atomic clocks

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Our Days Are a Smidge Longer Than They Used to Be

Which we know thanks to some meticulous ancient astronomers

(Newser) - The meticulous work of ancient astronomers has led to a modern observation: Our days are longer than they used to be. Not that you'd notice: The new research in the Proceedings of the Royal Society A shows that it takes the Earth a tiny bit longer these days to... More »

'Leap Second' Brings Down Chunk of Web

Reddit, Gawker, FourSquare, and others go down

(Newser) - Who knew such a miniscule amount of time could have such a major effect? When we got an extra "leap second" Saturday—international timekeepers held atomic clocks back by one second to sync up with the Earth's rotation—it brought down a number of very high-profile websites, Wired... More »

You Get an Extra Second Tonight

It's time to add a 'leap second,' so don't waste it

(Newser) - Good news for people who didn't get enough sleep this week. Tonight you'll have an extra second to snooze. That's because a "leap second" will be added to the ultra-precise atomic clocks kept by international timekeepers. The Earth Rotation and Reference Systems Service is tasked with... More »

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