What Is Time? One Physicist Hunts for the Ultimate Theory

http://www.wired.com/wiredscience/2010/02/what-is-time/

Quote: "SAN DIEGO — One way to get noticed as a scientist is to tackle a really difficult problem. Physicist Sean Carroll has become a bit of a rock star in geek circles by attempting to answer an age-old question no scientist has been able to fully explain: What is time?"

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