BrainStuff Classics: Is Life on Earth of Alien Origin?

The idea that life on Earth was seeded from outer space is called Panspermia, and some researchers are looking into how (and when) it could've happened. Learn more in this classic episode of BrainStuff, based on this article: https://science.howstuffworks.com/life/evolution/did-alien-seeds-cause-explosion-life-earth.htm Learn more about your ad-choices at https://www.iheartpodcastnetwork.com