103K views · 1.1K reactions | Alien Worlds blends fact — and fiction — to imagine alien life on other planets. Now on Netflix | Netflix | Facebook

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