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By Carolyn Weaver New York City 19 July 2007 A new documentary by director Benson Lee, Planet B-Boy , is about a dance form called b-boying, or break dancing. Invented on the streets of New York in the early 1970s by black and Latino youths, its beco
研究:人的鼻子能嗅出性别 WASHINGTON, May 1 (Xinhua) -- The human nose can sniff out gender from body secretions even though people don't think they smell anything, Chinese researchers reported Thursday. Wen Zhou of the Chinese Academy of
BEIJING, Aug. 8 (Xinhua) -- China on Wednesday started to review anti-dumping measures it imposed on chloroprene rubber imported from a Japanese company, the Ministry of Commerce said. The move came after the ministry received complaints that Japan E
Cement is a major component of concrete, the world's most widely used man-made material, an integral part of roads, bridges and buildings. But making cement requires heating limestone and other materials to very high temperatures, a process that rele