A cloudy mystery: Puzzling cloud near galaxy's center may hold clues to how stars are born
It's the mystery of the curiously dense cloud. And astronomers at the California Institute of Technology (Caltech) are on the case.
It's the mystery of the curiously dense cloud. And astronomers at the California Institute of Technology (Caltech) are on the case.
Astronomy
Jan 10, 2013
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Why are efficient and affordable solar cells so highly coveted? Volume. The amount of solar energy lighting up Earth's land mass every year is nearly 3,000 times the total amount of annual human energy use. But to compete ...
Nanomaterials
Jan 7, 2013
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(Phys.org)—Conventional wisdom holds that genes determine the shape and structure (morphology) of animals, but something else may be at play. A new study shows that a roundworm (P. pacificus) regulates its offspring's morphology ...
Cell & Microbiology
Jan 4, 2013
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(Phys.org)—A new galactic game launching today lets citizen scientists identify the glowing clouds where future stars will be born. The online experience, called Clouds, is a new addition to the Milky Way Project, where ...
Space Exploration
Dec 20, 2012
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Bacteria that cause the tick-borne disease anaplasmosis in humans create their own food supply by hijacking a process in host cells that normally should help kill the pathogenic bugs, scientists have found.
Cell & Microbiology
Nov 29, 2012
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Every kid knows that giant carnivores like Tyrannosaurus rex dominated the Cretaceous period, but they weren't the only big guys in town. Giant plant-eating theropods – close relatives of both T. rex and today's birds – ...
Archaeology
Nov 28, 2012
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In the marine world, high-energy prey make for high-energy predators. And to survive, such marine predators need to sustain the right kind of high-energy diet. Not just any prey will do, suggests a new study by researchers ...
Plants & Animals
Nov 21, 2012
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(Phys.org)—In an unprecedented find, a research team including scientists from Pacific Northwest National Laboratory discovered that the three electronic and electrochemical properties having to do with the energy necessary ...
Materials Science
Nov 21, 2012
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For decades, "bigger is better" has been the conventional path to efficiency in industries ranging from transportation to power generation. Food once grown on small family plots now comes overwhelmingly from factory farms. ...
Economics & Business
Nov 2, 2012
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With Election Day less than a month away, television is filled with talking heads spreading the conventional wisdom of what a Republican or Democratic president might mean for the economy.
Social Sciences
Oct 24, 2012
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