The periodic table currently has 118 chemical elements (SN: 11/30/16). The five heaviest elements were all produced using a beam of calcium-48. That’s a variety, or isotope, of calcium with 28 ...

In the past 250 years, new elements have been added to the table about once every 2 ½ years on average, said Paul Karol of Carnegie Mellon University. He chaired the committee that recognized the ...

Since the turn of the century, six new chemical elements have been discovered and subsequently added to the periodic table of elements, the very icon of chemistry. These new elements have high ...

At the far end of the periodic table is a realm where nothing is quite as it should be. The elements here, starting at atomic number 104 (rutherfordium), have never been found in nature.

Episode 8 - Groups in the periodic table In this episode, Dr Sunayana Bhargava and Tulela Pea look at groups 1, 7 and 0 of the periodic table, exploring the properties of the elements in each group.