Summer’s end is often a welcome time, especially after the extreme heat and severe weather that have plagued much of the U.S. this season. Some of us don’t mind swapping flip-flops for sweater weather ...

As summer gives way to fall, nature invites us to slow down and notice the changing season. Across North America, forests, wetlands and open landscapes come alive with brilliant shades of gold, orange ...

Every year, nature puts on one of its most mesmeriing displays: the changing colors of fall foliage, and here are gorgeous ...