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Astrophysicist/ Tie Collector 07:21
Full Program: Is our universe unique, or could it be just one in an endless "multiverse"? 52:52
Daring stunts on the Russian Barre would be impossible without conservation of energy. 02:09
"The Big Beginning" is the eighth installment in the Symphony of Science music video series. It deals with the origins of our universe, covering the Big Bang theory, expansion and cooling of the... 03:01
Radhakrishnan talks to Hari about her new book on chemistry poetry. 05:44