A new study reveals that changes in gene expression in the brain of the honey bee in response to an immediate threat have much in common with more long-term and even evolutionary differences in honey-bee aggression. The findings ...
Plants & Animals
Aug 17, 2009
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A tissue-repair-and-regeneration pathway in the human body, including wound healing, is essential for the early lung to develop properly. Genetically engineered mice fail to develop lungs when two molecules in this pathway, ...
Cell & Microbiology
Aug 17, 2009
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(PhysOrg.com) -- For the first time in more than a quarter-century a new space vehicle stands ready in NASA's Kennedy Space Center Vehicle Assembly Building. The Ares I-X rocket, its simulated crew module and launch abort ...
Space Exploration
Aug 17, 2009
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NASA's space shuttle program is winding down. With only about half a dozen more flights, shuttle crews will put the finishing touches on the International Space Station (ISS), bringing to an end twelve years of unprecedented ...
General Physics
Aug 17, 2009
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(PhysOrg.com) -- Protein function and gene expression are often regulated by reversible modifications of already existing proteins. Scientists from the Max Planck Institute of Biochemistry and the University of Copenhagen ...
Biochemistry
Aug 17, 2009
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(AP) -- The writers' grievances came in the form of angry letters, carried over bumpy rural roads to the newspaper office serving the Amish community.
Internet
Aug 17, 2009
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A successful NASA flight test Monday demonstrated how a spacecraft returning to Earth can use an inflatable heat shield to slow and protect itself as it enters the atmosphere at hypersonic speeds.
Space Exploration
Aug 17, 2009
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Forty percent of the messages on Twitter are "pointless babble" along the lines of "I am eating a sandwich now," according to a study conducted by a US market research firm.
Internet
Aug 17, 2009
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A comprehensive new study of irrigation in Asia warns that, without major reforms and innovations in the way water is used for agriculture, many developing nations face the politically risky prospect of having to import more ...
Environment
Aug 17, 2009
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(AP) -- PC maker Dell Inc. is working on a smart phone for China Mobile Ltd., China's biggest cell phone carrier.
Consumer & Gadgets
Aug 17, 2009
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