The most accurate clock ever built only loses one second every 15 billion years | The Verge - Shaarli

The most accurate clock ever built only loses one second every 15 billion years | The Verge http://www.theverge.com/2015/4/22/8466681/most-accurate-atomic-clock-optical-lattice-strontium

Wed Apr 22 13:23:00 2015

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