The International Union of Pure and Applied Chemistry (IUPAC) Inorganic Chemistry Division has published a Provisional Recommendation for the names and symbols of the recently discovered superheavy elements 113, 115, 117, and 118.The provisional names for 115, 117 and 118 — originally proposed by the discovering team from the Joint Institute for Nuclear Research, Dubna, Russia; the Department of Energy's Oak Ridge National Laboratory, Oak Ridge, Tennessee, and Lawrence Livermore National Laboratory, Livermore, California; and Vanderbilt University, Nashville, Tennessee — will now undergo a statutory period for public review before the names and symbols can be finally approved by the IUPAC Council.