Explore the periodic table! Discover the history and key facts about each element, including atomic number, mass, symbol, and the scientists who discovered them.

You probably studied the "regular" periodic table in school—but did you know there are more versions of the periodic table ...

Scientists have discovered 'berkelocene,' the first organometallic molecule to be characterized containing the heavy element berkelium. The breakthrough disrupts long-held theories about the chemistry ...

On 17 February 1869, Russian chemist Dmitri Mendeleev jotted down the symbols for the chemical elements, putting them in order according to their atomic weights and inventing the periodic table. He ...

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