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The newest, heaviest element has been confirmed under laboratory conditions, and its synthesis could help produce even heavier cousins with all-new useful properties. Share on Facebook (opens in a new ...

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 ...

The discovery of a number of trans-uranium elements – elements heavier and with an atomic number greater than that of uranium (92), the heaviest naturally stable element – has been contested with ...