(PhysOrg.com) -- In the 2,000 or so years since the Roman Empire employed a naturally occurring form of cement to build a vast system of concrete aqueducts and other large edifices, researchers have analyzed the molecular ...
Nanomaterials
Sep 9, 2009
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(AP) -- Apple Inc. CEO Steve Jobs returned Wednesday to the showman role that has helped define his company leadership, taking the stage for the first time since his medical leave to announce such new products as an iPod ...
Business
Sep 9, 2009
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(PhysOrg.com) -- Analysis of a rock type found only in the world's oldest oceans has shed new light on how large animals first got a foothold on the Earth.
Earth Sciences
Sep 9, 2009
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Sharing the fruits of research in the biomedical sciences is critical for the advance of knowledge, yet with the advent of large-scale data gathering following the completion of the genome projects this is becoming harder ...
Other
Sep 9, 2009
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(PhysOrg.com) -- A large international research team has decoded the genome of the notorious organism that triggered the Irish potato famine in the mid-19th century and now threatens this season's tomato and potato crops ...
Biotechnology
Sep 9, 2009
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The prevailing wisdom among many scientists and scientific organizations is that, as a rule, scientists are press shy, and those who aren't are mavericks.
Other
Sep 9, 2009
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The simple picture of star formation calls for giant clouds of gas and dust to collapse inward due to gravity, growing denser and hotter until igniting nuclear fusion. In reality, forces other than gravity also influence ...
Astronomy
Sep 9, 2009
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While computers can replicate many aspects of human behavior, they do not possess our ability to recognize distorted images, according to a team of Penn State researchers.
Computer Sciences
Sep 9, 2009
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(PhysOrg.com) -- A team of scientists from Yale University and Dartmouth College has used microRNA data to investigate the evolutionary relationships of annelids, which include earthworms, leeches and bristle worms, to show ...
Evolution
Sep 9, 2009
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Scientists at the Naval Research Laboratory (NRL) Space Science Division and a team of international researchers have positively identified cosmic sources of gamma-ray emissions through the discovery of 16 pulsating neutron ...
Astronomy
Sep 9, 2009
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