Archive: 22/09/2009

Sharing the air

(PhysOrg.com) -- In the old days, when a new wireless technology came along, it got its own swath of the electromagnetic spectrum: AM radio uses 535 to 1,605 kilohertz, so television got chunks between 54 and 806 megahertz. ...

dateSep 22, 2009 in Telecom
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Research backs legend of man-eating bird

(PhysOrg.com) -- A huge flesh-eating eagle that became extinct in New Zealand only 500 years ago was an efficient hunter that could attack prey 10 times its size, UNSW research has found, lending credibility to a Maori legend ...

dateSep 22, 2009 in Archaeology & Fossils
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