brakpliku
It's 125 years since the discovery of polonium
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Exactly 125 years ago, on July 18, 1898, Marie Sklodowska-Curie and her husband Peter Curie announced the discovery of a new radioactive element - polonium. The couple named it in honor of Poland (Polonia in Latin), Maria's country of origin.

Poles and their achievements Poland and the Poles Science White people Economy
newnickk
2025-12-21 16:55
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