The periodic table, also called the periodic table of elements, is an organized arrangement of the 118 known chemical elements. The chemical elements are arranged from left to right and top to bottom ...

ACS Publications journals Editors are joining in the IYPT celebrations with a series of videos exploring their relationship with the table. Is the periodic table hanging in your lab, classroom, or ...

Today augmented-reality startup Daqri unveiled Elements 4D, a set of interactive blocks that aims to help students learn the properties of hydrogen and oxygen in a more visual, educational, and ...

The periodic table added its 112 th official element Wednesday, when scientists in Darmstadt, Germany, announced they had received official approval for ununbium from an international body of chemists ...

It says something about Dmitri Mendeleev that he had an easier time keeping track of the number of protons in the nucleus of an atom than the number of brothers and sisters living under his roof. The ...

Everything we can see and touch, and quite a lot that we can’t as well, is made of tiny particles called atoms. Some substances, like particles of this iron, contain only one kind of atom. Iron is an ...

Massive explosion? Global annihilation? The sound of silence? What would happen if every element were combined, all at once? There are two ways to go about testing this, neither of which are practical ...