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An experimental clock has set the records for both accuracy and stability, being able to keep time for longer than the Earth has been in existence.
A scientist says he's created the world's first true atomic wristwatch, packing a chip-scale atomic clock into a wearable carbon fiber case. And yes, he's made watches before.
If you have at least £10,000 spare and don't mind wearing radioactive matter about your person, this could be the timepiece for you.
Today's Google doodle celebrates the man behind the Bunsen burner as the search giant announces +1 and superfast broadband -- and earns a slap on the wrist.