The mystery of the alleged mummified 'aliens' unearthed in Peru seems to have taken yet another unexpected turn.
Police are investigating the circumstances surrounding the deaths of six people who drank from cups laced with poison.
A couple who had been attempting to sail across the Atlantic have been found dead in a washed up lifeboat.
The mysterious vandal had been leaving paintings of ghosts all around the Tarpon Springs area.
The men had consumed the unidentified contents of some bottles found floating off the coast of Sri Lanka.
A sword that had been lodged in solid rock for over 1,300 years has gone missing under mysterious circumstances.
High up in the Himalayan mountains lies a mysterious and macabre spectacle - a lake filled with skeletons.
Back in 1979, the body of an unidentified man washed up on the shores of the UK, sparking a decades-long mystery.
Tiny little doors, sign posts and decorations have been found in and around the New York City neighborhood.
The true purpose of the enigmatic timber circle situated along the British coastline had puzzled researchers for years.
The long-running enigma of the mystery monoliths has entered a new chapter this week.
The private jet and its passengers had vanished without a trace, leading to decades of fruitless searches.
Detecting underwater acoustic signals could provide scientists with new insights into plane crashes.
This undecipherable inscription written in an unknown language and writing system has puzzled experts for centuries.
Conservationists have been left puzzled by the discovery of an invasive species of squirrel on a Scottish island.
A huge search and rescue effort is currently underway to locate Michael Mosley who disappeared four days ago.
Questions have been raised over the vanishing of the bodies of two prominent British explorers from the mountain.
China's answer to the X-37B is doing something in Earth's orbit and nobody is quite sure what that might be.
The peculiar object had been found along a remote forest track recently in Haywood County, North Carolina.
Efforts to determine what was inscribed upon the stone, which was found in a man's patio, had proven challenging.