Michigan’s Upper Peninsula is home to some of the most beautiful sights in the state. Rugged sandstone cliffs along the shoreline of Lake Superior are…
One of the best methods scientists use to learn about songbirds is bird banding. After going through special training, researchers capture wild birds and place…
Chien-Shiung Wu (May 31, 1912 – February 16, 1997) was a Chinese-American experimental physicist. She is best known for her work in nuclear physics and…
Every Christmas, children all around the world dream of a visit from St. Nick. The U.S. Postal Service celebrates that highly anticipated event with four…
With this pane of 16 Forever® Backyard Games Stamps, the U.S. Postal Service celebrates the variety of games Americans play for outdoor recreation. Sheet of…
The U.S. Postal Service issues four new barns postcard stamps, each piece also reflects one of the four seasons, that celebrate the beauty and history…