Director / Editor: Victor Teboul, Ph.D.

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Leap seconds have helped keep clocks synchronized with Earth’s rotation, but their time may be over – here’s why

By Vahe Peroomian, Professor of Physics and Astronomy, USC Dornsife College of Letters, Arts and Sciences

If you think about leap years, it may seem like humans have a very odd way of measuring time. Sometimes, timekeepers even have to add extra seconds to clocks.

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