Quantum Theory Cannot Hurt You
Marcus Chown · 2006 · 9 ideas · 9 min
Modern physics reveals that the universe operates on rules so strange — particles in multiple places at once, spacetime that bends, matter mostly empty space — that ordinary intuition is a poor guide to reality.
Why this book
Chown's argument is that the everyday world of solid objects, steady time, and common-sense causality is a convenient illusion built on top of a physical reality that behaves nothing like our intuitions suggest, and that quantum mechanics and relativity, however counterintuitive, are simply accurate descriptions of how things actually are at small scales and high speeds. Through short, accessible chapters he shows that particles can exist in probabilistic superpositions until measured, that time runs at different rates for different observers, and that seemingly solid matter is almost entirely empty space held together by force fields.
This matters because it demonstrates that our confidence in intuitive physics — the sense that objects have definite positions, that time is universal, that cause always precedes effect in an obvious way — is simply miscalibrated for scales far from ordinary human experience, and that the actual rules governing the universe, though bizarre, are experimentally verified rather than speculative.
Who should read it
This book suits curious general readers who want mind-bending physics facts explained without heavy mathematics, delivered in short, digestible chunks. Readers wanting rigorous derivations or a chronological history of physics should look to denser textbooks instead.
About the author
Marcus Chown is a British science writer and former radio astronomer who worked at the California Institute of Technology before becoming a full-time science journalist and author.