The search for extraterrestrial life isn’t just science fiction, it’s a career for hundreds of scientists at NASA, the SETI institute, and researchers around the world. We’re not looking for little green men, but even lifeforms as small as a microbe could be the sign that we’re not alone. Hear from the scientists who hunt for habitable exoplanets in the cosmos, look for signs of ancient life on Mars, seek to learn about the origins of life on Earth, and dream up missions to search for life around our solar system.
