On a quest to find out if we are not alone in the universe, Ravi Kopparapu at NASA Goddard studies how we could use telescopes to detect signs of life beyond our solar system.

Season 5,Episode 25: Walking on Broken Ice, with Catherine Walker

NASA’s interplanetary talk show, hosted by former Chief Scientist Jim Green, introduces you to space professionals working to take exploration into the future.

Season 5, Episode 24: Do Other Planets Make Pollution?