For dinner tonight, you are being treated to the tasting menu of a lifetime. The periodic table of elements. Which elements ...

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A computer graphic shows how the collision of calcium ions and berkelium atoms produces atoms of Element 117. (Credit: University of California Television) The scientific body in charge of chemistry’s ...

The rare radioactive substance made its way from the United States to Russia on a commercial flight in June 2009. Customs officers balked at accepting the package, which was ensconced in lead ...

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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 ...

Ununtrium, ununpentium, ununseptium and ununoctium are the tentative names for the four newest members of the periodic table of elements. The International Union of Pure and Applied Chemistry (IUPAC), ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. This year is the International Year of the Periodic Table of Chemical ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Two of the heaviest elements on the periodic table were officially named on Thursday (May 31).

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, ...