The elements formerly known as 113, 115, 117, and 118 have been officially named Nihonium (Nh), Moscovium (Mc), Tennessine (Ts), and Oganesson (Og), respectively. With this confirmation, they can join ...

The periodic table, also called the periodic table of elements, is an organized arrangement of the 118 known chemical elements. The chemical elements are arranged from left to right and top to bottom ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Meet nihonium (Nh), moscovium (Mc), ...

Chemistry junkies rejoice. The periodic table is getting four new elements. The International Union of Pure and Applied Chemistry - that's the group that makes the official call - has verified the ...