TV Guide Blaze Sunday

The question of the identity of Jack the Ripper has baffled police investigators, historians and armchair detectives for over a century, even with countless media offering their own unique take on the killer's identity

The Detroit family pawn shop opens its doors on dodgy sellers, angry dealers, staff rifts and everything from a gynaecologist's table to an elephant's skull

Millions of years ago Mars, aka the Red Planet, had a lot in common with Earth, but it's now a desert wasteland. Do the doorways recently discovered on the planet's surface lead to an existential lesson for mankind?

UFOs have been caught on camera across America, yet that nation's government denies the existence of extraterrestrial life. Recent news of a secret UFO programme may reveal shocking evidence of what the military has known for decades

Thousands of UFO sightings are reported every year, along with terrifying abductions and other bizarre occurrences. This series examines these accounts and explores recently declassified top secret UFO files, casting new light on historic cases

In January 2008, a shadow was cast over the town of Stephenville, Texas, when a UFO passed overhead at supersonic speed. The event was witnessed by scores of stunned locals who remain desperate for answers on what exactly they saw that winter's evening. Craig and space journalist Sarah Cruddas talk to eyewitness private pilot Steve Allen who was with friends when he saw a vast UFO passing overhead at a speed estimated to be 2,000mph. He describes the craft as having an array of bright, high-intensity lights at its rear - and pursued by two US Air Force F16 fighter jets. The team discovers that the US military, who initially denied any knowledge of this event, changed their story in the weeks following the incident, adding fuel to the theory that there could be a high-level cover-up

Staff and patients recount when a shadowy specter follows a doctor home, a patient is tormented by evil entities and a swami healer frees a dying woman from the dark forces possessing her