Meltwater from the polar ice caps, combined with the shifting spin of Earth's core, is messing with the Earth's rotation to the point that we might need to adjust for a "negative leap second." The ...
Time on Earth Is Changing: How the Planet’s Spin Is Gradually Slowing (Image: Canva) Scientists say Earth’s familiar 24-hour day is slowly changing. The shift is real, measurable, and already underway ...