The U.S. Postal Service launched its Vibrant Leaves postcard stamps on March 17, 2025, celebrating the vivid hues of fall ...

Leaves are changing colors and dropping off the trees in the area. There are many common foliar diseases that continue their life cycle from year to year. A couple of those diseases are ...

Whenever autumn arrives, whether in a blaze of brilliant leaves or with subtle changes in the life cycles of flora and fauna, the season holds a special beauty. Natural-science illustrations combine ...