Amazon.com Review
What's the most depressing law of physics? Why, the second law of thermodynamics, of course! In a nutshell: entropy (or disorder) is always increasing, leading to the inevitable "heat death of the universe." Quite a dismal prospect, but even the most optimistic don't expect to be around when it all ends, long after our sun burns out. In
Maxwell's Demon: Why Warmth Disperses and Time Passes, physics professor Hans Christian von Baeyer tells the story of the discovery and development of the second law of thermodynamics. The book is named for James Clerk Maxwell's little imaginary genius, who could make your latte boil out of your travel mug given a chance. Von Baeyer treats us to a wide-ranging survey of the early days of thermodynamics, the demon's multiple deaths and rebirths, and an explanation of why entropy's not such a bad thing after all.
Von Baeyer has a terrific knack for knowing what's interesting about his topic and sharing that interest through examples, quotations, and personal stories. Whether you're reading about the exploits of Count Rumford, who established that heat is not a substance, or the author's daughters, who perform hundreds of coin flips to satisfy themselves about the statistical nature of reality, you'll pick up the author's enthusiasm for science and thermodynamics. The broad scope, covering over 700 years in just over 200 pages, serves its subject well, as the law took a long time to reach its present form. If you're looking for a fascinating scientific history, or just an excuse for a messy room, Maxwell's Demon is the right choice. --Rob Lightner
From Publishers Weekly
Von Baeyer, a physicist at the College of William and Mary, invites the reader to travel with the illuminati of thermodynamics along their zig-zag path to an understanding of heat, energy and entropy. This improbable journey leads readers through a cannon factory, a brewery and a ship anchored off Jakarta. Although he does a fine job of describing the science, he also introduces readers to the inner worlds and belief systems of those who created the conceptual latticework of thermodynamics. By pointing up the follies and misconceptions of even the most revered masters of science (such as Lord Kelvin's stubborn rejection of evolution), Von Baeyer allows the nonscientific reader to realize the extent to which scientific ideas come about as successive approximations to truth. Von Baeyer's title invokes his sometime traveling companion, a puckish sprite created by James Clerk Maxwell. The function of Maxwell's demon is to reverse the natural order of thingsAto make heat flow from cold to hot, to increase the degree of order in a systemAall without expending energy. But he could also be a metaphor for the emotional cost of imagination, the "dark side" of science, the imaginative obsession that led to the madness of Robert Mayer and the suicide of Ludwig Boltzmann. Von Baeyer's writing style is so compelling that it would induce even the most scientifically naive reader to care about the laws of thermodynamics.
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