History Channel Documentaries

History Channel Documentaries

UFOs: Secret Alien Technology (2019x23)


: 20, 2019

As technology pushes mankind into the future, many wonder the origins. Could the greatest inventions of the 20th century and beyond be the products of reverse engineered alien technology? Is it possible that the government has been secretly using this technology for decades? And if these allegations are true, what repercussions might there be from putting such immense power in otherworldly hands?

  • : 1994
  • : 545
  • : 16
  • History