Archive: 07/5/2007

Prion propagates in foreign host

Prions -- infectious, oddly-folded proteins that are the main suspects in fatal neurodegenerative diseases such as Cruetzfeldt-Jakob and bovine spongiform encephalopathy, or "mad cow" -- remain mostly a mystery to scientists. ...

dateJul 05, 2007 in
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Kamchatka volcano blows its top

Klyuchevskoy (pronounced Kloo-shef-skoy), a stratovolcano located in the north central region of the Kamchatka Peninsula, is blasting ash up to 32,000 feet in the air, and has diverted air traffic headed toward ...

dateJul 05, 2007 in Earth Sciences
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Holograms make for better vision tests

A new paper published in the July 1 issue of OSA's Optics Letters shows that researchers in Australia have created a new one-step test that uses holograms to diagnose the astigmatic error of the human eye, a key measurement in det ...

dateJul 05, 2007 in Medical research
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Butterfly's DNA may alter Ice Age data

Discoveries of a butterfly species' DNA in the Far East and Western Europe may rewrite the known history of the Pleistocene Ice Age.

dateJul 05, 2007 in
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