Add Yahoo as a preferred source to see more of our stories on Google. Summer days have come to an end, as evidenced by the cooler weather and the leaves beginning to change color. The fall season is ...

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 ...

WASHINGTON — While the temperatures may not reflect it just yet everywhere, fall is officially upon us. The autumnal equinox, which comes around every September for the Northern Hemisphere, marks the ...

Summer days have come to an end, as evidenced by the cooler weather and the leaves beginning to change color. The fall season is marked by the autumnal equinox, which is the astronomical start of fall ...

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 ...