Sept. 22 (UPI) -- Sunday is the first day of fall in the Northern Hemisphere. The northern half of the planet entered the ...

MINNEAPOLIS — Sunday is the first official day of fall and with it comes cooler temperatures for the next few days. Sunday ...

Today marks the autumnal equinox, or the first day of astronomical fall. Have you ever wondered why it occurs on a different ...

Sunday marks the beginning of the autumnal equinox but temperatures in Southern California will be more summerlike for the ...

Rain and thunderstorms moved out of New Mexico late Saturday night as a cold front swept across the state, leaving cooler ...

The official first day of fall, otherwise known as the autumnal equinox, is this weekend in the Northern Hemisphere.

The first day of fall, also known as the autumnal equinox, is Sunday, Sept. 22, at 8:44 a.m. ET. While the equinox is known ...

Fall weather is soon going to be hitting the Northeast and just in time as the official start to fall — the autumnal equinox ...

Fall starts Sunday. If you're looking for a way to mark the changing of the seasons, we have five suggestions.

The first day of fall arrives on Sunday with the autumn equinox, starting shorter, colder days because of Earth's axis and ...

Sunday brings the autumnal equinox, marking the official end of summer and our collective leap into the colder, wetter, ...

See how our seasons come from Earth's tilt and yearly loop around the sun, which changes the ice cover, vegetation, and ...