Inside the Beating Heart of an Optical Atomic Clock

Behold, the beating heart of a time machine! Or "clock", as most people call them, but this one is nothing like your grandfather's. This super-accurate timekeeper is an optical atomic clock built by the UK's National Physical Laboratory (NPL) and its tick is governed by a single ion of the element strontium. More »

Source: http://feeds.gawker.com/~r/gizmodo/full/~3/D3GUtWR3cuc/inside-the-beating-heart-of-an-optical-atomic-clock

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