Monthly Archives: March 2012

Damascus swords had vanadium steel

The mystery of a legendary type of sword is gradually being unlocked by scientists and smiths. A sword of Damascus steel was said to be so sharp that it could cut through a gauze kerchief – or a steel helmet … Continue reading

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Notes and neurons

Some lively musical events have come out of a collaboration between two remarkable men. One is Bobby McFerrin, the son of two opera singers, who has a four-octave voice and the ability to produce any sound, from a bass guitar … Continue reading

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