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

1.5M views · 29K reactions | When William J Borucki joined NASA Ames in the 60s, we only knew about the planets in our solar system. Now, we’re aware of 600 billion. Could there be life out there, and does it look like us? From the depths of black holes to mysterious alien worlds, journey into the darkest corners of the #Universe like never before. Discover more  https://www.bbcearth.com/shows/the-universe | BBC Earth | Facebook

453K views · 5.8K reactions | In an attempt to find proof of extra-terrestial beings having been on earth, the team pays a visit to a father and son who claim to have shot a piece off a UFO, but will the lab report support their story? Watch more Uncovering Aliens on discovery+: https://bit.ly/3r8vTeb | Love Space | Facebook