A new system, called the “leap hour,” will allow Earth’s rotation and official time to fall out of alignment by a full hour

Today an international group of scientists, diplomats, and timekeepers voted to end the leap second, which has been keeping Coordinated Universal Time (UTC) aligned with the time according to Earth’s rotation (UT1) within one second of difference.

A new system, called the “leap hour,” will allow the Earth’s rotation and official time to fall out of alignment by a full hour