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Gadget makers forced to look at links to Congo war

(AP) -- Does that smart phone in your pocket contribute to rape and murder in the depths of Africa? Soon, you'll know: A new U.S. law requires companies to certify whether their products contain minerals from rebel-controlled ...

Jul 24, 2010 5 / 5 (3) 1

Adjusting acidity with impunity

(PhysOrg.com) -- How do individual cells or proteins react to changing pH levels? Researchers at the MESA+ Institute for Nanotechnology at the University of Twente, The Netherlands, have developed a technique ...

Dec 22, 2009 4.5 / 5 (2) 0
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