Uploaded October 2020 | Updated September 2026, 2 weeks ago

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What are scientists looking for when searching for alien life? Could alien life develop in unimaginable ways? Astronomer and the founding director of Harvard’s Origins of Life Initiative Dimitar Sasselov looks outside our solar system to examine the physical and chemical phenomenon of life.

This lecture was recorded on May 30, 2015 at the World Science Festival in New York City

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