Sky History 2 Today

Experts investigate why so many UFOs have been spotted near remote islands, and consider whether the remote outposts could be the earthly homes of aliens

Investigations into whether the religious relic the Ark of the Covenant could hold connections to an extraterrestrial past

Theorists investigate a depiction of a stegosaurus found at Angkor Wat in Cambodia, comtemplating whether it suggest that alien species killed off the dinosaurs

Garth Barnard investigates the Turweston Wellington Collision of July 8, 1944, when two bombers collided killing 13 soldiers, before the war for them had even begun

Peter and Elroy start their archaeological excavation at Runestone Hill, Minnesota, and meet Delroy, who takes them to the cemetery where his grandfather is buried

Investigating whether hilltop spirits, which some through time have believed to inhabit mountains, could have been extraterrestrials

Experts investigate strange carvings from 8,000 BC and unexplained sightings in the New World, which could suggest there is more to the US's past than written in the history books

The catastrophic result of some of the world's worst engineering disasters caught on tape, examining their likely causes, focusing on a DC-10 aeroplane that exploded mid-flight

An eye-opening journey investigating the startling mysteries captured by satellites orbiting the Earth - from hidden worlds to unexplainable natural phenomena

Hitler's invasion of the Soviet Union on June 22, 1941. His aim was to weaken Britain in Europe and gain 'lebensraum', or living space, in the East

How the race to develop the first atomic bomb was seen as critical to secure world dominance

Experts investigate the startling mysteries captured by satellites orbiting the Earth - from hidden worlds to unexplainable natural phenomena

Garth Barnard investigates the Turweston Wellington Collision of July 8, 1944, when two bombers collided killing 13 soldiers, before the war for them had even begun

A Messerschmidt 'Gigant', the biggest aircraft to fly in the Second World War. Its wreckage was discovered by Italian divers in January 2012

Homicide detective Rod Demery and forensic scientist Turi King investigate an Iron Age victim, so well-preserved that he seems to be peacefully sleeping

The role of U-boats in the Second World War, featuring expert analysis, first-person accounts and archive footage

The role the Wrens played in preventing Dönitz’s most U-boat commanders succeed in their quest to send as many British merchant ships to the bottom of the sea as possible

Wars and conflicts are often fought under the guise of religion. Rudolph Herzog analyses how faith has been functionalised for worldly interests throughout history

Investigating whether hilltop spirits, which some through time have believed to inhabit mountains, could have been extraterrestrials

Experts investigate strange carvings from 8,000 BC and unexplained sightings in the New World, which could suggest there is more to the US's past than written in the history books

A team of scientists examines the remains of the Puma Punku temple in Bolivia in a bid to determine whether it could have been designed and constructed by extraterrestrials

Documentary considering whether the once seemingly far-fetched idea of the undead roaming the planet is actually closer to happening then previously thought possible

A team of experts investigates whether governments around the world are using weather control to incite the next global war, and possibly destroy the planet

After the successes of animal cloning, experts assess when human cloning may become possible

Experts ask if the bigfoot - a half-man, half-ape - is simply a figment of the imagination, or if he is being hidden from the public eye

Dan Jones explores the history of Dover Castle, revealing that Henry II ordered its construction partly out of guilt for the murder of Thomas Becket

The story of Travis Walton, who claims that in 1975 he was abducted and taken aboard a space ship inhabited by extraterrestrial beings