That was the easy part. Next, we’ll look at how to infer all 118 of the elements from the table. There you have it. All 118 elements should now be in your inventory. Including the Periodic Table part ...

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 ...

It’s not every day an element gets added to the periodic table. The last time it happened was 2016, when four new elements became official. For these elements, reaching the table was an epic quest ...

Recognize these rows and columns? You may remember a detail or two about this mighty table’s organization from a long-ago chemistry class. Elements are ordered according to their number of protons, or ...

The orderly periodic table—often printed with just the chemical symbol and atomic weight of its 118 elements—doesn't quite manage to convey to nonscientists the richness of what these substances bring ...

University of Hull provides funding as a member of The Conversation UK. But the periodic table didn’t actually start with Mendeleev. Many had tinkered with arranging the elements. Decades before, ...

The story of the fifteenth element began in Hamburg, in 1669. The unsuccessful glassblower and alchemist Hennig Brandt was trying to find the philosopher’s stone, a mythical substance that could turn ...