J. Craig Wheeler has studied the exploding stars called supernovae for more than four decades. Now he has a new idea on the identity of the "parents" of one of the most important types of supernovae—the Type Ia, those used ...
Astronomy
Oct 26, 2012
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A new computer algorithm can analyze the footwear marks left at a crime scene according to clusters of footwear types, makes and tread patterns even if the imprint recorded by crime scene investigators is distorted or only ...
Computer Sciences
Oct 26, 2012
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The International Council for Science (ICSU), as representative of the global scientific community, expresses its strong concern regarding the case of the six scientists who have been found guilty of manslaughter and sentenced ...
Earth Sciences
Oct 26, 2012
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Digital spending - the acquisition of media products in digital format - tripled from 2006 to 2010 worldwide, with the recording music sector now achieving 30% of its global sales in the digital market. The digital success ...
Business
Oct 26, 2012
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New evidence shows there is no cross-breeding between endangered manatees in Puerto Rico and those in Florida, resulting in less genetic diversity in Puerto Rico's small manatee population and impacting its odds of survival.
Plants & Animals
Oct 26, 2012
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Few recently discovered chemical reactions have proven as powerful as the copper-catalysed Huisgen 1,3-dipolar cycloaddition between azides and alkynes—a transformation better known as a 'click reaction'. The process gets ...
Materials Science
Oct 26, 2012
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At microscopic scales, magnetic materials are full of structure. Tiny magnets, called domains, order themselves in ways that control the magnetic properties of the bulk material. Technologies such as hard disk drives exploit ...
General Physics
Oct 26, 2012
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Forget that traditional post-no-bills plywood scaffolding familiar to pedestrians in every growing city. Great Gulf and Ryerson University are providing safety with grand style at their construction sites. The developer and ...
Engineering
Oct 26, 2012
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Researchers at NASA's Jet Propulsion Laboratory and the California Institute of Technology in Pasadena have developed a method to use a specialized NASA 3-D imaging radar to characterize the oil in oil spills, such as the ...
Environment
Oct 26, 2012
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The first "Alien" movie was promoted with the celebrated tagline, "In space, no one can hear you scream." But a group of students want to find out if this is really true, and they're asking the public for help. Students from ...
Space Exploration
Oct 26, 2012
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