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August 29, 2011 by Lucas Secchim Ribeiro, Daniel Cisalpino and Rebeca de Paiva, students at Microrganism-Host Interaction Laboratory, UFMG, Brazil Some 116 years ago, two scientists were married. Years later, they discovered two radioactive elements. What the difference between these elements' atomic numbers? Correct! How to find the answer: Search [married scientists 1895] to find the couple Pierre and Marie Curie.
