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Leap second: Is a one-second difference in time too much?

6292764-3x4-340x453Question: When is a minute not a minute?
Answer: At 2359 Greenwich Mean Time today (9:59am AEST Wednesday), when the world will experience a minute that will last 61 seconds.
The reason for the weird event is something called the leap second.
That’s when timekeepers adjust high-precision clocks so that they are in sync with Earth’s rotation, which is affected by the gravitational tug of the Sun and the Moon.

More. . .

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