Okay I lied... there are things that are not made out of atoms. Gasp. I know right, you guys full-heartedly trust me by now. Things in atoms cannot be atoms, if you know what I mean. Atom literally means "indivisible", but this original meaning is now partially invalid: scientists have now discovered several groups of subatomic particles.
(These groups and names are easily confused so the "Some Words You Want To Know" tab may have to be your first stop.)
(These groups and names are easily confused so the "Some Words You Want To Know" tab may have to be your first stop.)