Photos of a rainbow fragment and a sun mirage are pictured on these new German stamps.

The upcoming second-class stamp rate hike breaches Ofcom's regulatory price cap for a week; Royal Mail will donate revenue realized from the error to charity.

The set is a good buy in unused hinged condition at around $7 and in mint never-hinged condition at $25 to $30.

An Post's new stamp celebrating the country's weather is titled "A Stamp for Ireland."

Vietnam commemorated the Hanoi summit between President Donald J. Trump and North Korea’s leader Kim Jong Un on a postage stamp issued Feb. 26.

This new stamp honors Marine Corps Sgt. Michael Strank, one of the flag-raisers in the famous Iwo Jima photograph of World War II.

Also this week, highlights from the Postal History Journal and a Kitchen Table Philately mixture with a variety of mint and used stamps.

Donate, trade, sell or save? While there may not be a simple answer, many options are available for collectors with excess stamps.

The envelope's imprinted stamp features a design similar to the $4 Sheep stamp issued in 2018 as part of Canada’s Wildlife series.

The 2020 editions of the Scott catalogs feature individual stamps of the world on the covers.

The United Nations Postal Administration's 18 World Languages stamps had to be revised after a few inaccuracies were discovered.

The set of eight stamps for use on the largest Albanian island forms a complete country collection.

The United Nations Postal Administration will issue three new stamps on the subjects of “Stop Sexual Exploitation and Abuse,” “Gender Equality” and “Migration.”

Spain and Algeria celebrate 2019 as the International Year of the Periodic Table of Chemical Elements; Israel commemorates a program called "Science Oriented Youth."

A new set of 15 stamps depicting popular Marvel superheroes will be issued March 14 by Great Britain’s Royal Mail.

Each year, PostEurop, the Association of European Public Postal Operators, selects a theme for the multination Europa series. As announced in the July 10, 2017, issue of Linn’s, the theme for 2019 is birds.

A new engraved stamp from Monaco marks the 100th anniversary of United States’ troops convalescing in Monaco.

Also this week, a Priority Mail stamp is used to mail flu kits, and how the longest-running first-day cover cachet line continues to thrive.

Canada Post’s two new permanent-rate stamps in its popular Spring Flowers series picture cape jasmine gardenias.

Great Britain’s Royal Mail remembers the 500th anniversary of da Vinci’s death in this 12-stamp issue released Feb. 13.