The periodic table just got bigger. Four new elements have been recognized by the International Union of Pure and Applied Chemistry, which is the U.S.-based world authority on chemistry. These four ...
Nihonium, moscovium, tennessine, and oganesson are the permanent names for elements 113, 115, 117, and 118, the International Union of Pure & Applied Chemistry (IUPAC) announced today. IUPAC ...
For now, they're known by working names, like ununseptium and ununtrium — two of the four new chemical elements whose discovery has been officially verified. The elements with atomic numbers 113, 115, ...