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This primer brilliantly exposes concepts related to special and general relativity for the absolute beginner. It can be used either as an introduction to the subject at a high school level or as a useful compass for undergraduates who want to move the first steps towards Einstein's theories. The book is enhanced throughout with many useful exercises and beautiful illustrations to aid understanding. The topics covered include: Lorentz transformations, length contraction and time dilation, the twin paradox (and other paradoxes), Minkowski spacetime, the Einstein equivalence principle, curvature of space and spacetime, geodesics, parallel transport, Einstein’s equations of general relativity, black holes, wormholes, cosmology, gravitational waves, time machines, and much more.
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Conspiracy theories are inevitable in complex human societies. And while they have always been with us, their ubiquity in our political discourse is nearly unprecedented. Their salience has increased for a variety of reasons including the increasing access to information among ordinary people, a pervasive sense of powerlessness among those same people, and a widespread distrust of elites. Working in combination, these factors and many other factors are now propelling conspiracy theories into our public sphere on a vast scale. In recent years, scholars have begun to study this genuinely important phenomenon in a concerted way. In Conspiracy Theories and the People Who Believe Them, Joseph E. ...