On Friday, May 31st, discover more about the UFO phenomenon than ever before in a six-part docuseries that goes inside the Pentagon’s research on the unexplained. Watch “Unidentified: Inside America’s UFO Investigation” on History. | HISTORY

Follow along TONIGHT at 10/9c with an elite team of former military and intelligence officials, led by the man who once ran the Pentagon's secret UFO program. Watch the premiere of Unidentified: Inside America's UFO Investigation! | HISTORY

Here is another of 3 official US Government videos selected for release after review. Military eyewitnesses will go deeper into the government's investigation in Unidentified: Inside America’s UFO Investigation. | HISTORY

Watch as this team investigates unexplained sightings on the premiere of Unidentified: Inside America's UFO Investigation Friday at 10/9c. | HISTORY

51K views · 282 reactions | Retired Col. Charles Halt recounts the unexplained lights he saw in Rendlesham Forest in England. Discover more tonight at 10/9c in a new episode of Unidentified: Inside America's UFO Investigation. | HISTORY | Facebook

78K views · 2.3K reactions | Excited to announce the To The Stars Academy of Arts and Science team will be back for a second season of HISTORY's #UNIDENTIFIED: Inside America's UFO Investigation!! | Tom DeLonge | Facebook

20K views · 816 reactions | On Friday, May 31st, discover more about the UFO phenomenon than ever before in this six-part docuseries, “Unidentified: Inside America’s UFO Investigation” on HISTORY. | Ancient Aliens | Facebook