11 December 2008

Time Keeps on Slipping into the Future

A 'leap second' will be added onto the final minute of 2008 because the planet is gradually slowing down as it spins on its axis. The tweak will help correct the time-lag which shows up on ultra-accurate atomic clocks.

That extra second will make 2008 – already long with an extra day on Feb 29 – the longest year since 1992

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