(PhysOrg.com) -- In less than an hour, the immune system of the beetle Tenebrio molitor neutralizes most of the bacteria infecting its hemolymph (the equivalent to blood in vertebrates); this is rendered possible by a cascade ...
Nov 26, 2008
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Saturn's moon Enceladus may indeed hide an underground reservoir of water. Scientists at Jet Propulsion Lab in California, the University of Colorado and the University of Central Florida in Orlando teamed up to analyze the ...
Space Exploration
Nov 26, 2008
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(PhysOrg.com) -- A new picture of the early Earth is emerging, including the surprising finding that plate tectonics may have started more than 4 billion years ago — much earlier than scientists had believed, according ...
Earth Sciences
Nov 26, 2008
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Science fiction writers have long envisioned sailing a spacecraft by the optical force of the sun's light. But, the forces of sunlight are too weak to fill even the oversized sails that have been tried. Now a team led by ...
Nanophysics
Nov 26, 2008
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Currently, solar cells are difficult to handle, expensive to purchase and complicated to install. The hope is that consumers will one day be able to buy solar cells from their local hardware store and simply hang them like ...
Nov 26, 2008
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The Stowers Institute's Rong Li Lab has published findings that shed light on the ability of cells to adapt to disruptions to their basic division machineries – findings that may help explain how cancer cells elude the ...
Nov 26, 2008
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With hard bony shells to shelter and protect them, turtles are unique and have long posed a mystery to scientists who wonder how such an elegant body structure came to be.
Archaeology
Nov 26, 2008
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The Galápagos Islands, which provided impetus and inspiration for Charles Darwin's seminal work, "On the Origin of Species", are home to unique populations of reptiles. Since the time of man's first visit in the 16th century ...
Nov 26, 2008
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New evidence may explain why it is that we lose not only our youthful looks, but also our youthful pattern of gene activity with age. A report in the November 26th issue of the journal Cell, a Cell Press publication, reveals ...
Nov 26, 2008
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In the battle against obesity, Yale University researchers may have discovered a new weapon — a naturally occurring molecule secreted by the gut that makes rats and mice less hungry after fatty meals. The findings are published ...
Nov 26, 2008
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