Stream Full Episodes of NASA's Unexplained Files: https://www.discoveryplus.com/show/nasas-unexplained-files From Season 5, Episode 7: The Moon's Strange Secret Breaking down a bizarre image moving through footage. Subscribe to Science Channel: http://bit.ly/SubscribeScience Like us on ...

Stream Full Episodes of NASA's Unexplained Files: https://www.discoveryplus.com/show/nasas-unexplained-files From Season 5, Episode 4: Secret Aliens Subscribe to Science Channel: http://bit.ly/SubscribeScience Like us on Facebook: https://www.facebook.com/ScienceChannel Follow us on ...

Stream Full Episodes of NASA's Unexplained Files: https://www.discoveryplus.com/show/nasas-unexplained-files From Season 5, Episode 4: Secret Aliens An 11 year old boy and his father spot a mysterious U.F.O. in 1965. Subscribe to Science Channel: http://bit.ly/SubscribeScience Like us on ...

Stream Full Episodes of NASA's Unexplained Files: https://www.discoveryplus.com/show/nasas-unexplained-files From Season 5, Episode 2: The Sun's Evil Twin A controversial, second star in our solar system? Subscribe to Science Channel: http://bit.ly/SubscribeScience Like us on Facebook: ...

Stream Full Episodes of NASA's Unexplained Files: https://www.discoveryplus.com/show/nasas-unexplained-files From Season 4, Episode 8: Mars's Deepest Secret Martian dunes are massive and unlike ours. Subscribe to Science Channel: http://bit.ly/SubscribeScience Like us on Facebook: ...

Stream Full Episodes of NASA's Unexplained Files: https://www.discoveryplus.com/show/nasas-unexplained-files From Season 4, Episode 8: Mars's Deepest Secret Was the assassination of JFK connected to the memo he wrote to NASA just ten days earlier? Subscribe to Science Channel: ...

Stream Full Episodes of NASA's Unexplained Files: https://www.discoveryplus.com/show/nasas-unexplained-files From Season 4, Episode 8: Mars's Deepest Secret What are chemtrails? Subscribe to Science Channel: http://bit.ly/SubscribeScience Like us on Facebook: ...

Stream Full Episodes of NASA's Unexplained Files: https://www.discoveryplus.com/show/nasas-unexplained-files From Season 4, Episode 7: Mysterious Invisible Planet A police officer with an impeccable record gets his integrity called into question as people wonder whether his U.F.O. sighting was ...

Stream Full Episodes of NASA's Unexplained Files: https://www.discoveryplus.com/show/nasas-unexplained-files From Season 4, Episode 3: A President's Close Encounter Future President Jimmy Carter spots a U.F.O. in 1969 while he is Governor of Georgia. Subscribe to Science Channel: ...

A strange discovery by the Mars Curiosity rover suggests the Red Planet was home to an alien nuclear war, and experts investigate if an extraterrestrial Armageddon transformed an earth-like world into the wasteland we know today. Stream Full Episodes of NASA's Unexplained Files: ...

FBI agents in Blackhawk helicopters swoop on the Sunspot Solar Observatory in New Mexico and close the facility down for ten days. They claim this drastic action was taken because of an employee misusing the internet, but others suspect there is a more frightening reason for the mysterious ...

Experts investigate if a nearby exoplanet could be the home to an alien civilization of strange, metallic monsters after a new discovery confirms that life can thrive on such a world. Stream Full Episodes of NASA's Unexplained Files: https://www.discoveryplus.com/show/nasas-unexplained-files ...