Dreams of a Final Theory

This is the story of a grand scientific quest: the quest for a unifying theory of nature-one that can explain forces as different as the cohesion inside the atom and the gravitational tug between the sun and the earth. Writing with dazzling elegance and clarity, Nobel Prize-winning physicist Steven Weinberg retraces the steps that have led modern scientists from relativity theory and quantum mechanics to the notion of superstrings and the idea that our universe may coexist with others. Alon...