It's going to take a little longer(just a second) to say goodbye to the worst economic year since the Great Depression, but all for good cause.
The custodians of time will ring in the New Year by tacking a "leap second" onto the clock today to account for the minute slowing of the Earth's rotation. The leap second has been used sporadically at the Royal Observatory at Greenwich since 1972, an adjustment that has kept Greenwich Mean Time the internationally agreed time standard.
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