CONTENTS

Prologue: Don’t Be Afraid

Part One

SPOOKY

1 What’s Going On: Looking at the Quantum World

2 The Courageous Formulation: Austere Quantum Mechanics

3 Why Would Anybody Think This? How Quantum Mechanics Came to Be

4 What Cannot Be Known, Because It Does Not Exist: Uncertainty and Complementarity

5 Entangled Up in Blue: Wave Functions of Many Parts

Part Two

SPLITTING

6 Splitting the Universe: Decoherence and Parallel Worlds

7 Order and Randomness: Where Probability Comes From

8 Does This Ontological Commitment Make Me Look Fat? A Socratic Dialogue on Quantum Puzzles

9 Other Ways: Alternatives to Many-Worlds

10 The Human Side: Living and Thinking in a Quantum Universe

Part Three

SPACETIME

11 Why Is There Space? Emergence and Locality

12 A World of Vibrations: Quantum Field Theory

13 Breathing in Empty Space: Finding Gravity within Quantum Mechanics

14 Beyond Space and Time: Holography, Black Holes, and the Limits of Locality

Epilogue: Everything Is Quantum

Appendix: The Story of Virtual Particles

Acknowledgments

Further Reading

References

Index