Richard A. Muller is a professor of physics at the University of California, Berkeley, and a winner of the MacArthur Fellowship, often called the 'Genius Award.'
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“Now” is a simple yet elusive concept. You are reading the word “now” right now. But what does that mean? What makes the ephemeral moment “now” so special? Its enigmatic character has bedeviled philosophers, priests, a... SEE MORE