Absent-minded professor: A college professor develops an anti-gravity substance by accident and equips his Model T and his college's basketball player's shoes with it. He tries to convince the Pentagon of its value but has problems with a local crook who wants to profit from the idea. Son of flubber: In this sequel to 'The Absent-Minded Professor, ' the scientist has now invented Flubbergas, and anyone who inhales it floats away.