When Europe's comet chaser Rosetta swings by Earth tomorrow for a critical gravity assist, tracking data will be collected to precisely measure the satellite's change in orbital energy. The results could help unravel a cosmic ...
Space Exploration
Nov 12, 2009
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Scientists at the University of York have discovered how certain bacteria such as Escherichia coli have evolved to capture rare sugars from their environment giving them an evolutionary advantage in naturally competitive ...
Biochemistry
Nov 12, 2009
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Long-term variations in volcanism help explain the birth, evolution and death of striking geological features called oceanic core complexes on the ocean floor, says geologist Dr Bram Murton of the National Oceanography Centre, ...
Earth Sciences
Nov 12, 2009
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In an advance that could help ease health and environmental concerns about the emerging nanotechnology industry, scientists are reporting development of technology for changing the behavior of nanoparticles in municipal sewage ...
Environment
Nov 12, 2009
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In the quest to make hydrogen as a clean alternative fuel source, researchers have been stymied about how to create usable hydrogen that is clean and sustainable without relying on an intensive, high-energy process that outweighs ...
Nanophysics
Nov 12, 2009
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Got food poisoning? The cause might be bacterial spores, en extremely hardy survival form of bacteria, a nightmare for health care and the food industry and an enigma for scientists. Spore-forming bacteria, present almost ...
Cell & Microbiology
Nov 12, 2009
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Nerds. Geeks. Fanboys. Whatever you call them, the comics aficionados, movie buffs and videogame enthusiasts who dwell amongst us can be really hard to shop for. But it gets dramatically worse this time of year, when everyone ...
Consumer & Gadgets
Nov 12, 2009
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(PhysOrg.com) -- Two teams of astronomers have found a planet outside the solar system that might be orbiting backwards compared to its star's rotation, a discovery that could shed light on how unique the relatively perfect ...
Astronomy
Nov 12, 2009
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Every high school biology student learns the basics of how genes are expressed: DNA, the cell’s master information keeper, is copied into messenger RNA, which carries protein-building instructions to the ribosome, the part ...
Cell & Microbiology
Nov 12, 2009
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It's the biggest problem in physics: the matter we can see in the universe accounts for just five per cent of the observed gravity that holds galaxies together.
General Physics
Nov 12, 2009
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