The Lightness of Being: Mass, Ether, and the Unification of Forces

The Lightness of Being: Mass, Ether, and the Unification of Forces

by Frank Wilczek
The Lightness of Being: Mass, Ether, and the Unification of Forces

The Lightness of Being: Mass, Ether, and the Unification of Forces

by Frank Wilczek

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Overview

A Nobel-prize winning physicist takes on the essential question: what are we made of?

Our understanding of nature's deepest reality has changed radically, but almost without our noticing, over the past twenty-five years. Transcending the clash of older ideas about matter and space, acclaimed physicist Frank Wilczek explains a remarkable new discovery: matter is built from almost weightless units, and pure energy is the ultimate source of mass. He calls it "The Lightness of Being." Space is no mere container, empty and passive. It is a dynamic Grid-a modern ether- and its spontaneous activity creates and destroys particles. This new understanding of mass explains the puzzling feebleness of gravity, and a gorgeous unification of all the forces comes sharply into focus.The Lightness of Being is the first book to explore the implications of these revolutionary ideas about mass, energy, and the nature of "empty space." In it, Wilczek masterfully presents new perspectives on our incredible universe and envisions a new golden age of fundamental physics.

Product Details

ISBN-13: 9780786731688
Publisher: Basic Books
Publication date: 03/25/2009
Sold by: Hachette Digital, Inc.
Format: eBook
Pages: 292
Sales rank: 306,087
File size: 4 MB
Age Range: 13 - 18 Years

About the Author

Frank Wilczek is the Herman Feshbach Professor of Physics at MIT. He won the Nobel Prize in Physics in 2004. His 1989 book, Longing for the Harmonies, was a New York Times Notable Book of the Year. Wilczek's work has been anthologized in Best American Science Writing and The Norton Anthology of Light Verse. He lives in Cambridge, Massachusetts.

Table of Contents

About the Title ix

Reader's Guide xi

Part I The Origin of Mass

1 Getting to It 3

2 Newton's Zeroth Law 11

3 Einstein's Second Law 18

4 What Matters for Matter 22

5 The Hydra Within 26

6 The Bits Within the Its 32

7 Symmetry Incarnate 58

8 The Grid (Persistence of Ether) 73

9 Computing Matter 112

10 The Origin of Mass 128

11 Music of the Grid: A Poem in Two Equations 133

12 Profound Simplicity 135

Part II The Feebleness of Gravity

13 Is Gravity Feeble? Yes, in Practice 145

14 Is Gravity Feeble? No, in Theory 148

15 The Right Question 151

16 A Beautiful Answer 152

Part III Is Beauty Truth?

17 Unification: The Siren's Song 163

18 Unification: Through a Glass, Darkly 177

19 Truthification 182

20 Unification SUSY 185

21 Anticipating a New Golden Age 192

Epilogue: A Smooth Pebble, a Pretty Shell 199

Acknowledgments 205

Appendix A Particles Have Mass, the World Has Energy 207

Appendix B The Multilayered, Multicolored Cosmic Superconductor 211

Appendix C From "Not Wrong" to (Maybe) Right 217

Glossary 221

Notes 243

Illustration Credits 259

Index 261

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