In September 1971, a mysterious glowing green object in the sky over a UK city caused quite a commotion.
The history of this infamous chemical weapons research facility is as intriguing as it is disturbing.
An intriguing new documentary is set to delve deep into the mystery of the UK's most famous UFO incident.
The ring, which was described as 'red and hot' at the time, crashed into Kenya's Mukuku village on December 30th.
The UK's Ministry of Defence was recently asked to clarify its policy on reporting and classifying UFO sightings.
The unmanned aerial vehicles have been spotted multiple times over three bases in the last week.
Known as Skynet-1A, the satellite was launched in 1969 just a short time after Apollo 11 landed on the Moon.
The late duke, who was fascinated by the topic of alien visitors, was reportedly poised to meet up with one.
Back in 1979, the body of an unidentified man washed up on the shores of the UK, sparking a decades-long mystery.
Prominent Slovakian politician Lukas Machala is reportedly no stranger to conspiracy theories.
A former British Special Forces paratrooper claims that the UK military captured a crashed alien spacecraft in the 1980s.
The men, who had been operating a reconnaissance drone, spotted a wide, thin disc hovering in the distance.
Scientists have found a way to reliably tell the difference between a natural earthquake and an underground nuclear explosion.
Scientists in the UK have discovered what appears to be a gargantuan ring-shaped structure far off in space.
A prison often described as one of the most haunted locations in the UK will be closing its doors in the new year.
A surprising number of Brits believe that there is a ghostly presence in their home, according to a new poll.
The first series investigated the mysterious events surrounding one of the UK's most haunted buildings.
The memo concerned the shooting down of a UAP over Canada's Yukon Peninsula earlier this year.
Cathy and Roy Aukamp got quite a surprise when they began renovating the walls of their basement.
Researcher of conservation Egil Droge takes a look at the science behind stories of 'alien' big cats in the UK.