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50 years ago, on October 13, 1967, the second—the unit of time—was no longer defined by stars, but by atoms. In this quest for precision, scientists are now inventing the clocks of the future,...

The Kastler-Brossel Laboratory is a ‘factory’ for Nobel Laureates, with more than its fair share of physicists well known for monumental discoveries. Following in the footsteps of Alfred Kastler,...
A new heavy-ion accelerator was inaugurated a year ago at the GANIL facility in Caen (northwestern France). The first phase in the SPIRAL2 project, this new instrument will enable scientists to delve...