The search for life out there begins right here, in some of Earth’s most extreme environments. In the fourth episode of our documentary series Our Alien Earth, NASA astrobiologists explore beneath the volcanoes of Hawai’i to advance our search for life on other worlds. Watch today: https://go.nasa.gov/4oWEg6D | NASA - National Aeronautics and Space Administration

286K views · 2.1K shares | Somewhere out there, aliens are making documentaries about us  ALIEN WORLDS applies the laws of life of Earth to imagine what alien life could be like on other planets. Coming to Netflix December 2. | Netflix | Facebook