Matter was always around. Matter was discovered (from a human understanding) by scientific study and human natural curiosity in the world around us.
Matter is not invented. It was either created by the Big Band or by God depending on your point of view.
It is the 4th natural state of matter so no one invented it but discovered it
it is hard to tell. particles are just matter, matter is the stuff around us. so the question u should be asking is who invented matter.
Molecules are not invented; they exist and are natural forms of organized matter.
I have no idea, but why does it matter?
If you think to Bose-Einstein condensate this type of matter was discovered (not invented) by A. Einstein and S. N. Bose in 1924.
He did not. He invented the electric motor car, which is a different matter.
Does it matter?
God or evolution, which ever is your take on the matter.
Absorpbtion of light doesn't have to be invented. It's a natural characteristic of both light and matter.
Matter is not invented by man, it is created by God (if you belived)
Nobody 'invented' decomposition ! ALL living matter eventually decomposes - as it has done since the universe was formed !