Origins: The meaning of “life”
Unexplainable
00:00
Definitions of Life
In 1992, NASA brought together some scientists to make plans about how the agency should go look for life on other planets. They said that life is a self-sustaining chemical system capable of Darwinian evolution. "I feel like each of those definitions could probably use about 10 minutes of unpacking," he says.
Transcript
Play full episode
