How do magnets generate electricity? What is antimatter? Is time travel possible? By tackling these questions and many more, physicists have pushed back the frontiers of human knowledge, helping us understand the energy and forces that govern our world and the universe. Written in plain English. The Physics Book is packed with short, pithy explanations that cut through the jargon, step-by-step diagrams that untangle knotty theories, memorable quotes, and witty illustrations that enhance and play with our understanding of physics. Whether you're an avid student or just curious about how the world works, you'll find plenty to intrigue and stimulate you within this book.