A postmark commemorating the 15th anniversary of the International Space Station is being offered by the post office in Huntsville, Ala., home of NASA’s Marshall Space Flight Center.

Also this week, readers liked our feature about New York's place on new stamps around of the world with WSS-NY coming up.

The U.S. Postal Service announced May 26 that its planned souvenir sheet of six U.S. Classics Forever stamps will have pressure-sensitive adhesive that is “water soluble.”

The park service was planning its centennial for 2016, and it wanted the museums to help mark the occasion with exhibits that would tell of its remarkable story.

Some mailers are saying that the end of temporary surcharge on stamp prices appears to have helped the United States Postal Service’s bottom line.

“The history of the post office is nothing less than the story of America,” begins Winifred Gallagher in the introduction to her entertaining new book, How The Post Office Created America: A History.

A new commemorative stamp set honoring the 100th anniversary of the National Park Service will be issued June 2 at the stamp show.

The petition pointed out that while thousands of Japanese Americans were forcibly removed from their homes on the Pacific Coast, more than 30,000 volunteered to serve in the military.

The National Park Service is celebrating its 100th anniversary in 2016, and the Ropex show will celebrate with several postmarks.

Readers were also interested in Canada Post's Star Trek 50th anniversary set and a breakdown of the 1875 1¢ Franklin carrier reprint.

Postmaster General Megan J. Brennan, not one to make rash promises, acknowledged May 10 that she was “cautiously optimistic” that lawmakers might finally address her agency’s financial woes.

For the first half of fiscal 2016, the USPS said its operating income rose to $1.8 billion, up from $1.4 billion in fiscal 2015.

A new pictorial postmark commemorates the 100th anniversary of the death of U.S. author Jack London.

The Royal Mail has sent a letter to a Bristol, UK, resident labeling the home's cat as a "threat" in wake of recent issues with a postman.