The Southern Maryland Chronicle on MSN4d
USPS Debuts Vibrant Leaves Fall Stamps
The U.S. Postal Service launched its Vibrant Leaves postcard stamps on March 17, 2025, celebrating the vivid hues of fall ...
Invasive caterpillars can make aspen forests more toxic for native insects—ecologists explain how
From May through June 2021, spongy moth caterpillars ate nearly every green leaf in our aspen forest. By early July, however, ...
Nature5y
Case Study: The Glorious, Golden, and Gigantic Quaking Aspen
The ability of aspen to produce whole stands of "trees" vegetatively provides yet ... Why do quaking aspen leaves quake and tremble? The leaves of this species quake, shake and tremble in the ...
Vibrant Leaves Fall Onto Postcard Stamps
The U.S. Postal Service celebrates the colorful sights of autumnal walks with the release of five new Vibrant Leaves postcard stamps. Each stamp showcases a single leaf from the aspen, sassafras, oak, ...