July 2001 -  The team of Berkeley Lab scientists that announced the observation of what appeared to be Element 118 -- heaviest undiscovered transuranic element at the time -- has retracted its original paper after several confirmation experiments failed to reproduce the results.

You can find additional information about the discovery announcement  at Lawrence Berkeley National Laboratory.  Berkley retracted its original paper after several confirmation experiments failed to reproduce the results.

Last Updated 12/2002