2029 may see Earth's accelerating rotation causing a "negative leap second" in timekeeping.

For the first time, world timekeepers may need to consider subtracting a second from our clocks in a few years due to Earth's faster rotation. A study published in Nature suggests that Earth's rotation is accelerating, potentially causing a "negative leap second" by 2029. This would be an unprecedented situation, as the planet's rotation has not previously impacted timekeeping in such a manner.

March 27, 2024
32 Articles

Further Reading