Albert Einstein, 20th Century Genius
Introduction
Albert Einstein's famous E = mc^2 alone makes him worthy of a special place in human history, since that equation fundamentally changed the way many people think of the universe we live in. Distance and time seem to be absolutes, not capable of change. According to the textbook The Cosmic Perspective, "With extremely precise measurements, the distance you measure between home and work will be different from the distance measured by a friend in a car, and you and your friend will also disagree about the time it takes you to walk to work." …