Isaac Asimov Memorial Debate for 2020: where’s the Alien Life? (science video).
In the exciting Isaac Asimov Memorial Debate for 2020, Neil deGrasse Tyson 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?
