The fall season is here, as marked by the autumnal equinox, which will happen Monday. The autumnal equinox will occur Monday, Sept. 22, at 12:19 p.m. MT/1:19 p.m. CT, signaling the end of summer. The ...

What is the autumnal equinox? The autumnal equinox marks the start of autumn in the Northern Hemisphere. The Earth travels around the sun at an angle, and for most of the year, the Earth’s axis is ...

The word "equinox" is derived from the Latin words for "equal" and "night." Chillier weather, shorter days, hot mugs of apple cider and Halloween decorations aren't the only signs the seasons are ...

While many people mourn summer with the passing of Labor Day Weekend, the autumnal equinox is the official end of the summer season. Besides sweater weather and pumpkin-spiced menu items, what does ...

Chillier weather, shorter days, hot mugs of apple cider and Halloween decorations aren't the only signs the seasons are changing. It's officially the first day of fall, based on astronomical data.

While many people mourn summer with the passing of Labor Day Weekend, the autumnal equinox is the official end of the summer season. The autumnal equinox marks the start of autumn in the Northern ...