2016 Will Be One Second Longer

2016 Will Be One Second Longer Washington DC (SPX) Jul 11, 2016 - On December 31, 2016, a "leap second" will be added to the world's clocks at 23 hours, 59 minutes 59 seconds Coordinated Universal Time (UTC). This corresponds to 6:59:59 pm Eastern Standard Time, when the extra second will be inserted at the U.S. Naval Observatory's Master Clock Facility in Washington, DC. Historically, time was based on the mean rotation of the Earth relative to celestia ... more

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