Controlling nano color and shape with pH adjustments
Jul 30, 2007 |
4 / 5 (21) |
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Scientists have recently discovered that the shape, color, and optical properties of silver nanoparticles can be controlled using a method that is easy, inexpensive and takes just minutes. Simply by adjusting ...
Stronger evidence for human origin of global warming
Jul 30, 2007 |
2.9 / 5 (42) |
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A recent statistical analysis strengthens evidence that human activities are causing world temperatures to rise. Most climate change scientists model Earth systems from the ground up, attempting to account for all climate ...
Researchers think pink to produce 'green' solar energy
Jul 30, 2007 |
4.7 / 5 (29) |
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When it comes to producing earth-friendly solar energy, pink may be the new green, according to Ohio State University researchers.
Astronomers unveil new type of active galaxy
Jul 30, 2007 |
4.4 / 5 (48) |
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An international team of astronomers using NASA’s Swift satellite and the Japanese/U.S. Suzaku X-ray observatory has discovered a new class of active galactic nuclei (AGN).
Researchers Demonstrate How Placebo Effect Works in the Brain
Medicine & Health / Psychology & Psychiatry
Jul 30, 2007 |
4.5 / 5 (40) |
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Columbia University scientists, with colleagues from the University of Michigan, have shown how the neurochemistry of the placebo effect can relieve pain in humans. The scientists found that the placebo effect ...
Rare Example of Darwinism Seen in Action
Biology /
Jul 30, 2007 |
4.6 / 5 (25) |
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A research team of biologists has found experimental evidence that supports a controversial theory of genetic conflict in the reproduction of those animals that support their developing offspring through a ...
Engineers building robotic fin for submarines
Jul 30, 2007 |
4.8 / 5 (13) |
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Inspired by the efficient swimming motion of the bluegill sunfish, MIT researchers are building a mechanical fin that could one day propel robotic submarines.
Quantum dance draws unexpected guests
Jul 30, 2007 |
4.4 / 5 (20) |
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It was always thought to be restricted to everyday types, with no magnetic sorts allowed in the door. But the quantum dance party’s guest list just got bigger.
Caffeine and exercise can team up to prevent skin cancer
Jul 30, 2007 |
4.3 / 5 (26) |
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Regular exercise and little or no caffeine has become a popular lifestyle choice for many Americans. But a new Rutgers study has found that it may not be the best formula for preventing sun-induced skin damage that could ...
Blacks who kill whites are most likely to be executed
Jul 30, 2007 |
4.3 / 5 (7) |
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Blacks convicted of killing whites are not only more likely than other killers to receive a death sentence – they are also more likely to actually be executed, a new study suggests.
Drug improves symptoms of severe Alzheimer's disease
Medicine & Health / Medications
Jul 30, 2007 |
4.4 / 5 (11) |
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A drug initially used to treat mild to moderate Alzheimer’s disease improved the memory and global function of people with severe Alzheimer’s disease and was safe and effective, according to a study published in the July ...
New aerogels could clean contaminated water, purify hydrogen for fuel cells
Jul 30, 2007 |
4.7 / 5 (17) |
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Scientists at the U.S. Department of Energy's Argonne National Laboratory have identified a new technique for cleansing contaminated water and potentially purifying hydrogen for use in fuel cells, thanks to the discovery ...
Better baseball -- Choosing the champs
Jul 30, 2007 |
4.1 / 5 (14) |
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How many games does it take to ensure that the best team in a sports league ends up with the best record? According to a study by a pair of physicists at the Los Alamos national Laboratory in New Mexico, the answer is an ...
Graphene sniffs out dangerous molecules
Nanotechnology / Nanomaterials
Jul 30, 2007 |
4.7 / 5 (10) |
0
Researchers at the University of Manchester have used the world’s thinnest material to create sensors that can detect just a single molecule of a toxic gas.
Learning to evolve: With a little help from my ancestors
Biology /
Jul 30, 2007 |
4.2 / 5 (6) |
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Learning to fly is easy, if you are a bird. But why is it that birds learn so easily how to fly" It is well known that birds learn through practice, and that they gradually refine their innate ability into a finely tuned ...
