Dr. Phil McGraw has asserted that the U.S. government has possessed knowledge of unidentified aerial phenomena (UAPs) for decades and has actively concealed this information from the public. In an opinion piece for DailyMail.com, McGraw stated he has reviewed hundreds of government documents and videos dating back to 1947, which he claims confirm the existence of unidentified objects in the sky and suggest that "humankind may not be alone in the universe."

According to McGraw, this data was "actively hidden and intentionally distorted" for nearly 80 years. He points to specific historical instances, including a 1947 advisory from Lieutenant General Nathan Twining, who reportedly stated UAPs were "something real and not visionary or fictitious," yet his study was allegedly denied for three decades. A classified conference of Manhattan Project scientists in 1949 reportedly convened to address unidentified objects observed over Los Alamos and nuclear weapons sites.

Further claims suggest a concerted effort to manage public perception. McGraw cites the 1953 Robertson Panel, which allegedly recommended a public education campaign to debunk UAP cases while remaining silent on unexplained ones. A subsequent military regulation, JANAP 146 enacted in 1953, reportedly made it a criminal offense for military personnel and commercial pilots to discuss UAP sightings outside official channels, with penalties including up to 10 years in prison. This regulation was reportedly rewritten in 1960 under the Espionage Act to ensure the silence of retired officers.

Project Blue Book, the Air Force's public UFO program, was allegedly shut down in 1969, with internal memos indicating that national security-related UFO reports were handled through separate, unnamed channels. This created a two-tiered system where explainable phenomena were made public, while significant encounters, such as a 2004 incident involving the USS Nimitz or sightings near a Minuteman Nuclear Base in Montana in 1967, were kept from public view.

McGraw contends that this was not solely about national security but involved a deliberate "psychological operation" or "psyop" to manipulate public opinion. He draws parallels to World War I propaganda efforts and argues that the government employed similar disinformation techniques to deflect interest from extraterrestrial possibilities. The Robertson Panel is said to have recommended using mass media and trusted figures to demystify UFOs, with McGraw referencing a 1966 CBS special hosted by Walter Cronkite, which he claims deployed a "manipulative framework to encourage public skepticism."

McGraw suggests that the government's success lay not in convincing people that UAPs didn't exist, but in making discussions about them socially disqualifying. He posits that this "stigma" teaches individuals to self-censor, allowing society to manage the conversation without direct government intervention. He concludes by stating that while Americans can handle difficult truths, discovering that trusted sources have deliberately controlled information can be damaging to trust, likening the alleged cover-up of humanity's place in the universe to a significant deception.

Documents disclosed by the Trump Administration reportedly revealed significant government resources, including those from the military, FBI, and CIA, dedicated to investigating UAPs, efforts that were publicly denied. On February 19, President Trump reportedly ordered the disclosure of all government information regarding alien life.