Makes a good cartoon, sure, but such an event, if it happened, might have set the guy speculating instead on why — and how — pain hurts. Image: Isaac Newton was 83 when he told a biographer ...

In the real world, the basic laws of physics were first described by Sir Isaac Newton and ... trace over the images to convert his or her movements into a living cartoon. But unless you constantly ...

Isaac Newton ... lifelong enemy. Newton had an ugly temper and an unshakable conviction that he was right. With his pride dented, he began to withdraw from intellectual life. Image caption ...