NORAD has been tracking an unknown high-altitude balloon that was first spotted on Friday.
A radio station in Jasper was silenced earlier this month when its radio tower mysteriously disappeared overnight.
A peculiar metallic sphere found by a family in Florida 50 years ago sparked claims that it could be an alien device.
An undersea mapping firm has captured a sonar image that is thought to show the late aviator's plane.
Here we take a look back at our most popular general mystery stories from the last twelve months.
The iconic 90s show introduced millions to the world of shadowy government conspiracies, UFOs and weird creatures.
An Australian fisherman has come forward to reveal that he had discovered the wing of a commercial airliner.
The legendary Ghostbusters actor and paranormal enthusiast is hosting a new show about strange but true events.
A man who had been staying at a hotel uncovered something rather disturbing at the back of one of the wardrobes.
Investigators may have found a rather sinister explanation for a spate of alleged 'alien' attacks on a remote village.
The enigma was first brought to light when a hunter found what appeared to be a crashed plane in British Columbia.
Michael C. Barnette is a diver and marine biologist who has spent years diving in the infamous region of the Atlantic.
A real-life version of Stephen King's terrifying killer clown Pennywise has been leaving red balloons all around Skelmorlie.
The victim of a robbery sought the assistance of a witch doctor to help get her stolen money back.
Everything from Bigfoot to UFOs will be explored as part of the popular mystery show's fourth season.
The tree, which had stood for centuries, was felled recently, leaving authorities to ponder who had done it and why.
These mysterious circular-shaped patches of ground are starting to appear at sites all over the world.
Researchers have found what could be evidence of Earhart's plane under the sea near Nikumaroro.
An individual thought to have been living wild for years has been sighted by people hiking in the region.
One geoscientist has attempted to find out where the plane came down by analyzing barnacles stuck to the debris.