Summary
Highlights
Area 51, a highly classified CIA base located deep in the Nevada desert, remained unacknowledged for nearly sixty years until the CIA finally admitted its existence in August 2013. Surrounded by 440 square miles of restricted airspace, the base's perimeter is heavily guarded, with security measures including motion sensors and vigilant guards. Crossing the boundary leads to immediate arrest, and past incidents suggest even harsher outcomes for trespassers.
Declassified documents reveal Area 51's original purpose: testing the U-2 spy plane, codenamed "Aquatone." Developed during the Cold War to surveil the Soviet Union, the U-2 could fly at 70,000 feet, beyond the reach of conventional aircraft. Pilots like Tony Bevacqua recalled the strict security and the use of partial pressure suits to survive at such altitudes. Groom Lake was chosen for its remote, flat terrain, ideal for an airstrip, and construction began in 1955. The base's true identity was hidden under the cover story of 'Watertown Strip Nevada' for weather observation missions.
Area 51 faced interruptions due to its proximity to the Nevada Test Site, where nuclear warheads were tested. Radioactive fallout made the base dangerous and largely unoccupied for over two years. The downing of a U-2 piloted by Francis Gary Powers in 1960 highlighted the vulnerability of high-altitude spy planes, prompting the CIA to seek new stealth technologies. Early attempts like "Project Rainbow" involved 'wallpaper' radar-absorbent material for the U-2, but this proved largely ineffective, pushing for a successor aircraft.
The "Oxcart" project introduced the A-12, an aircraft designed with inherent stealth capabilities. Its top-secret nature meant documents were unmarked to avoid attention if lost. Thornton 'TD' Barnes described the project as a critical national endeavor to develop a stealth plane. The A-12, engineered by Lockheed, was built from titanium, ironically sourced from the Soviet Union through dummy companies. Its radar cross-section was rigorously tested at Area 51 on a pylon nicknamed "The Pole," where various radars evaluated its signature for 18 months. Access to these facilities was strictly compartmentalized, even for those working on the A-12.
To support the "Oxcart" project, Area 51 underwent significant expansion, adding a new 8500-foot concrete runway, hangars, and transforming it into a permanent facility. The A-12 aircraft were transported in specially designed 'boxes' over 300 miles from Burbank, California, under extreme secrecy. Tom Stanks, a security guard, recalled the intricate convoys and humorous encounters, such as telling curious children the 'box' contained a flying saucer. Each A-12 was designated an "article" with a unique number, and pilots used pseudonyms to maintain secrecy, often unaware of the specifics of their missions.
The Soviet launch of Sputnik in 1957 spurred the U.S. to catch up in military espionage. By the 1960s, Soviet satellites, some even photographing Area 51, revealed the A-12's presence. To evade satellite detection during radar testing, the A-12 prototypes had to be moved indoors from the 'Pole' when a satellite was overhead. Ironically, the Soviets later deduced the A-12's shape from the heat footprint it left on the ground, even after it had been moved, highlighting the challenges of maintaining secrecy.
The Vietnam War intensified the need for advanced military technology, particularly against the Soviet-built MiG aircraft, which were proving superior to U.S. fighters. In 1968, a captured MiG-21 was secretly brought to Area 51 for analysis under "Have Doughnut." Testing revealed that American pilots lacked dogfighting experience against MiGs, not that the aircraft themselves were inferior. This led to a new top-secret initiative at Area 51: training U.S. fighter pilots in mock combat against MiGs, significantly improving their survival rate in the war zone. The base expanded again with new hangars, and the airspace above it was permanently closed to prevent sightings of the MiGs.
In 1974, Skylab astronauts inadvertently photographed Area 51, marking a turning point. As U-2 and A-12 projects wound down due to advances in satellite technology, the U.S. Air Force took control of the base in 1978. It became the testing ground for "Have Blue," a revolutionary experimental jet designed for stealth. Its unique faceted design made it virtually invisible to radar, astonishing engineers during tests. This success led to the F-117 stealth fighter, ushering in a new era of military technology. However, the disposal of radar-absorbent materials (RAM) used on these jets raised health concerns among Area 51 employees.
The exotic aircraft tested at Area 51 fueled numerous UFO sightings, a narrative amplified by figures like Bob Lazar, who claimed to work on extraterrestrial propulsion systems there. This unwanted public attention came as Area 51 was deeply involved in highly classified stealth projects, considered as vital as the Manhattan Project. The development of radar-absorbing materials (RAM) for the F-117 was a closely guarded secret. Former security guard Fred Dunham attributed his severe lung disease to toxic fumes from burning RAM waste in open pits at Area 51, a claim that led to a rejected lawsuit due to national security exemptions.
The declassification of CIA documents in 2013 finally confirmed Area 51's existence and purpose, revealing its continuous evolution based on national priorities. It has served as a proving ground for critical technologies, from the U-2 and A-12 to the F-117 stealth bomber, B-2, and modern drones. The "Have Doughnut" program dramatically improved the kill ratio for U.S. pilots in Vietnam, contributing to a stellar combat record for stealth aircraft, which have seen no losses in air-to-air combat in recent wars. Despite controversies, Area 51 remains at the forefront of military technology, with many projects still shrouded in secrecy, ensuring the U.S. maintains a technological edge.