While 700 million travelers undergo TSA's intrusive scans and pat-downs each year, 11 million cargo containers enter American ports with little screening at all. And the volume of those containers, roughly equivalent to 590 ...
Engineering
Apr 29, 2011
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(AP) -- Nuclear radiation, invisible and insidious, gives us the creeps.
Other
Mar 24, 2011
59
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In the middle of World War II, Secretary of War Henry Stimson asked Treasury Secretary Henry Morgenthau if he could borrow some of the government's silver on repository in West Point, N.Y. With metal in high demand for weaponry, ...
Materials Science
Jan 13, 2010
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Magnetic reconnection could be the Universe's favorite way to make things explode. It operates anywhere magnetic fields pervade space--which is to say almost everywhere. On the sun magnetic reconnection causes solar flares ...
General Physics
Aug 31, 2009
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