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Articles About Clocks (4)

How Do Atomic Clocks Work?

Atomic clocks are among the most accurate timekeepers in human history. Just how precise are they and how do they work? more

How Leap Seconds Work

Leap seconds have been added to clocks worldwide since 1972. Why are they needed and why the Earth is slowing down? more

What Are Leap Seconds?

Every now and then a leap second is added to Coordinated Universal Time (UTC) in order to synchronize clocks worldwide with the Earth's ever slowing rotation. more

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