Funny, clear, deep, and right on target. [Siegfried] lets us get a handle on ideas that are essential for understanding the evolving world.-K. C. Cole, author of The Universe and the TeacupAn eager, ambitious book. A stimulating, accessible introduction to scientific theory.-Dallas Morning NewsAn award-winning journalist surveys the horizon of a new revolution in scienceEverything in the universe, from the molecules in our bodies to the heart of a black hole, is made up of bits of information. This is the radical idea at the center of the new physics of information, and it is leading to exciting breakthroughs in a vast range of science, including the invention of a new kind of quantum computer, millions of times faster than any computer today. Acclaimed science writer Tom Siegfried offers a lively introduction to the leading scientists and ideas responsible for this exciting new scientific paradigm.