Archive: 10/07/2008

Researchers Engineer Self-Destructing Virus

University of Arizona researchers have sown the seeds of a virus' destruction in its own genetic code – or rather, in the genetic code of the organisms it seeks to infect. Their work could improve both the understanding ...

dateJul 10, 2008 in
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Long Wait Before Next China Quake?

A new analysis of the setting for May's devastating earthquake in China shows that the quake resulted from faults with little seismic activity--and that similar events in that area occur, on average, only once every 2,000 ...

dateJul 10, 2008 in Earth Sciences
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Rare 'Star-Making Machine' Found in Distant Universe

Astronomers have uncovered an extreme stellar machine -- a galaxy in the very remote universe pumping out stars at a surprising rate of up to 4,000 per year. In comparison, our own Milky Way galaxy turns out an average of ...

dateJul 10, 2008 in Astronomy
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Forest birds evolved early, DNA shows

(PhysOrg.com) -- Evolution seems to have happened in fits and starts -- at least that's what the fossil record shows. From trilobites to pterodactyls, ammonites to Archaeopteryx, scientists find the same pattern: brief bursts ...

dateJul 10, 2008 in
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