Browse Conspiracy Theories

A loose coalition of researchers and activists who reject the official account of the September 11, 2001 attacks, alleging government foreknowledge, controlled demolition of the World Trade Center, or a staged Pentagon strike.

Major international banks including Barclays, UBS, Deutsche Bank, and Rabobank colluded to manipulate the London Interbank Offered Rate (LIBOR), which underpins over $300 trillion in financial contracts worldwide. Traders coordinated via chat rooms to rig rates for profit. Exposed 2012; $9+ billion in fines; four convictions.

NATO and CIA-coordinated "stay-behind" paramilitary networks across Western Europe during the Cold War. In Italy, elements were implicated in false-flag terrorism (the "strategy of tension"). Confirmed by Italian PM Giulio Andreotti to Parliament in 1990.

Internal documents proved that major tobacco companies knew cigarettes were addictive and caused cancer as early as the 1950s, while publicly denying both for decades. They funded fake research, suppressed internal findings, and targeted youth marketing. Settled via 1998 Master Settlement Agreement ($206 billion).

The Nixon administration orchestrated the June 1972 break-in at the Democratic National Committee headquarters at the Watergate complex, then engaged in a systematic cover-up involving hush money, witness tampering, and abuse of federal agencies. Led to the only presidential resignation in US history.

Facebook secretly manipulated the news feeds of 689,003 users for one week in January 2012 to test whether emotional contagion could be achieved through social media. Published in PNAS in 2014 without informed consent from subjects.

Volkswagen deliberately programmed 11 million diesel vehicles worldwide with "defeat device" software that detected emissions testing and temporarily reduced pollution output. During normal driving, the cars emitted up to 40 times the legal limit of nitrogen oxides. Exposed by West Virginia University researchers in 2014.

Forty-year (1932-1972) US Public Health Service study of 399 Black men with syphilis in Alabama. Researchers withheld treatment — even after penicillin became standard cure in 1947 — to observe the disease's progression. Exposed by whistleblower Peter Buxtun in 1972.

Reagan administration officials secretly sold arms to Iran (under embargo) and diverted the proceeds to fund Nicaraguan Contra rebels (Congressionally banned). Exposed in 1986; led to 14 convictions.

CIA program from the 1950s onward to cultivate relationships with American journalists and influence media coverage, particularly during the Cold War. Partially confirmed through Church Committee findings and documentary research.

US program (1945-1959) that secretly recruited over 1,600 former Nazi scientists, engineers, and technicians — including many with documented war crimes — and brought them to America for military and space programs, circumventing President Truman's anti-Nazi directive.

The second attack in the Gulf of Tonkin (August 4, 1964) — used to justify escalation of the Vietnam War — never happened. Declassified NSA documents (2005) revealed the Johnson administration knew the attack was fabricated.

1962 proposal by the Joint Chiefs of Staff to commit false-flag terrorist attacks against American civilians and military targets to justify war with Cuba. Rejected by President Kennedy. Declassified in 1997.

FBI covert program (1956-1971) that surveilled, infiltrated, discredited, and disrupted American political organizations including the Civil Rights Movement, the Black Panthers, and anti-war groups. Exposed when citizens broke into an FBI field office in 1971.

A CIA program (1953-1973) that conducted illegal, often horrific experiments on unwitting American and Canadian citizens using LSD, hypnosis, sensory deprivation, and torture to research mind control. Declassified in 1977.

The theory that cryptocurrency markets are systematically manipulated by whales, exchanges, and stablecoin issuers, with Tether (USDT) allegedly printing unbacked tokens to artificially inflate Bitcoin's price.

The theory that pharmaceutical companies suppress effective treatments and cures for major diseases because chronic illness is more profitable than one-time cures, and that regulatory agencies are complicit through revolving-door employment.

The theory that social media platforms deliberately design their algorithms to maximize division, radicalization, and addiction for profit, with full knowledge of the psychological and social harm they cause.

The theory that the Great Pyramids of Giza could not have been built with the tools and techniques available to ancient Egyptians, suggesting involvement of a lost civilization, advanced ancient technology, or extraterrestrial assistance.

The theory that the classified US Air Force facility known as Area 51 in Nevada houses recovered extraterrestrial spacecraft and alien remains, and that the government has been reverse-engineering alien technology for decades.

The theory that the Federal Reserve System is a private institution controlled by banking elites that manipulates the money supply, interest rates, and economic cycles for the benefit of the wealthy at the expense of ordinary citizens.

The debate over whether adding fluoride to public water supplies is a safe public health measure to prevent tooth decay, or a form of mass medication with potential health risks that the public cannot opt out of.

The theory that governments and corporations use smartphones, smart speakers, social media, and other connected devices to conduct mass surveillance on citizens far beyond what is publicly acknowledged.