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Show New Chemical Element. Two Danish scientists, Dr. G. llevesy and Dr. D. Coster, working at the city of Copenhagen, have announced the discovery of a new chemical element which they call "hafnium." Hafnium was discovered by means of Its X-ray spectrum. It oceupies, the Danish scientists believe, one of the six vacant places long known to exist In the list of the chemical elements. Strange to say, this latest recruit among the chemical elements seems to be quite common In the world. Doctors Doc-tors llevesy and Coster think there Is more of it in the earth's crust than there Is of gold Popular Science Monthly. |