Science On Stamps

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Postage stamp commemorating the 5th Biennial Symposium of the Iranian Biochemical Society
- 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,…
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Postage stamp from Dubai commemorating Avicenna (Ibn Sina)
- 1971
Postage stamp from Dubai, featuring a depiction of Persian polymath Avicenna (circa 980 - 1037), also known as Ibn Sina, Abu Ali Sina, and Pur Sina. Avicenna is regarded as one of the most significant physicians,…