On the day of the 2025 autumnal equinox, the sun rises almost exactly due east and sets to the west. The months that follow will see cooler temperatures set in as the northern hemisphere receives less ...

Here's what you need to know to make the most of the partial solar eclipse on Sept. 21, as the moon takes a 'bite' out of the ...

Here's what happens as the direct rays of the sun slip south of the equator as the seasons change.

Millions of Americans may have the chance to witness a partial solar eclipse on March 29, when the moon passes between the Earth and the sun, temporarily obscuring part of the solar disk. While not as ...