Archive: 20/05/2009

Bird songs change with environment

Just as a changing radio landscape has made it tough for Foghat to get much airplay these days, so it is for birdsongs according to new research published in The American Naturalist.

dateMay 20, 2009 in Plants & Animals
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GPS System Could Start Failing by Next Year

(PhysOrg.com) -- A federal watchdog agency has warned the U.S. Congress that the GPS system could start failing in 2010 and beyond. Due to delays in launching replacement satellites and other circumstances, the GPS systems ...

dateMay 20, 2009 in Telecom weblog
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Small aftershock rattles downtown Los Angeles

(AP) -- A small but widely felt aftershock jolted the Los Angeles region Tuesday, two days after a magnitude-4.7 earthquake struck. An apartment building in Long Beach was evacuated due to roof damage but there were no reports ...

dateMay 20, 2009 in Earth Sciences
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