NPL named birthplace of atomic timekeeping

The National Physical Laboratory [NPL] has been officially declared by the European Physical Society [EPS] Historic Site as the birthplace of atomic timekeeping. The announcement was made during a dedicated event at NPL in Teddington, United-Kingdom, on 31 January 2014 and a plaque commemorating the historic occasion was unveiled.
The EPS Historic Sites Award recognises places in Europe that have made an exceptional contribution to physics. The award recognises NPL as the place where the first practical atomic clock was built, a landmark which has changed global timekeeping and made modern communications and location services possible…