It's a vital part of chemistry teachers' educational repertoire, as much as a scorched Bunsen burner or a sackful of safety goggles. With its array of digits and chemical abbreviations, it appears ...

Still using an old science textbook? It's time to get a new one then, after four new super-heavy elements were added to the periodic table recently. The International Union of Pure and Applied ...

The iconic chart of elements has served chemistry well for 150 years. But it’s not the only option out there, and scientists are pushing its limits. By Siobhan Roberts When Sir Martyn Poliakoff, a ...

In this video excerpt from NOVA's "Hunting the Elements," New York Times technology columnist David Pogue explores how the periodic table of elements took shape. Learn how the periodic table developed ...

The periodic table has become an icon of science. Its rows and columns provide a tidy way of showcasing the elements — the ingredients that make up the universe. It seems obvious today, but it wasn’t ...

Remember your periodic table from high school chemistry? As of Monday, it will look a little different. Four new elements have been added to the tail end of the familiar chart, completing the seventh ...

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, ...