This movie stars a little boy from somewhere in the mountains of America.
One day his brother dies from a (gunshot?) by mistake. As a result he lives with his mother, father and blond sister
His mother collected insects
His father resented the fact that he'd lived and his brother had died
This kid loves science and invents a (machine?) of infinite energy that never stops and he is asked to go to a university somewhere in America and show them what he made.
He travels alone to the university which was far from his home