Bob Lazar's Claims About S-4
In 1989, Bob Lazar appeared in an interview with journalist George Knapp on Las Vegas television station KLAS, claiming he had worked at a facility called S-4 near Papoose Lake, south of Area 51. Lazar stated that S-4 housed nine extraterrestrial spacecraft and that his job was to help reverse-engineer their propulsion systems for the United States government.
Lazar described the interior of the craft as having small seats that suggested occupants much shorter than average humans, and a central reactor powered by a superheavy element with an atomic number of 115. He claimed the element was not found on Earth and had been provided in the form of stable triangular wedges that served as the fuel source for the gravity propulsion system.
Element 115 and Gravity Amplification
According to Lazar, Element 115 was bombarded with protons inside the craft's reactor, causing it to transmute into Element 116, which immediately decayed and released antimatter. This antimatter was then annihilated with matter in a controlled reaction that produced enormous energy, which powered a gravity wave generator located at the base of the craft.
Lazar claimed the gravity amplifiers could focus and direct gravity waves, allowing the craft to distort spacetime around itself and travel vast distances. He described two modes of travel: a low-power mode for short-range movement within a gravitational field, and a high-power mode that compressed space in front of the craft for interstellar distances.
The Discovery of Moscovium
In 2003, a team of Russian and American scientists at the Joint Institute for Nuclear Research in Dubna, Russia, successfully synthesized Element 115 by bombarding americium-243 with calcium-48 ions. The element was officially named moscovium in 2016 and given the symbol Mc on the periodic table.
Supporters of Lazar point to this discovery as vindication of his claims, since he identified Element 115 years before it was synthesized. However, the existence of superheavy elements beyond the known periodic table had been theoretically predicted by nuclear physicists long before 1989, and the synthesized isotopes of moscovium are extremely unstable, decaying in fractions of a second rather than existing as stable material.
Evaluating Lazar's Credibility
Investigations into Lazar's background have revealed significant discrepancies. He claimed to hold master's degrees from MIT and Caltech, but neither institution has any record of his enrollment. Lazar has stated that his records were erased by the government, but independent journalists have been unable to find classmates, professors, or any corroborating academic documentation.
Los Alamos National Laboratory records do show a Robert Lazar listed in a 1982 phone directory, though it remains unclear whether he was a staff physicist or a contractor through an external company. Despite the unresolved questions about his credentials, Lazar has maintained his account consistently for over three decades, and his story has become one of the most well-known narratives in UFO culture.
Frequently asked questions
What is element 115?
Moscovium, a synthetic superheavy element first made at the Joint Institute for Nuclear Research in Dubna in 2003, confirmed by IUPAC in 2015, and named in 2016. Every known isotope decays in well under a second. Lazar described a stable form of the element in 1989, fourteen years before any was produced; no stable isotope is known.
What did Bob Lazar say element 115 does?
In his account, the craft at S-4 ran on a reactor in which element 115, bombarded with protons, transmuted to element 116 and released antimatter, and the same material produced a "gravity wave" that could be amplified and aimed to bend spacetime and propel the craft. Physicists point out that no mechanism links element 115 to gravity and that the described stability contradicts what was later measured.
What is S-4?
The site south of Area 51, at Papoose Lake, where Lazar says he worked on the reverse-engineering of nine alien craft in 1988–89. No public record of a facility by that name exists, and the area is inside the Nevada Test and Training Range.
Was Bob Lazar telling the truth?
Unresolved after more than thirty years. His claimed degrees from MIT and Caltech have never been verified, but a 1982 Los Alamos telephone directory does list him, and he has told a consistent story for decades. Supporters take the consistency as sincerity; skeptics note that a consistent story is also what a practiced one looks like.