The equinox occurs at the same moment wherever you are on Earth but what is it and when does it take place? Chris Fawkes has ...

"There are only two times of the year when the Earth's axis is tilted neither toward nor away from the sun, resulting in a ...

During both the Vernal and Autumnal Equinox, there are nearly equal amounts of daylight and nighttime across the globe.

September marks the fastest loss of daylight, with nearly three minutes disappearing each day this week as sunrises get later ...

On Monday, Sept. 22, day and night will be nearly equal in length as Earth's axis is side-on to the sun, officially beginning ...

When is the first day of fall? What time is the autumn equinox? When do we change the clocks? Your questions answered.

The sun is setting earlier and the leaves are changing. Here's when, what to know about first day of fall 2025 - autumnal ...

"These differences in timing can have surprising ecological, evolutionary and even economic consequences." Our current ...

Peak sunshine has arrived in the Northern Hemisphere — the summer solstice. Friday is the longest day of the year north of the equator, where the solstice marks the start of astronomical summer. It’s ...

As Earth moves through space, it wobbles slightly. A team of researchers from the Technical University of Munich (TUM) and ...