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.
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.
Researchers believe that they have identified the most accurate depiction of the world-famous playwright.
Over 175 years on, researchers are still trying to figure out what went wrong during the ill-fated expedition.
Newly disclosed documents have revealed what the FBI was digging for in Pennsylvania three years ago.
A new analysis of debris from the airliner has suggested that it had entered a 'death dive' before crashing.