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By John Matson, Scientific American(Click here for original article.) There may be a bit more room at the bottom, after all. In 1959 physicist Richard Feynman issued a famed address at a meeting of the American Physical Society, a talk entitled "There's Plenty of Room at the Bottom." It was an invitation to push the boundaries of the miniature, a nanotech call to arms that many physicists heeded to great effect.

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Three Himalaya glaciers have been shrinking over the last 40 years due to global warming and two of them, located in humid regions and on lower altitudes in central and east Nepal, may disappear in time to come, researchers in Japan said on Tuesday.