The autumnal equinox marks the official goodbye to summer and the hello to fall. Scientifically, it signals the shift toward shorter days and longer nights as Earth's tilt leans us closer to winter.

Whether you define it as the autumnal equinox, the meteorological start of the season, or the day pumpkin spice-flavored treats hit the shelves, it's clear that fall is right around the corner.

Pumpkin spice, cooler nights, football weekends and clock changes: fall is on the horizon. But the official start of autumn isn’t about lattes or leaf piles. It comes down to astronomy. The autumn ...

Ready or not, fall is on the way. Labor Day is Monday, Sept. 2, which means summer is coming to a close, welcoming the arrival of fall. But the exact start of the season depends on whom you ask. The ...