>>11881369they obviously knew about gravity. what Newton discovered is the theory that masses are the causes of gravity, that they pull on each other.
of course he didn't just say that, he made a mathematical theory which explains it and predicts motion of planets.
our education system is so retarted. it's almost like it's designed to turn us against anything old as racist and stupid and to view our current technocrat overloads as the saviours and creators of all things Science and good