You know the periodic table that hung on the wall of every science class you took at school? As of today, it’s wrong. Or more precisely, it's inaccurate. One of the biggest changes in decades is set ...

Mercury is a metal, yet it has some weird physical properties, including being a liquid at room temperature.

Four new elements have been added to the standard periodic table and their creators from Japan, Russia and the United States will now come up with permanent names and symbols for them. The ...

It’s now time to say hello, officially, to the four new additions to the Periodic Table of Elements. This week, the International Union of Pure and Applied Chemistry (IUPAC) approved the names of the ...

So the periodic table has expanded again with the addition late last year of four new superheavy elements, bringing the known total up to 118. But the hunt for new elements started with efforts to ...

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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, ...