The periodic table of chemical elements, often called the periodic table, organizes all discovered chemical elements in rows (called periods) and columns (called groups) according to increasing atomic ...

Since that month in chemistry class devoted to memorizing the entire periodic table, you probably haven’t revisited what the elements—specifically magnesium—can do for your health, right? Don’t worry, ...

Chemistry textbooks as we know it are officially out of date, as four new elements will soon be added to the periodic table. Elements 113, 115, 117 and 118 have formally been recognized by the ...

This year marks the 150th anniversary of the publication of Mendeleev’s Periodic Table of Chemical Elements in 1869. In celebration, the United Nations Educational, Scientific, and Cultural ...

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, ...