As Earth's Spin Slows, Clocks Get Another Leap Second
As Earth's Spin Slows, Clocks Get Another Leap Second
As Earth's Spin Slows, Clocks Get Another Leap Second
As Earth's Spin Slows, Clocks Get Another Leap Second
As Earth's Spin Slows, Clocks Get Another Leap Second
As Earth's Spin Slows, Clocks Get Another Leap Second
As Earth's Spin Slows, Clocks Get Another Leap Second
As Earth's Spin Slows, Clocks Get Another Leap Second
As Earth's Spin Slows, Clocks Get Another Leap Second
The history of the leap second reveals a curious pattern of decreasing frequency since its adoption 43 years ago
-- Read more on ScientificAmerican.com
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