The 24 Hours exhibition at Milan design week features 24 weird and wonderful clocks, all by different designers. We look at ...

A more precise definition of the second is crucial to all sorts of physical measurements – but to get there, scientists have to pack up their extraordinarily fragile optical clocks and take them on to ...

Atomic clocks are the basis upon which a second is defined. But there is a new kid on the block, the optical clock, which ...

The Gr8 Chase” continues to build excitement as Washington Capitals star Alex Ovechkin is just four goals away from the ...