
Is There Intelligent Life Beyond Earth?
Season 2 Episode 10 | 7m 51s
Now that we know planets are common in our galaxy, how would we tell if one holds life?
Now that we know planets are common in our galaxy, how would we tell if one holds life? Sure, it will take incredibly powerful telescopes and ambitious new space missions, but what are we looking for? What are we listening for? How do we help other worlds know that we are here?
Problems with Closed Captions? Closed Captioning Feedback
Problems with Closed Captions? Closed Captioning Feedback

Is There Intelligent Life Beyond Earth?
Season 2 Episode 10 | 7m 51s
Now that we know planets are common in our galaxy, how would we tell if one holds life? Sure, it will take incredibly powerful telescopes and ambitious new space missions, but what are we looking for? What are we listening for? How do we help other worlds know that we are here?
Problems with Closed Captions? Closed Captioning Feedback
How to Watch Be Smart
Be Smart is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and Vizio.
Providing Support for PBS.org
Learn Moreabout PBS online sponsorshipSupport for PBS provided by: