as of 1995, scientist have identified five states of matter. They may discover one more by the time you get old
Atoms are the smallest forms of matter that we have discovered.
Albert Einstien
There is no founder for the subject matter of physical science, there are many scientists' contributions though.
John Dalton used experiments and scientific tools to study matter.
It is a true statement that all matter is composed of atoms. The basic unit of any element is an atom. The Latin word for atom is atomus.
matter of magnesium
Matter naturally exist, no need to be discovered.
Plasma.
Atoms
The three states of matter were not discovered; it is not an adequate expression. They were identified by the first human beings or more probable by animals.
William Crookes
Antoine Lavoisier, in 1789.
i did
bohr
Dark matter has yet to be discovered or its properties fully understood
subatomic particle
democratus