31/08/2010

3M buying maker of products used to track people

(AP) -- Manufacturing conglomerate 3M Co. said Tuesday it has agreed to pay $230 million in cash for an Israeli company that makes ankle bracelets and other products used to keep track of people.

Goodbye to cold nights

Given the impact of climatic extremes on agriculture and health in Spain, researchers at the University of Salamanca (USAL) have analysed the two factors most representative of these thermal extremes between 1950 and 2006 ...

Cleaning the Chesapeake Bay from space

(PhysOrg.com) -- A pilot test of an innovative use of new remote sensing technologies to aid the Chesapeake Bay cleanup begins this year in Talbot County, Md., on the Bay's Eastern Shore.

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