>From the The American Institute of Physics Bulletin of
Physics News:
Quantum computing has taken another step closer when researchers at Los Alamos and MIT demonstrated quantum error correction experimentally for the first time.
http://www.aip.org/enews/physnews/1998/physnews.388.htm
If you are unfamiliar with quantum computing you can find some background info on at the Scientific American site:
http://www.sciam.com/1998/0698issue/0698gershenfeld.html