A prominent US scientist has claimed that a human-chimp hybrid was created in a laboratory in the 1920s.
A forensic linguist has conducted a new analysis of two letters allegedly written by the killer himself.
Scientists at the University of Alberta have applied artificial intelligence to the long-running mystery.
The mystery of what happened to the three men who escaped Alcatraz in 1962 may have finally been solved.
Scientists may have finally determined what caused vast numbers of saiga antelopes to die back in 2015.
Archaeologists have found the answer to one of the Queen Anne's Revenge's most enduring mysteries.
A hidden code may have finally lifted the lid on the mysterious hijacker known as DB Cooper.
A US-based exploration firm is set to begin hunting for the whereabouts of the missing plane's wreckage.
Authorities in Russia have been attempting to determine what has been giving the snow its peculiar color.
Back in 2014, two young girls tried to kill another girl because they believed it would appease Slender Man.
Police are appealing for information after a pensioner inexplicably burst in to flames in broad daylight.
This amazing footage of Gun Lake in Canada reveals the cacophony of strange sounds made by the ice.
A growing number of old shoes have been discovered concealed inside the walls of British homes.
The mystery of who paid $450 million for Leonardo da Vinci's 'Salvator Mundi' has now been solved.
Doctors have found brain abnormalities in some of the victims of the mysterious acoustic attacks in Cuba.
The River Ouse in Cambridgeshire, England has been reportedly changing color on a regular basis.
Archaeologists discovered the artifact in Santa Barbara County, however all is not quite as it seems.
A new theory suggests that Earhart and Fred Noonan were taken prisoner in Saipan and later executed.
The deafening sounds, which have been heard in dozens of locations this year, remain unexplained.
Astrophysicist David Morrison has been repeatedly explaining to people that Nibiru doesn't exist for years.