2017 to arrive 1 leap second later
[...] it will be exactly one second late. On Dec. 31, 2016, the international time keeping community will tack an additional second, known as a leap second, on to the last minute of the year. [...] they are decreed by the International Earth Rotation and Reference Systems Service, or IERS, in Paris, which measures the Earth’s rotation and compares it with the time kept by atomic clocks. Today, however, scientists keep track of it by aiming a network of radio telescopes at a distant quasar. Duncan Agnew... Читать дальше...