How close are we to discovering aliens?

Finding alien life could be just around the corner. At least, that’s if the James Webb Space Telescope and other techniques help us discover their extraterrestrial homes. In this episode, astrophysicist Lisa Kaltenegger and author of new book Alien Earths: Planet Hunting in the Cosmos talks us through the ways she and her team are looking for these planets and the kinds of life they might hold. Learn more about your ad choices. Visit podcastchoices.com/adchoices