Earth's days are becoming longer as human-driven climate change melts glaciers and ice sheets, redistributing our planet's ...

The melting of ice sheets causing increased sea levels pushed Earth’s days a little longer. Modern climate change is only ...

Melting ice sheets and rising seas are redistributing enough mass across the planet to measurably slow Earth’s rotation, ...

Earth rotates once in about 24 hours with respect to the Sun, but once every 23 hours, 56 minutes and 4 seconds with respect to other distant stars. Scientists call this difference crucial to ...

Aren’t the summer days supposed to be longer and the winter days shorter? Since when have things gone in reverse for the summertime? Since now, maybe? Starting today? Okay, here’s what’s going on.

Earth takes 24 hours to complete a full rotation in a standard day, equal to exactly 86,400 seconds. July 9 was the first of three days in which a millisecond or more could be shaved off the clock on ...