Currently, there are 118 elements on the periodic table—you'd think we'd be done adding them by now, but turns out we may ...

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This is an archived article and the information in the article may be outdated.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. (CNN) — Chemistry textbooks as we know it ...

You probably studied the "regular" periodic table in school—but did you know there are more versions of the periodic table than just the one you know? The periodic table of elements has gone through ...

A new chart for highly charged ions (HCIs) has been proposed, aiming to replicate the conventional periodic table’s ...

The periodic table of the elements, principally created by the Russian chemist, Dmitry Mendeleev (1834-1907), celebrated its 150th anniversary last year. It would be hard to overstate its importance ...