"Million-dollar problem solved." New Scientist, 20/27 December 2003, page 22.
"Century-old math problem may have been solved," by Jascha Hoffman. Boston Globe, 30 December 2003.
"2003 in context: Highlights," Nature, 18/25 December 2003.
At the time these two stories appeared, the headline on the Boston Globe piece was the more accurate. The proof by Grigory Perelman of the famous Poincaré Conjecture had not been thoroughly checked, but experts were optimistic that it would withstand scrutiny. See these two Math Digest entries for references to earlier stories on the Poincaré Conjecture:
--- Allyn Jackson