The long-lived space probe has been sending back some unusual data and nobody can figure out why.
Paranormal investigator Candice Collins maintains that this image shows the spirit of an old man with glasses.
An alleged apparition has been caught on camera in the woods thought to have once been frequented by Robin Hood.
Figures released by a British UFO research organization have revealed an increase on previous years.
The new deck features cards based on influential real-life figures such as Whitley Strieber and Jacques Vallee.
There have been many sightings of a ghostly figure in and around Heathrow airport over the years.
A mother ended up terrified after discovering a strange face hovering behind her daughter in a playpark.
A visitor to a ruined castle in Flintshire, Wales recently captured a photograph of an unexplained figure.
The intriguing anomaly, which looks like a figure with two green orbs, was filmed at the Twa Dogs Inn, England.
YouTuber Hasan Bar Bar captured a mysterious figure on camera during his recent exploration of an old building.
A motorist recently captured dashcam footage of a child-like figure that appeared in the middle of the road.
Over 175 years on, researchers are still trying to figure out what went wrong during the ill-fated expedition.
A pair of urban explorers managed to capture an anomalous figure in an old abandoned care home.
Unsettling footage shows a mysterious, unidentified figure peering around a doorway in a woman's house.
Hundreds of elephants have been mysteriously dying in Botswana and scientists have finally figured out why.
Footage has emerged that allegedly shows two ghostly figures at the site of the Battle of Gettysburg.
A ghostly figure was recently picked up on CCTV camera at a building site in the early hours of the morning.
A number of prominent figures have weighed in on the news regarding the US government's new UFO program.
Workers in Brazil couldn't believe their eyes when they discovered a familiar figure inside a piece of wood.
A controversial figure, Jani was known for his claim that he could survive without eating or drinking anything at all.