Welcome, ununseptium. With 117 protons, it is the latest super-heavy element, a discovery that fills a gap in the current periodic table of elements, and bolsters the idea that we may yet find an ...

Four new elements now have names. In December, the International Union of Pure and Applied Chemistry officially recognized the discovery of elements 113, 115, 117 and 118, filling out the seventh row ...

The newest, heaviest element has been confirmed under laboratory conditions, and its synthesis could help produce even heavier cousins with all-new useful properties. Share on Facebook (opens in a new ...

Scientists report they have created the especially shifty superheavy element 117, a milestone for nuclear chemistry that now completes the seventh row of the periodic table. The discovery, which will ...

"Tennessine" honors state's contribution to element 117's discovery "Tennessine" honors state's contribution to element 117's discovery Oh great, just when you thought you had the periodic table of ...

Chemistry’s highest gatekeepers have accepted the newly proposed names for elements 113, 115, 117 and 118. Please welcome to the periodic table: nihonium, moscovium, tennessine and oganesson.