Several witnesses claim to have had an encounter with what has been described as a growling bipedal creature.
Forensic experts explain what we do know about MH370's disappearance and why its whereabouts remain so elusive.
The peculiar incident saw rider Karl Siao Dagus seemingly ride straight through a mystery figure in the road.
Four years on from the appearance of several mysterious monoliths, another has suddenly shown up on a Welsh hill.
Researchers have solved the mystery of whether or not Spinosaurus was adept at pursuing its prey underwater.
The banging sounds were picked up during the search for the Titan submersible which went missing last year.
The phenomenon, which looks like someone has punched holes in the cloud cover, had puzzled scientists for decades.
A fishing crew has reportedly recovered what is thought to be the remains of another spy balloon in the waters off Alaska.
NORAD has been tracking an unknown high-altitude balloon that was first spotted on Friday.
The grisly and unnerving discovery left local authorities scratching their heads.
The enigma began when a lone stingray inexplicably became pregnant despite no other stingrays being present.
A radio station in Jasper was silenced earlier this month when its radio tower mysteriously disappeared overnight.
During Word War II, pilots on both sides reported witnessing strange phenomena in the skies over Europe and beyond.
A peculiar metallic sphere found by a family in Florida 50 years ago sparked claims that it could be an alien device.
We're willing to bet that there's at least one show on this list that you are not familiar with.
The enormous Aldabra giant tortoises were found dumped in Ashclyst Forest, north of Exeter.
Back in September 2023, millions of bees mysteriously wound up dead in a single night at a sanctuary in California.
Scientists have conducted a new analysis of the pint-sized mummies to determine what they are made of.
For centuries, the whereabouts of the celebrated astronomer's final resting place had remained a mystery.
Here we take a look back at our most popular general mystery stories from the last twelve months.