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Browse Conspiracy Theories

248 theories (page 1 of 11)

History & Ancient CivilizationsDebunked
Piri Reis Map
The Piri Reis map is a genuine 1513 Ottoman world chart, one-third of which survives, that alternative-history writers claim depicts the coastline of Antarctica ice-free—proving a lost advanced or extraterrestrial civilization mapped the planet during the last Ice Age. Cartographic historians instead read the puzzling southern landmass as a distorted, wrapped rendering of South America's coast.
13 sources85% confidencefully sourced
Government & PoliticsDebunked
The Voting Pencil Fraud Myth
The recurring claim that polling stations hand out pencils so that the state, MI5, or a hidden 'establishment' can secretly rub out and rewrite votes. It is true that UK polling stations traditionally supply pencils and that voters may bring their own pen. But ballots are sealed, transported, and counted the same night under the direct scrutiny of candidates' agents and observers, no evidence of pencil-enabled vote-switching has ever been found, and election authorities across the UK, Canada, Australia and the US have repeatedly debunked the idea. Pencils are used for mundane practical reasons, not for tampering.
12 sources90% confidencefully sourced
Science & EnvironmentPartially True
Dyatlov Pass Incident
In February 1959, nine experienced Soviet hikers died under strange circumstances on a slope of the northern Ural mountains — their tent slashed open from inside, several bodies bearing severe internal injuries without external wounds, and faint radiation on some clothing. The unexplained deaths and Soviet secrecy spawned decades of theories ranging from secret weapons tests to yetis and UFOs, until modern investigations and a 2021 peer-reviewed study pointed to a rare delayed slab avalanche.
13 sources70% confidencefully sourced
Space & ExtraterrestrialUnsubstantiated
The Dulce Base: A Secret Human-Alien Underground Facility in New Mexico
The Dulce Base legend claims a multi-level, jointly-operated human-alien facility hides beneath Archuleta Mesa near Dulce, New Mexico, complete with genetic experiments, a 'Nightmare Hall,' and a 1979 firefight between aliens and human security. No physical evidence for any such base has ever surfaced. The story's documented origin is far stranger than the myth: a real U.S. Air Force disinformation campaign, run through AFOSI, that targeted Albuquerque businessman Paul Bennewitz and helped manufacture a modern UFO legend.
12 sources90% confidencefully sourced
Space & ExtraterrestrialUnsubstantiated
The Dogon and Sirius B: Did Amphibious Aliens Teach an African Tribe About an Invisible Star?
Robert Temple's 1976 book The Sirius Mystery claimed the Dogon people of Mali held impossible ancient knowledge of Sirius B, an invisible white-dwarf companion star with a ~50-year orbit, taught to them by amphibious extraterrestrials called the Nommo. The claim rests on 1930s-40s ethnography by Marcel Griaule and Germaine Dieterlen. But a 1991 field restudy by anthropologist Walter van Beek found Dogon informants did not actually hold the Sirius-B lore Griaule reported, Sirius B's existence and orbital period were already well known to Western science before Griaule arrived, and Carl Sagan and others argue the knowledge, if genuine, reached the Dogon through ordinary human contact.
14 sources88% confidencefully sourced
Technology & SurveillanceUnsubstantiated
Bitcoin Was Created by the NSA
The claim that Bitcoin was secretly built by the NSA (or another intelligence agency) as a surveillance tool, honeypot, or stepping stone to a controllable cashless currency. Proponents point to two real facts: the NSA designed the SHA-256 hash function Bitcoin uses, and NSA cryptographers co-authored a 1996 paper on anonymous electronic cash. But no evidence connects the agency to Bitcoin's creation, the technology it uses is public and standardized, and the code and history point to an independent cypherpunk lineage.
15 sources87% confidencefully sourced
History & Ancient CivilizationsUnsubstantiated
The Baghdad Battery: Ancient Electricity 2,000 Years Before Volta?
A set of clay jars with copper cylinders and iron rods, found near Baghdad and dated to the Parthian or Sasanian era, are claimed by alternative-history writers to be ancient electric batteries — proof of a lost electrical technology used for electroplating, or even a gift from ancient astronauts. The jars are genuinely old and a jar-plus-two-metals arrangement really can produce a fraction of a volt, and replicas (including a famous MythBusters build) have generated current. But there are no wires, no connectors, no electroplated artifacts, and no textual record of electricity in antiquity. The mainstream archaeological reading — storage vessels for sacred scrolls or protective spells — fits the evidence far better.
12 sources88% confidencefully sourced
Government & PoliticsConfirmed
Catholic Church Abuse: The Systemic Cover-Up
Grand jury investigations, royal commissions, and independent journalism across multiple countries have established that the Catholic Church institutionally concealed the sexual abuse of children by clergy over decades, routinely transferring offending priests between parishes rather than reporting them to civil authorities. The Boston Globe Spotlight team's 2002 investigation, the Pennsylvania Grand Jury Report (2018), the Australian Royal Commission into Institutional Responses to Child Sexual Abuse (2013–2017), and the John Jay Report (2004, commissioned by the US Conference of Catholic Bishops) collectively document the institutional pattern. This is a confirmed institutional cover-up backed by court records, government commission findings, and Pulitzer Prize-winning journalism.
17 sources97% confidencefully sourced
Finance & EconomicsConfirmed
Vatican Bank, Banco Ambrosiano, and the Death of Roberto Calvi
Roberto Calvi, chairman of Banco Ambrosiano — Italy's largest private bank — was found hanging from Blackfriars Bridge in London on 18 June 1982. The initial ruling of suicide was overturned and the case reopened as murder in 2002. Banco Ambrosiano collapsed days after Calvi's death; $1.3 billion in unsecured loans had been made to shell companies controlled by or connected to the Istituto per le Opere di Religione (IOR — the Vatican Bank). Archbishop Paul Marcinkus, head of the IOR, was indicted by Italian prosecutors in 1987; the Vatican refused extradition citing sovereign immunity. The IOR settled with Ambrosiano creditors for $250 million in 1984 without admitting liability. The P2 Masonic Lodge (Licio Gelli) provided an additional layer of documented conspiracy. Multiple Italian parliamentary inquiries, international banking investigations, and journalist accounts — including Gerald Posner's *God's Bankers* — establish this as a confirmed financial and institutional conspiracy.
12 sources92% confidencefully sourced
Government & PoliticsConfirmed
BBC Jimmy Savile: Institutional Cover-Up
Jimmy Savile, a BBC presenter and celebrity fundraiser who died in October 2011, was subsequently confirmed by Operation Yewtree (Metropolitan Police, 2012–2016) to have been one of the most prolific sexual offenders in British criminal history, with 450 formal complaints covering offences across BBC studios, NHS hospitals, Broadmoor psychiatric hospital, and Stoke Mandeville Hospital. The Dame Janet Smith Review (2016, commissioned by the BBC) found that senior BBC managers had received complaints about Savile over decades and had failed to act. The Kate Lampard NHS review (2015) documented similar failures across NHS trusts. The BBC's own Newsnight programme had prepared an investigation into Savile's offending in 2011 that was shelved by editors. This is a confirmed institutional cover-up across multiple British public institutions.
16 sources96% confidencefully sourced
History & Ancient CivilizationsPartially True
The Reichstag Fire 1933: Nazi Conspiracy or Lone Arsonist?
On the night of February 27, 1933, the German parliament building burned. Dutch communist Marinus van der Lubbe was arrested at the scene, convicted, and executed. Hitler's government used the fire within twenty-four hours to push through the Reichstag Fire Decree, suspending civil liberties and enabling mass arrests of Communist Party members. Historians have debated for ninety years whether van der Lubbe acted alone or whether the Nazis orchestrated or facilitated the fire. The majority modern view — supported by Fritz Tobias (1962), revived by Benjamin Carter Hett (2014), and confirmed by a 2008 German Federal Court reversal of van der Lubbe's conviction — is that the evidence for Nazi orchestration remains contested but the exploitation of the fire by Hitler is thoroughly documented.
12 sources65% confidencefully sourced
Government & PoliticsConfirmed
Aum Shinrikyo 1995 Tokyo Subway Sarin Attack
On March 20, 1995, five members of the Aum Shinrikyo cult released sarin nerve agent in five Tokyo subway lines during morning rush hour, killing 13 people and injuring approximately 6,250. The attack was ordered by cult founder Shoko Asahara (born Chizuo Matsumoto). Subsequent investigations revealed that Japanese authorities had received prior warnings about Aum's criminal activities — including an earlier sarin attack in Matsumoto (1994) and the 1989 murder of attorney Tsutsumi Sakamoto and his family — and had inadequately investigated the cult. Shoko Asahara and 12 senior members were executed on July 6, 2018. The case is fully documented through Tokyo District Court trial records, Japanese National Police Agency reports, and journalism including Haruki Murakami's *Underground* (1997).
12 sources99% confidencefully sourced
Science & EnvironmentConfirmed
The Chernobyl 1986 Soviet Cover-Up
At 1:23 AM on April 26, 1986, Reactor No. 4 at the Chernobyl Nuclear Power Plant in Pripyat, Ukrainian SSR, exploded during a safety test. Soviet authorities delayed public acknowledgment for approximately 36 hours; evacuation of Pripyat (population approximately 50,000) began 36 hours after the explosion. International detection came not from Soviet disclosure but from the Swedish Forsmark Nuclear Power Plant, where workers on April 28 triggered radiation alarms that were traced to contamination coming from the USSR. The cover-up is confirmed through post-Soviet declassification of Politburo transcripts and KGB documents, IAEA investigations, and the memoirs of Valeri Legasov, the chief Soviet scientist on the disaster response team. Legasov died by suicide in April 1988 after making public his criticisms of Soviet nuclear safety culture.
12 sources99% confidencefully sourced
Government & PoliticsConfirmed
The Bay of Pigs Invasion 1961: CIA-Backed Operation Against Cuba
Between April 17 and 19, 1961, approximately 1,400 Cuban exiles trained and equipped by the CIA attempted an amphibious invasion of Cuba at Playa Girón (Bay of Pigs). The operation was planned under the Eisenhower administration and executed under President Kennedy, who declined to authorise US air cover on the day of the landing. The invasion failed within 72 hours: approximately 114 Brigade 2506 members were killed and 1,189 were captured. The CIA's own internal review — the 1961 Kirkpatrick Report — acknowledged planning failures. The operation is now fully declassified and confirmed through NARA archives, the National Security Archive, and multiple government inquiries.
12 sources99% confidencefully sourced
Government & PoliticsPartially True
South Korea Sewol Ferry 2014: Cover-Up of Government Response Failures
On April 16, 2014, the MV Sewol capsized off Jindo Island, South Korea, killing 304 people — 250 of them high school students from Danwon High School on a class trip to Jeju Island. The immediate causes were documented: cargo overloaded to three times the legal limit, illegal vessel modifications that reduced stability, crew incompetence, and an instruction to passengers to stay in place rather than evacuate. Captain Lee Jun-seok abandoned ship and was later convicted of murder. The conspiracy claim at issue is not about the sinking itself but about the government's response: the Park Geun-hye administration's delayed and disorganised rescue operation, her unaccounted-for seven-hour absence during the crisis, and subsequent pressure on media to downplay criticism were confirmed by a 2017 Special Investigation Commission established after Park's impeachment. Park was impeached and convicted partly over Sewol-related conduct. A more extreme framing — that the Park administration deliberately sank the Sewol — is not supported by evidence.
15 sources78% confidencefully sourced
Government & PoliticsPartially True
Turkey 2016 Coup Attempt: Gülenist Plot or Staged Provocation?
On the night of July 15–16, 2016, a faction of the Turkish military seized the Bosphorus bridges, bombed the Grand National Assembly, and flew F-16s over Ankara in an attempt to overthrow President Recep Tayyip Erdoğan. Approximately 250 civilians died defending democratic institutions after Erdoğan's televised FaceTime call urged citizens into the streets. The Turkish government attributed the coup to the Gülen movement (designated FETÖ), demanded the extradition of Fethullah Gülen from the United States (denied), and launched mass purges dismissing or arresting over 150,000 people. A minority of independent analysts — notably economist Dani Rodrik — raised unanswered questions about pre-coup intelligence and Erdoğan's foreknowledge, generating a contested alternative framing. The coup itself is confirmed; the attribution of orchestration solely to FETÖ with possible US support remains contested.
12 sources68% confidencefully sourced
Government & PoliticsConfirmed
Argentina Dirty War 1976–1983: State Terror, Operation Condor, and US Complicity
On March 24, 1976, a military junta seized power in Argentina, deposing President Isabel Perón. Over the following seven years — until the junta's collapse in December 1983 following the Falklands War — an estimated 30,000 people were forcibly disappeared: abducted, tortured, and killed by state security forces operating through a network of clandestine detention centres including the Navy Mechanics School (ESMA). The disappeared included trade unionists, students, journalists, priests, lawyers, and perceived political opponents. Argentina also participated in Operation Condor — a coordinated programme of transnational political repression among South American military regimes (Chile, Uruguay, Paraguay, Brazil, Bolivia) with documented US support. The scale of the crimes is confirmed by the 1985 trial of the military juntas, the CONADEP truth commission report *Nunca Más*, and extensive declassified US documentation. Denialist claims that minimise the scale or attribute disappearances to armed conflict rather than state terror are directly contradicted by the documented record.
12 sources95% confidencefully sourced
Government & PoliticsConfirmed
Indonesia 1965 Mass Killings: CIA Support for the Anti-Communist Purge
Following the September 30, 1965 attempted coup against President Sukarno — in which six Indonesian Army generals were killed — General Suharto led a military counter-move that became the pretext for the largest massacre in Southeast Asian history. Between 500,000 and one million people were killed in an anti-communist purge; approximately one million more were imprisoned, many for decades. Declassified US State Department cables and NSA documents — released in 2017 through the Indonesia Documentation Project — confirm that CIA officers provided lists of suspected PKI (Indonesian Communist Party) members to the Indonesian military, and that senior US officials were aware of and supportive of the killings. The confirmed claim is that the US provided material support for the Indonesian military during a massacre. The overclaim to debunk: that the CIA directly planned, orchestrated, or ran the killings. The killings were primarily executed by Indonesian military and paramilitary forces.
12 sources88% confidencefully sourced