Objets impossiblesConteste
The Piri Reis Map: What a 1513 Fragment Really Shows — and What It Doesn't
An Ottoman admiral's torn map, found in a palace in 1929, became famous for supposedly showing Antarctica before the ice. The real story is less alien — and far more interesting.
Lieux enigmatiquesDocumente
Stonehenge: The Questions Five Thousand Years Have Not Answered
Laboratories can now name the exact woods and the distant Scottish basin the stones came from. Why they were dragged across Britain — and how — remains open.
Chiffres non resolusDocumente
Cicada 3301: The Internet's Hardest Puzzle Never Revealed Its Maker
In January 2012 an anonymous image on 4chan promised to find "highly intelligent individuals." Three global puzzle hunts later, a runic book remains unread — and nobody knows who was asking.
Chiffres non resolusDocumente
Ten Letters in a Garden: The Shugborough Inscription No One Can Read
For over 250 years, a short row of letters carved on an English garden monument has defied every attempt at decipherment - reportedly including Darwin and Dickens, and certainly the codebreakers of Bletchley Park. Eight letters may be too few ever to prove any answer right.
Signaux et sonsConteste
Havana Syndrome: The Invisible Illness That Split American Intelligence
In late 2016, US diplomats in Cuba began reporting a sound no one else could hear, followed by symptoms no one could explain. Nearly a decade later, the government's own experts still cannot agree on what happened.
Signaux et sonsDocumente
Skyquakes: The Cannon Fire That Comes From a Clear Blue Sky
For centuries, coastal communities from Bengal to Belgium to the Carolinas have heard artillery booms with no guns, no storms and no aircraft in sight. Modern seismometers have ruled out the ground — and deepened the puzzle.
Morts inexpliqueesDocumente
The Spy in the Bag: The Death That Britain Ruled Two Ways
A GCHQ codebreaker was found padlocked inside a sports bag in his own bath. A coroner said he was probably killed. The police said he was probably alone. Both cannot be right.
Signaux et sonsResolu
The Bloop: The Ocean's Loudest Mystery and the Ice That Solved It
In 1997, hydrophones picked up a sound in the South Pacific louder than any known animal. For years it fed dreams of sea monsters. The real answer came from Antarctica.
Des personnes sans nomResolu
The Boy in the Box: Sixty-Five Years Without a Name
In 1957 Philadelphia mailed 400,000 flyers carrying a dead child's face — and no one said his name. In 2022 DNA finally did. Who killed Joseph Zarelli is still an open file.
Disparus sans laisser de traceDocumente
The Thai Silk King Who Walked Into the Jungle and Never Came Back
On Easter Sunday 1967, Jim Thompson left his cigarettes and his pills on the table and stepped out of a Malaysian hill cottage for a short walk. More than 500 searchers, helicopters and a celebrity psychic found nothing. Nearly sixty years later, not a bone, a button or a bank withdrawal has ever surfaced.
Des personnes sans nomDocumente
Jerome of Sandy Cove: The Man Who Refused to Speak for Fifty Years
In 1863 a young man with both legs freshly amputated was left on a Nova Scotia beach. He lived another forty-nine years among strangers and almost never said a word.
Des personnes sans nomDocumente
Peter Bergmann: The Man Who Erased Himself Before He Died
In June 2009 a polite stranger with a German accent spent four days in Sligo, Ireland, methodically deleting every trace of who he was. Then he was found dead on a beach. He has never been identified.