A new effort is underway to uncover evidence that could help solve the infamous 50-year-old hijacking case.
Cases of unexplained illness among US diplomats are now being investigated by the authorities in Austria.
Drawn by the Maestro himself, the small sketch of a bear's head has sold for a record-breaking sum.
Scientists are still investigating exactly what flattened part of the Siberian wilderness back in 1908.
This month marks the 455th anniversary of the death of one of history's most prolific astrologers and seers.
Many thousands of racing pigeons have disappeared without a trace after setting off from Peterborough.
The final two ciphers created by the notorious serial killer may have been solved by an amateur codebreaker.
A young girl buried in a European cave centuries ago was discovered with the head of a finch in her mouth.
Why do some people report seeing their life flashing before their eyes during a near-death experience ?
A short audio clip of a football crowd chanting over and over has proven rather difficult to interpret.
A woman who had been looking for her cat found a mysterious hole with a strange drawing hidden inside it.
Previously unseen video footage has been helping scientists learn more about the fate of the airship.
Directed energy attacks (or 'Havana Syndrome') are far more widespread than had been previously reported.
A message-in-a-bottle found washed up on a beach in Canada may have come from the ill-fated vessel.
The pilot of the doomed airliner may have attempted to leave 'false trails' and hide the plane's true trajectory.
Two cases of what has become known as 'Havana syndrome' are being investigated by federal agencies.
A motorist recently captured dashcam footage of a child-like figure that appeared in the middle of the road.
A woman who was about to buy a red coat from a charity shop found a rather unnerving note inside its pocket.
An eerie masked individual has been captured on security camera in a South Carolina neighborhood.
Social media users were left perplexed last week when the US StratCom account published a bizarre message.