(PhysOrg.com) -- Going to the dentist is something that we all have to do. Going to a novice dentist, and his or her drill, is something that most of us would rather avoid but they have to practice somewhere. Luckily for ...
Mirrors are a critical part of a telescope. The quality is crucial, so completion of mirror polishing represents a major milestone. All of the mirrors that will fly aboard NASA's James Webb Space Telescope have been polished ...
Space Exploration
Jun 30, 2011
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"Zombie" stars that explode like bombs as they die, only to revive by sucking matter out of other stars. According to an astrophysicist at UC Santa Barbara, this isn't the plot for the latest 3D blockbuster movie. Instead, ...
Astronomy
Jun 30, 2011
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Whenever it hears an unfamiliar song from a bird of the same species, a zebra finch stops chirping, hopping and grooming. It listens attentively for minutes at a time, occasionally cocking its head but otherwise immobile. ...
Plants & Animals
Jun 30, 2011
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Playing the stock market can be a risky game. And when the market behaves unpredictably, public fear can lead to erratic investment responses and market chaos.
Economics & Business
Jun 30, 2011
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Scientists at Fox Chase Cancer Center have discovered a new mechanism used by cells in the body to turn on silenced genes. This process is critical in preventing the development of cancer -- suggesting the possibility of ...
Cell & Microbiology
Jun 30, 2011
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University of Alberta researchers have produced a map of Edmonton predicting the most likely locations where vehicles will collide with deer. These collisions can be fatal for drivers and their passengers. The hot spots for ...
Environment
Jun 30, 2011
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(AP) -- With firefighters bracing for another day of strong, erratic winds, a wildfire near the nation's premier nuclear weapons laboratory and a northern New Mexico community was poised Thursday to become the largest in ...
Environment
Jun 30, 2011
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Ground-level ozone is an air pollutant that harms humans and plants. Both climate and weather play a major role in ozone damage to plants. Researchers at the University of Gothenburg, Sweden, have now shown that climate change ...
Earth Sciences
Jun 30, 2011
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The "Potsdam Gravity potato", as this representation of terrestrial gravity has become known, can for the first time display gravity variations that change with time. The seasonal fluctuations of the water balance of continents ...
Earth Sciences
Jun 30, 2011
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