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

Just about 30 years ago, we didn’t have any scientific proof of a planet outside our solar system. Today, thanks to advances in technology and scientific research, we've discovered over 5,300 exoplanets - alien worlds that are out there waiting to be explored. At first, these discoveries mostly involved large gas giants, but as our capabilities have expanded, we've started to uncover smaller, Earth-like exoplanets. Scientists have already found more than 50 exoplanets with masses similar to Eart

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