Plot: Sir Issac Newton can't prove his law of gravity, so Mr. Peabody and Sherman travel to 1686, to make sure that Isaac Newton will have the iconic encounter with an apple that leads him to develop the Theory of Gravity

The Bullwinkle Show - Season 5 - Peabody's Improbable History - Sir Isaac Newton (Episode 159)
Episode Aired On:
Friday, July 5 1963
61 years ago
Friday, July 5 1963
61 years ago