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 year is the International Year of the Periodic Table of Chemical Elements—and today (March 6), the modern version celebrates its 150 th birthday. To find out more about the table and how new ...

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 ...

Mark Lorch is a member of the Royal Society of Chemistry. The seventh row of the periodic table is complete, resplendent with four new names for the elements 113, 115, 117 and 118. The International ...

Nick Norman does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

It’s official: Four new names have been added to the periodic table of elements. The International Union of Pure and Applied Chemistry organization stated Wednesday that it had approved the name and ...

When you see the periodic table, what comes to mind? The pieces on a Scrabble board? Maybe you think about your high school chemistry class. Maybe you think of the colorful table plastered on the wall ...

On the periodic table, most elements have at least one stable form. But others have only unstable forms, all of which decay by emitting radiation and transforming into different elements until ...

It says something about Dmitri Mendeleev that he had an easier time keeping track of the number of protons in the nucleus of an atom than the number of brothers and sisters living under his roof. The ...

Kids have to memorize four new elements, now that the powers that be in the world of chemistry have expanded the periodic table. The International Union of Pure and Applied Chemistry has accepted the ...