UFOs: Investigating the Unknown

UFOs: Investigating the Unknown - Nat Geo

Nat Geo




The truth behind the U.S. government’s secret Pentagon program on UAPs, Unidentified Aerial Phenomena, otherwise known as UFOs, is exposed.

Where to Stream

2023– Docuseries 1 Season5 Episodes

Upcoming TV Airings

The airings below are based on a generic national schedule. Times and dates can vary by TV provider.

Friday, July 26

Secret Pentagon UFO Program New

Season 1 • Episode 1

The U.S. Government's secret Pentagon program on UFOs is exposed.

Friday, July 26

Giant UFO in Texas New

Season 1 • Episode 2

Project Blue Book is launched to study the country's growing UFO problem.

Friday, July 26

Close Encounters at Nuclear Bases New

Season 1 • Episode 3

U.S. nuclear missiles malfunction after a close encounter with UFOs.

Friday, July 26

Citizens Take Charge New

Season 1 • Episode 4

More military and commercial pilots are reporting seeing UAPs in flight.

Friday, July 26

Government Breaks Silence New

Season 1 • Episode 5

Area 51, shrouded in secrecy for decades, is the focus of many UFO rumors.