Speaking at the University of Sydney, acclaimed physicist and cosmologist Sean Carroll gives an entertaining and thought-provoking talk about the nature of time, the origin of entropy and how what happened before the Big Bang might be responsible for the arrow of time we observe today. Sean Carroll is a theoretical physicist at the California Institute of Technology. He received his Ph.D. in 1993 from Harvard University and has previously worked at MIT. He is the author several acclaimed books.
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