Reality is Not what it Seems

The Journey to Quantum Gravity

Carlo Rovelli

10 min read
44s intro

Brief summary

By tracing the history of physics from ancient Greek atoms to modern quantum gravity, this book reveals that our intuitive perception of reality is an illusion. The world is not made of solid objects in empty space, but of discrete, interacting events that form a flexible, granular spacetime.

Who it's for

Anyone curious about the fundamental nature of space, time, and reality as revealed by modern physics.

Reality is Not what it Seems

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Science Is a Journey Beyond Common Sense

While driving through the night, Carlo Rovelli realized that explaining the nature of space required a story starting with the ancient Greek philosopher Democritus. This sparked a vision of science as a daring expedition into the unknown rather than a list of facts. It is a journey that moves beyond common sense to reveal the structure of reality. By looking past our limited views, we can glimpse the enchanting landscape of the quantum world.

This realization forced Rovelli to confront a profound truth about human understanding: we are trapped by the limits of our senses. The reality we experience through touch, sight, and everyday interaction is merely a coarse approximation of what truly exists. Throughout history, science has repeatedly shown that our intuitive picture of the world is wrong. The Earth is not flat and stationary beneath our feet, solid matter is mostly empty space, and time does not flow uniformly for everyone. To grasp the fundamental nature of reality, we must be willing to abandon the comfortable assumptions built into our perception and follow the evidence wherever it leads, no matter how strange the destination.

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About the author

Carlo Rovelli

Carlo Rovelli is an Italian theoretical physicist and a founder of loop quantum gravity theory. His work also extends to the history and philosophy of science, and he is known for developing the relational interpretation of quantum mechanics. Rovelli is a celebrated author, recognized for his ability to communicate complex scientific concepts to a general audience.

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