine and colleagues have inhibited a cholesterol-and immune system-associated protein, thereby reducing the development ...
Calorie-free natural sweetener moves one step closer to use in the U. S.
Sep 22, 2008 |
4.3 / 5 (10) |
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Researchers in Georgia are reporting an advance toward the possible use of a new natural non-caloric sweetener in soft drinks and other food products in the United States. Stevia, which is 300 times more potent than sugar ...
When leaves fall, more is occurring than a change of weather
Biology /
Sep 22, 2008 |
3.9 / 5 (10) |
0
A falling leaf often catches a poet's eye, but scientists also wonder about the phenomenon that causes leaves to fall, or abscission in plants. Abscission is the physiological process plants use to separate ...
Robot wheelchair finds its own way
Sep 22, 2008 |
3.9 / 5 (9) |
0
(PhysOrg.com) -- MIT researchers are developing a new kind of autonomous wheelchair that can learn all about the locations in a given building, and then take its occupant to a given place in response to a ...
Ocean floor geysers warm flowing sea water
Space & Earth / Earth Sciences
Sep 22, 2008 |
4.3 / 5 (8) |
0
An international team of earth scientists report movement of warmed sea water through the flat, Pacific Ocean floor off Costa Rica. The movement is greater than that off midocean volcanic ridges. The finding suggests possible ...
Aspirin and atherosclerosis
Sep 22, 2008 |
3.9 / 5 (8) |
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Aspirin has become one of the most widely used medications in the world, owing to its ability to reduce pain, fevers, inflammation, and blood clotting. In animal studies, aspirin has also been shown to prevent atherosclerosis, ...
Sexism pays: Study finds men who hold traditional views of women earn more than men who don't
Medicine & Health / Psychology & Psychiatry
Sep 22, 2008 |
4.1 / 5 (7) |
5
When it comes to sex roles in society, what you think may affect what you earn. A new study has found that men who believe in traditional roles for women earn more money than men who don't, and women with more egalitarian ...
Remembrance of tussles past: paper wasps show surprisingly strong memory for previous encounters
Biology /
Sep 22, 2008 |
4.8 / 5 (6) |
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With brains less than a millionth the size of humans', paper wasps hardly seem like mental giants. But new research at the University of Michigan shows that these insects can remember individuals for at least a week, even ...
Insight into the evolution of parasitism
Biology /
Sep 22, 2008 |
4.5 / 5 (6) |
1
Scientists at the Max Planck Institute for Developmental Biology, together with American colleagues, have decoded the genome of the Pristionchus pacificus nematode, thereby gaining insight into the evolution ...
Study confirms benefit of combination therapy for Alzheimer's disease
Sep 22, 2008 |
5 / 5 (5) |
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Extended treatment with Alzheimer's disease drugs can significantly slow the rate at which the disorder advances, and combination therapy with two different classes of drugs is even better at helping patients maintain their ...
