简介：Everyone's heard of it, but what does E=mc2 -- the world’s most famous equation -- really mean? And why did it change the world?With brilliant period recreations, NOVA dramatizes how an obscure young patent clerk, Albert Einstein, came up with his s
简介：Laramie Nelson, falsely accused of horse-stealing, is about to be strung up by a posse when a sudden lurch of his horse knocks down his would-be executioners, and he makes his escape. He soon comes upon another hanging posse and saves "Honest" T