Archive: 23/08/2006

Huge Black Holes Stifle Star Formation

Supermassive black holes in some giant galaxies create such a hostile environment, they shut down the formation of new stars, according to NASA Galaxy Evolution Explorer findings published in the August 24 issue of Nature.

dateAug 23, 2006 in Astronomy
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Scientists Uncover Critical Step in DNA Mutation

Scientists at the Georgia Institute of Technology have made an important step toward solving a critical puzzle relating to a chemical reaction that leads to DNA mutation, which underlies many forms of cancer. The research, ...

dateAug 23, 2006 in
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H. peroxide sensor could aid security

A new family of molecules used to detect hydrogen peroxide and other reactive chemicals in living cells could be a useful addition to anti-terrorist arsenals, says the University of California, Berkeley, chemist who developed ...

dateAug 23, 2006 in
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Astronomers find unexpected 'heartbeats' in star

Astronomers using CSIRO's Parkes telescope in eastern Australia have detected radio "heartbeats" from a star that was not expected to have them. A US-Australian research team found that a "magnetar" -- a kind of star with ...

dateAug 23, 2006 in Astronomy
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Laser light in the deep infrared

Free-electron lasers (FEL) are large and expensive, but they can deliver unique light for research and applications. On August 21, 2006, at the Forschungszentrum Rossendorf (FZR) in Dresden, Germany, the second undulator ...

dateAug 23, 2006 in General Physics
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