First Working Nuclear Clock Heralds a New Era in Timekeeping

First working nuclear clock heralds a new era in timekeeping

A clock based on radioactive thorium atoms realises a long-held ambition, demonstrating a technology that could eventually beat the accuracy of today’s best atomic clocks

Sellafield nuclear site strikes called off as talks resume

Contract workers at Sellafield are demanding an additional allowance for work at the nuclear site.