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Subject Postage stamps Remove constraint Subject: Postage stamps Subject Science on postage stamps Remove constraint Subject: Science on postage stamps

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    • 1938

    The 40th anniversary of the discovery of radium by Marie and Pierre Curie was commemorated in France in 1938 with the release of a semipostal stamp bearing a 50-cent surtax to benefit the International Union Against…

    • 1965

    Depicts Albert Einstein with his formula for special relativity, along with a rocket. Stamp was part of a series that also included Newton, Copernicus, and Galileo.

    • 1979

    Stamp depicts the the Einstein Tower (Einsteinturm), an astrophysical observatory in the Albert Einstein Science Park in Potsdam, Germany. It houses a solar telescope designed by the astronomer Erwin Finlay-Freundlich…

    • 1975

    Stamp depicts a generic formula for an amino acid where R stands for "radical." In organic chemistry, this nomenclature represents the possibility of any one of a series of aliphatic groups, like methyl, ethyl, propyl,…

    • 1956

    Cachet depicts a bust of Avogadro as well as text of Avogadro's law, which states that equal volumes of gases under the same conditions of temperature and pressure will contain equal numbers of molecules. The stamp…

    • 1977

    Stamp depicts the launch of an Atlas rocket carrying a Mercury single-man spacecraft, Newton, the fabled apple, and a satellite (possibly NASA's first Orbiting Astronomical Observatory launched in 1966).

    • 1955-Oct-09

    Stamp depicts Leo Hendrik Baekeland, a Belgian chemist who invented Bakelite (polyoxybenzylmethylenglycolanhydride) in 1907. Bakelite was an inexpensive, versatile, and popular plastic, which marked the beginning of the…

    • 1966-Sep-07

    Friedrich August Kekule von Stradonitz was a German organic and theoretical chemist, whose most famous work was determining the structure of benzene. The FDC features Kekule on the cachet, a postmark depicting the…

    • 1955

    Stamp depicts Georgius Agricola (1494-1555), who is perhaps best known as the "father of minerology" and for his work De re metallica [On the Nature of Metals].

    • 1960-Jun-04

    Cachet and stamp depict Johan Gadolin, who discovered the element yttrium and is considered the "founder of Finnish chemistry." The stamp commemorates the bicentennial of Gadolin's birth and features his likeness based…