(PhysOrg.com) -- In any kind of nuclear reactor, there is a small amount of the radioactive isotope strontium-90 that is formed as part of the regular fission process. In fact, fission products such as strontium-90 make up ...
General Physics
Oct 21, 2011
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New assessments by researchers using the latest high-tech tools to study the diets of early hominids are challenging long-held assumptions about what our ancestors ate, says a study by the University of Colorado Boulder and ...
Archaeology
Oct 13, 2011
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With the discovery of a RNA nano-scaffold that remains unusually stable in the body, researchers at the University of Cincinnati (UC) have overcome another barrier to the development of therapeutic RNA nanotechnology.
Bio & Medicine
Sep 12, 2011
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(PhysOrg.com) -- Rare-earth metals are a series of elements that represent one of the final frontiers of chemical exploration. The vigorous reactivity of these substances, however, has made it difficult for researchers to ...
Materials Science
Apr 15, 2011
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(PhysOrg.com) -- For years, RNA has seemed an elusive tool in nanotechnology research -- easily manipulated into a variety of structures, yet susceptible to quick destruction when confronted with a commonly found enzyme.
Bio & Medicine
Jan 19, 2011
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Tiny meteorites found in ultra-pure Antarctic snow may provide scientists with evidence that the building blocks of life may have come from within our own solar system, rather than from the far reaches of space, researchers ...
Space Exploration
May 11, 2010
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An unprecedented study of bald eagle diet, from about 20,000 to 30,000 years ago to the present, will provide wildlife managers with unique information for reintroducing Bald Eagles to the Channel Islands off California. ...
Ecology
May 3, 2010
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(PhysOrg.com) -- Scientists at the U.S. Department of Energy’s Argonne National Laboratory have pushed the limits of charge breeding and broken a long-standing world record for ionization efficiency of solids.
General Physics
Apr 13, 2010
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Geoengineering -- deliberate manipulation of the Earth's climate to slow or reverse global warming -- has gained a foothold in the climate change discussion. But before effective action can be taken, the Earth's natural biogeochemical ...
Earth Sciences
Feb 16, 2010
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(PhysOrg.com) -- All PC users running Windows can now have access to Google Chrome's new extension gallery, with the release earlier this week of a stable version of the Chrome 4.0 browser for Windows.
