This is a copy of the 'Vinland Map' as seen at Yale University in New Haven, Conn., in this Feb. 13, 1996 file photo. Experts dispute its authenticity. Two new studies add fresh fuel to a decades-old debate about whether the parchment map of the Vikings' travels to the New World, purportedly drawn by a 15th century scribe, is authentic or a clever 20th century forgery. Both studies were published independently in scholarly journals, the researchers announced Monday, Nov. 24, 2003. (AP Photo/Ho) NEW HAVEN, Conn. - The latest scientific analysis of a disputed map of the medieval New World...