Plutonium may be the most feared and fearsome substance in the entire periodic table. It's best known as the main ingredient of atomic bombs like the infamous Fat Man, dropped on Nagasaki on 9 August ...

Plutonium, a radioactive element, is produced when uranium, another radioactive element, absorbs neutrons, and most of it is artificially produced, except for a small amount found in uranium ore.

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On this day in 1940, the element plutonium was first isolated by researchers at the University of California, Berkeley. Here’s a quiz on it.

It’s official: Elements 114 and 116 do exist and belong on the periodic table. Well, when I say “exist,” I really mean “existed.” See, when scientists make them in the lab—by bombarding radioactive ...

A few weeks ago I explained how five chemical elements came to be named for Greek and Roman gods. Let’s feast again at the periodic table and discover the mythological origins of five more elements.