Neil deGrasse Tyson, Frederick P. Rose Director of the Hayden Planetarium, hosts and moderates a lively discussion about how life might have formed on Earth and explores what alien life might look like elsewhere in the universe. What criteria do we use to classify life as we know it? Should the criteria be revised as we look for life on other worlds?

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2020 Asimov Panelists:

Nathalie A. Cabrol
Director, Carl Sagan Center for Research, SETI Institute

Vera Kolb
Professor of Chemistry, University of Wisconsin-Parkside

Seth Shostak
Senior Astronomer & Institute Fellow, SETI Institute

Carol Cleland
Director of the Center for the Study of Origins and Professor of Philosophy, University of Colorado

Max Tegmark
Director of the Foundational Questions Institute and Professor of Physics, MIT