Riddles
Real mysteries. AI-powered riddles. Climb the ranks.
OSINT
2026-04-05The Calcutta police claimed to arrest a suspect in connection with their 1989 stone murders of homeless victims, but the…
Lateral Thinking
2026-04-05Sanford Clark, Northcott's nephew, testified that Walter Collins had been brought to the Wineville Ranch. But Northcott,…
OSINT
2026-04-05The 1982 civil settlement in the Hampton case was paid jointly by the City of Chicago, Cook County, and the federal gove…
Lateral Thinking
2026-04-05Dieter Gerhardt, the South African Navy commodore who later claimed knowledge of the 1979 event, was convicted in 1983 a…
Lateral Thinking
2026-04-05American author Douglas Preston and Italian journalist Mario Spezi co-investigated the Monster of Florence case and publ…
OSINT
2026-04-05The 2012 Channel 4 documentary about Lord Lucan's fate featured a claim from a man named Roger Bingham about what had al…
Lateral Thinking
2026-04-05Gary Mathias is the only one of the five men whose remains have never been found, despite searches of the area around th…
OSINT
2026-04-05The 1981 police raid that exposed P2 — conducted at Licio Gelli's Arezzo villa — produced a membership list of 962 names…
OSINT
2026-04-05In 2003, a former LAPD homicide detective published a book naming his own father as the Black Dahlia killer, arguing wit…
Lateral Thinking
2026-04-05Among the most explosive allegations about Maxwell's intelligence activities was his reported role in distributing a sop…
Behavioral Profiling
2026-04-04In 2012, the first NN body from Uruguay's coast was identified as Roque Orlando Montenegro, disappeared in 1976. His ide…
Behavioral Profiling
2026-04-04A body is found buried on an uninhabited Pacific atoll, 2,300 miles from where the deceased disappeared nine years earli…
Forensic Reasoning
2026-04-04In March 2025, a survivor named Birtukan Temesgen gave devastating testimony on EBS TV about her captivity. Within hours…
Behavioral Profiling
2026-04-04The public inquiry into Caruana Galizia's assassination led directly to EU-wide legislative reform. In 2024, the Europea…
Lateral Thinking
2026-04-04The man accused of ordering the Paris murder is the same man who, nineteen days later, assassinated the president. The g…
Behavioral Profiling
2026-04-04Snoras bank's collapse in November 2011 triggered a cascading failure at a subsidiary bank in a neighboring Baltic state…
Lateral Thinking
2026-04-04Myrna Mack Chang's research distinguished 'internally displaced persons' from 'refugees' in Guatemala's civil war. The m…
Behavioral Profiling
2026-04-04In 1970, an anonymous whistleblower sent letters to General Westmoreland describing Operation Speedy Express as equivale…
Lateral Thinking
2026-04-04The 1991 exhumation proved that the grave long attributed to the bandits contained someone else. But it did not prove th…
OSINT
2026-04-04The former AFRC chairman and head of state was indicted by the Special Court for Sierra Leone in 2003 for crimes during …
Behavioral Profiling
2026-04-04Between 2004 and 2015, at least four deaths connected to one Central Asian political figure were officially classified a…
Lateral Thinking
2026-04-04The longest solitary confinement endured by any suspect in this case set a record for Europe. How many consecutive days …
OSINT
2026-04-04The National Court judge who convicted Steven Tari of four counts of aggravated rape in October 2010 produced a detailed…
Geolocation
2026-04-04Ahmed Hussein-Suale was shot dead while driving in Madina, a suburb of Accra, near a specific Catholic church. Using pub…
Forensic Reasoning
2026-04-04Abdul Haq initially refused the satellite phones the CIA offered him before his mission, reportedly suspecting a specifi…
Lateral Thinking
2026-04-04Police searched the James residence swimming pool at midnight on 23 May 1998, dragging a pool stick along the bottom, an…
Lateral Thinking
2026-04-04In March 2026, the convicted hitman confessed to a separate series of bombings that targeted politicians before Hungary'…
Lateral Thinking
2026-04-04Between 2016 and 2020, an estimated 3,000 people were extrajudicially killed in counterterrorism operations in the same …
Behavioral Profiling
2026-04-04The counter-intelligence officers who interrogated Chiang Kuo-ching used a specific and unusual psychological coercion t…
Lateral Thinking
2026-04-04A foreign intelligence service kidnaps an American resident from a New York subway and flies him to a Caribbean dictator…
Cryptography
2026-04-04In 1949, an American mathematician published a paper proving that the one-time pad -- the encryption system used by Cuba…
Lateral Thinking
2026-04-04A grassroots theatre collective in Kingston, Jamaica creates a play that memorializes the victims of a catastrophic inst…
Lateral Thinking
2026-04-04The critical physical evidence that linked Philip Westh to Emilie Meng's murder was present in his home for seven years …
Lateral Thinking
2026-04-04Director Bong Joon-ho's 2003 film 'Memories of Murder' ends with detective Park staring directly into the camera after l…
OSINT
2026-04-04Between 2012 and 2018, a specific institutional failure crippled the investigation into Juliana's disappearance. What wa…
Lateral Thinking
2026-04-04In 1960, a suspect in a Finnish triple homicide arrived at a Helsinki hospital the morning after the killings with cloth…
Behavioral Profiling
2026-04-04General Mohamed Oufkir, the Moroccan interior minister who allegedly tortured and killed Ben Barka, later turned against…
Behavioral Profiling
2026-04-04A political leader dies under disputed circumstances. Within hours, the interior minister declares the death accidental …
Lateral Thinking
2026-04-04The Le Joola served as the primary transport link between Dakar and the Casamance region because overland routes were to…
OSINT
2026-04-04Using publicly available sources, identify the specific internal FLN power struggle that was unfolding in June-July 1962…
Behavioral Profiling
2026-04-04Three days before he was killed, Aung San made a personal request to Governor Rance that reveals his state of mind. He a…
Lateral Thinking
2026-04-04The freshly established Ivorian company that physically carried out the dumping across Abidjan accepted the job for $17,…
Lateral Thinking
2026-03-27South Yorkshire Police publicly declared their conclusion — that Ben Needham was accidentally killed and buried by a dig…
Lateral Thinking
2026-03-27Shannan Gilbert's disappearance in May 2010 triggered the search that discovered the Gilgo Beach victims, yet she was fo…
Lateral Thinking
2026-03-27The acquittal of Van der Vyver in 2010 left the Inge Lotz murder legally unsolved. The South African Police Service did …
OSINT
2026-03-27After the 1980 assassination, a defecting Salvadoran military officer turned over documents — including an operational n…
Lateral Thinking
2026-03-27A hair recovered from the ligatures binding one of the murdered children was subjected to mitochondrial DNA analysis and…
Behavioral Profiling
2026-03-27Nikolai Glushkov, Boris Berezovsky's closest associate and the person most publicly certain that he had been murdered, w…
Behavioral Profiling
2026-03-27Evelyn Nesbit testified for her husband's defense at the 1907 trial, describing Stanford White's assault on her in vivid…
Forensic Reasoning
2026-03-27In 1996, physician R. Michael Benitez published a clinical argument that Poe's documented final symptoms — fluctuating c…
Behavioral Profiling
2026-03-27Lucia de Berk was known for volunteering to work difficult shifts with the most critically ill patients — a pattern that…
Lateral Thinking
2026-03-27Estemirova was abducted at 8:30 in the morning from a street in central Grozny — a city in 2009 under the saturation sec…
Lateral Thinking
2026-03-26Peggy Swinney was the only witness who could directly implicate Youell Swinney, but her testimony was legally unusable. …
Lateral Thinking
2026-03-26Joseph Zarelli's biological parents were identified and their names publicly released in 2023. Both were already dead. N…
Lateral Thinking
2026-03-26Ness's 1938 shantytown raid produced zero arrests related to the torso murders and was widely criticized as a civil libe…
Lateral Thinking
2026-03-26The alleged drug trafficking network connected to the Ives-Henry case has been linked to a DEA informant and Medellin Ca…
Lateral Thinking
2026-03-26The Springfield Three case is unusual because it presents an inversion of the standard cold case problem: investigators …
Lateral Thinking
2026-03-26Florence Pritchett Smith, Kilgallen's close friend who reportedly held a copy of the manuscript as a safeguard, died two…
Lateral Thinking
2026-03-26When the elevator footage was released by the LAPD, it had been altered from its original recording speed. Many viewers …
Lateral Thinking
2026-03-26Some investigators of the Villisca murders, most notably detective James Newton Wilkerson, argued that the crime was not…
Lateral Thinking
2026-03-26Arthur Stanley Brown died in October 2021 at age 96, reportedly just as investigators were preparing to charge him. Work…
Lateral Thinking
2026-03-26The Axeman attacks fell almost exclusively on Italian-American grocery owners. This pattern closely resembles the docume…
Lateral Thinking
2026-03-26The FBI's hydraulic and tidal modelling of San Francisco Bay on the night of June 11 to 12, 1962 concluded that the esca…
Lateral Thinking
2026-03-26George Sodder's coal transport trucks, which had been operational earlier that day, both failed to start during the fire…
Behavioral Profiling
2026-03-26The Hinterkaifeck case presents a behavioral profile that sits in contradiction with itself. On one axis: the killer dem…
Forensic Reasoning
2026-03-26The professional operational signature of Dando's murder — contact shot, no cartridge case, no witnesses to approach or …
Lateral Thinking
2026-03-26DCS John du Rose wrote in his 1971 memoir that the murders stopped because his prime suspect committed suicide shortly a…
Lateral Thinking
2026-03-26Marshall's auxiliary log entries for December 12–15 describe the keepers in states of visible emotional distress — prayi…
Lateral Thinking
2026-03-26In 2019, the Vatican formally reopened its investigation into Emanuela's disappearance, and in 2023 it disclosed documen…
Lateral Thinking
2026-03-26Peter Bergmann's post-mortem established cardiac failure as the cause of death — not violence, not poisoning, not drowni…
Lateral Thinking
2026-03-26Perkin Warbeck appeared in 1491 claiming to be Richard of Shrewsbury, the younger prince. European monarchs including Ch…
OSINT
2026-03-26Belgium's statute of limitations on murder is thirty years. The final Brabant attacks occurred in November 1985. Investi…
Behavioral Profiling
2026-03-26Hitler exercised extraordinary control over Geli Raubal's life in the two years before her death: forbidding her from tr…
Lateral Thinking
2026-03-26Edward Lee Bedwell confessed to the Grimes murders, was arrested and charged, and was ultimately released when his confe…
Lateral Thinking
2026-03-26The Somerton Man's clothing had every label removed, he died from an unidentifiable poison, and he carried a cipher in a…
Lateral Thinking
2026-03-26When Asmat witnesses described the white swimmer who came ashore, they reportedly mentioned two specific physical detail…
Forensic Reasoning
2026-03-26The bullet that killed William Desmond Taylor entered his back at an upward angle, and the caliber matched a .38 pistol …
Lateral Thinking
2026-03-26The Rui Pedro case and the Casa Pia scandal — which erupted in Portugal in 2002 — are frequently discussed together as e…
OSINT
2026-03-25General Vasil Kotsev was convicted of destroying ten volumes of DS material related to the Markov case and sentenced to …
Lateral Thinking
2026-03-25The coroner and the Metropolitan Police reached opposite conclusions about Williams's death. The coroner's verdict was u…
Behavioral Profiling
2026-03-25The positioning of Matute Johns's remains on the Biobío riverbank was inconsistent with accidental drowning. What specif…
OSINT
2026-03-25Between 2006 and 2010, investigators collected millions of telephone records covering calls made in and around La Plata …
Behavioral Profiling
2026-03-25Three distinct groups had financial or reputational incentives to perpetuate the story of L'Inconnue de la Seine regardl…
Lateral Thinking
2026-03-25Bruce McArthur worked as a travelling sock and underwear salesman across Eastern and Northern Ontario from 1978 to appro…
Lateral Thinking
2026-03-25Forensic expert Mun'im Idris estimated the dismemberment required three to four hours and was done by multiple perpetrat…
Behavioral Profiling
2026-03-25The alleged intermediary who hired the hitman was arrested in 2015 after fleeing to China and Australia. He was held in …
Lateral Thinking
2026-03-25The Isdal Woman's mitochondrial DNA belongs to haplogroup H24, associated with Southeastern European or Near Eastern mat…
Behavioral Profiling
2026-03-25Howard Wilkinson filed an internal whistleblower report to Danske Bank's executive board in December 2013 with a subject…
OSINT
2026-03-25Using only publicly available sources, identify the single named individual from the February 6, 1982 meeting documented…
Lateral Thinking
2026-03-25A journalist-spy is killed by the security service of a country that has just switched from Soviet to American alignment…
OSINT
2026-03-25Researchers who favor the nerve agent hypothesis point to Novichok development and testing as a plausible explanation fo…
Lateral Thinking
2026-03-25Forensic palynologist Dallas Mildenhall found two-pored grass pollen on Mellory Manning's clothing and in her nasal pass…
Geolocation
2026-03-25A mobile VOR beacon placed in the Lebombo Mountains near Mbuzini is intended to divert a Tu-134 approaching from the nor…
Behavioral Profiling
2026-03-25Criminal profilers have long noted that the Zodiac's behavior at the Lake Berryessa attack on September 27, 1969 represe…
Behavioral Profiling
2026-03-25During the TRC amnesty process, operatives from the apartheid-era covert assassination unit confessed to numerous killin…
OSINT
2026-03-25Ana Mendieta arrived in the United States as a child through a covert Cold War program that relocated approximately 14,0…
Lateral Thinking
2026-03-25During the investigation, a woman from Krokom who had been seen with Lundblad declined to provide her boot size and her …
OSINT
2026-03-25In September 2021, South Yorkshire Police arrested two men in connection with Andrew Gosden's disappearance. They were a…
OSINT
2026-03-25The CBI's first team concluded three servants were responsible but filed a closure report citing insufficient evidence. …
Forensic Reasoning
2026-03-25The woman's aviator jacket that wrapped the children's remains is preserved in VPD evidence storage and could potentiall…
Behavioral Profiling
2026-03-25The Belgrade thallium poisonings targeted regime insiders rather than opposition figures. In terms of the power dynamics…
Behavioral Profiling
2026-03-25Dr. Wijewardena had submitted a grant application three weeks before his death, accepted a conference invitation for Nov…
Lateral Thinking
2026-03-25One of Yoshiko's running shoes was missing and never found — not on the embankment path, not at the mountain site, not a…
Behavioral Profiling
2026-03-25Hafez al-Assad intervened militarily in Lebanon in 1976 against Jumblatt's LNM-Palestinian alliance rather than in suppo…
OSINT
2026-03-25In 2013, the Italian Supreme Court of Cassation upheld a civil ruling ordering the Italian government to pay compensatio…
Behavioral Profiling
2026-03-25Only the victim's skin was ever recovered — no bones, organs, or other tissue. The skin was disposed of in the river whi…
Behavioral Profiling
2026-03-25The Russian embassy took a specific legal action that permanently prevented independent forensic determination of how Ki…
Forensic Reasoning
2026-03-25Witnesses testified that photographs of Marita's body exist at an unidentified clinic, reportedly taken around 2004. If …
OSINT
2026-03-25The solution to prevent future limnic eruptions at Lake Nyos involves a simple but effective engineering approach instal…
OSINT
2026-03-25The prosecution's theory connected De Mauro's murder to a broader campaign of political destabilization in Italy that be…
Behavioral Profiling
2026-03-25Among the items found aboard the Joyita, one object suggested that a violent or medical emergency had occurred during th…
Behavioral Profiling
2026-03-25Joanne Lees stated she hid in the scrub for approximately five hours while her attacker searched for her. Given that the…
Lateral Thinking
2026-03-25The Court of Cassation in 2005 acquitted all defendants while declaring it 'historically established' that neo-fascists …
OSINT
2026-03-25The Radio Haiti archive — containing decades of broadcasts by Dominique and others — was preserved outside Haiti after t…
Behavioral Profiling
2026-03-25The suspect convicted of Martínez's murder provided details in his confession that he could not have known without being…
Behavioral Profiling
2026-03-25Sells is classified as a specific type of serial offender whose geographic mobility made traditional law enforcement pat…
Forensic Reasoning
2026-03-25China's legislative response to the Wang Yue case culminated in a specific article of law passed in 2017 that provides l…
Behavioral Profiling
2026-03-25The blue envelope handed to Wilson was empty and bore the name 'Paul.' Wilson showed it to his wife, expressed confusion…
Behavioral Profiling
2026-03-25John Ward spent nearly two million pounds and made over one hundred trips to Kenya investigating his daughter's murder. …
OSINT
2026-03-25Bobby left his apartment at 3 AM on July 18, 1966, and was found dead at 5 PM — a gap of fourteen hours. The LAPD never …
Lateral Thinking
2026-03-25The first mate McLellan complained in Barbados about two specific grievances against Captain Wormell. One was that Worme…
Lateral Thinking
2026-03-25The initial police investigation concluded in just ten weeks that Daniel was kidnapped by mistake. The investigation int…
Behavioral Profiling
2026-03-25The civil lawsuit against Kerr-McGee resulted in a $10.5 million jury verdict, but Kerr-McGee later settled for $1.38 mi…
Lateral Thinking
2026-03-25On the night of her disappearance, Katrien made a phone call from a cafe to an unknown person. The identity of this pers…
OSINT
2026-03-25The name 'Robert' and the date 'March 3' were written on Chad's hand. Chad claimed to be doing undercover drug work. If …
OSINT
2026-03-25After Nigeria's return to civilian rule, a human rights commission was established to investigate abuses under military …
Behavioral Profiling
2026-03-25Bravo's criminal activities were not publicly discussed within the wrestling industry for decades due to a professional …
Forensic Reasoning
2026-03-25In 2019, a deceased person of interest was cleared through DNA evidence recovered from the crime scene. What two critica…
Behavioral Profiling
2026-03-25The total contract price to assassinate Garcia-Esperat was 120,000 Philippine pesos. At the 2005 exchange rate, this con…
Lateral Thinking
2026-03-25The body recovery site near Turner Bend is accessed via a network of unpaved forest roads that are not on standard maps.…
Behavioral Profiling
2026-03-25The U.S. Attorney's Office convened a specific type of legal proceeding during the investigation that is typically used …
Lateral Thinking
2026-03-25Levar reported death threats to Croatian police, who took no protective action. His movements and schedule were known to…
Lateral Thinking
2026-03-25Gricar's laptop hard drive was physically separated from the computer before both were disposed of in the river. If the …
OSINT
2026-03-25Sandra spent twenty-one days in a coma at a Madrid hospital before dying. What alternative source of medical records mig…
Lateral Thinking
2026-03-25The Iranian court convicted a single FATA agent and imposed a specific combination of punishments that reveals how the j…
Behavioral Profiling
2026-03-25Shimoyama told his driver to 'wait five minutes' before entering Mitsukoshi. If he intended suicide, this instruction is…
Behavioral Profiling
2026-03-25The Lao government chose to disappear Sombath rather than formally arrest and prosecute him, despite having broad nation…
Forensic Reasoning
2026-03-25Galya Tannenbaum died of cyanide poisoning in the locked psychiatric ward of the Colorado State Hospital. The cyanide sh…
Lateral Thinking
2026-03-25Three members of the Janus family died from the same bottle of contaminated Tylenol — Adam Janus first, then his brother…
Lateral Thinking
2026-03-25Mumcu's research files were seized by police after his assassination. His colleagues said he was close to publishing a m…
OSINT
2026-03-25The UpStairs Lounge required patrons to buzz in through a locked ground-floor door. The fire was set in the stairwell be…
Behavioral Profiling
2026-03-24An investigator reviewing archived San Francisco Police Department case files and Bay Area newspaper archives from 1974 …