http://www.sciencemag.org/news/sifter/four-new-elements-officially-added-periodic-table?utm_source=sciencemagazine&utm_medium=facebook-text&utm_campaign=fournewelements-9543 Four new elements—with atomic numbers 113, 115, 117, and 118—earned their spots on the periodic table: Tennessine, Nihonium, Moscovium and Oganesson. The four elements, synthetically created in labs, round out the seventh row of the table.