SkyHistory2HD Experts open previously off-limits files in a bid to answer some of the most mysterious questions surrounding UFOs and extra-terrestrial life. 2026-08-14 Thousands of UFO sightings and abductions are reported every year. This series examines these accounts and casts new light on historic cases. 2026-08-14 Thousands of UFO sightings and abductions are reported every year. This series examines these accounts and casts new light on historic cases. 2026-08-14 Thousands of UFO sightings and abductions are reported every year. This series examines these accounts and casts new light on historic cases. 2026-08-14 The ex-wife and former friends of Colin Ireland cast new light on the psyche of the Southend serial killer who terrorised the London gay scene in 1993. 2026-08-14 Experts explore the disappearance of civilisations throughout time and across the globe. Could clues left in their wake point to an otherwordly explanation. 2026-08-14 Experts investigate ancient man's apparent obsession with building pyramids, and whether extra-terrestrials may have helped with their construction. 2026-08-14 In 1917, three young shepherd children from Fatima, Portugal, claimed to be instruments of divine prophecy. Was there truth to their allegations. 2026-08-14 Each episode explores three artefacts drawn from museum collections, private archives and Bruce's own unrivalled holdings. 2026-08-14 Each episode explores three artefacts drawn from museum collections, private archives and Bruce's own unrivalled holdings. 2026-08-14 Witnesses and terrorism experts revisit May 2013, when soldier Lee Rigby was murdered by two religious extremists near his barracks in Woolwich. 2026-08-14 Experts explore the disappearance of civilisations throughout time and across the globe. Could clues left in their wake point to an otherwordly explanation. 2026-08-14 Experts investigate ancient man's apparent obsession with building pyramids, and whether extra-terrestrials may have helped with their construction. 2026-08-14 Did our ancestors believe they were cursed? Professor Alice Roberts explores historic cataclysmic events such as wars and floods to dispel the myths. (1 of. 2026-08-14 Did our ancestors believe they were cursed? Professor Alice Roberts explores historic cataclysmic events through a scientific lens to dispel the myths. (2 of. 2026-08-14 Did our ancestors believe they were cursed? Professor Alice Roberts explores historic cataclysmic events such as wars and floods to dispel the myths. (3 of. 2026-08-14 Did our ancestors believe they were cursed? Professor Alice Roberts explores historic cataclysmic events such as wars and floods to dispel the myths. (4 of. 2026-08-14 Did our ancestors believe they were cursed? Professor Alice Roberts explores historic cataclysmic events such as wars and floods to dispel the myths. (5 of. 2026-08-14 Experience stunning animal spectacles: soaring over northern nomads, Pacific giants, a US pig stampede and fierce ocean predators. 2026-08-14 An out-of-this-world look at ten of the most fascinating alien encounters ever. 2026-08-14 In 1944, D-Day pierces the Atlantic Wall, as Operation Bagration crushes the Wehrmacht in the East. The fall of the Third Reich begins. 2026-08-14 The prime suspect of a gruesome triple homicide, wax sculptor Robert Irwin sold his story to finance his defence and escape the death penalty. 2026-08-14 With a double indemnity insurance policy on her husband's life and a lover as an accomplice, what can go wrong with Ruthie Brown's plan to stage a murder. 2026-08-14 Experts explore the disappearance of civilisations throughout time and across the globe. Could clues left in their wake point to an otherwordly explanation. 2026-08-14