Sky History 2 HD Today

Giorgio Tsoukalos draws on evidence from past series as he asks whether extra-terrestrials could have introduced the Greeks and Egyptians to electricity

Experts scrutinise the paintings, journals and technical drawings of Leonardo Da Vinci to establish whether they hide evidence of extra-terrestrial beings

Investigations into the possibility that sightings of alien beings or UFOs may actually be evidence of time travellers from the future

Garth Barnard investigates how thousands of soldiers during the Second World War died in catastrophic air accidents and tragic training crashes

New discoveries reveal terrifying evidence of the cyclops, a one-eyed cannibal that could have been more than just a fictional invention

Experts unseal the truth about the potential aliens living and working among humans

Experts investigate the mystery of the Solway Firth Spaceman - a spacesuit-cladded figure who appeared in a photograph taken in Cumbria

A high-speed train crash in Spain, an out of control cruise liner in Venice, a military air crash in Afghanistan, and the Deepwater Horizon oil spill

A voyage through a world of historical adventure, exploring hidden rooms and underground gardens that were never meant to be seen by the public

Events of 1933 and 1934 when President Hindenburg signed a decree in 1933 that suspended freedom of speech and the first concentration camps for political opponents were set up

The Waffen-SS, a military elite intended to attract the best German soldiers. Masqueraded as military excellence, the reality was very different

A man finds his inner beast to scare a bear away. Boaters run for their lives from an erupting volcano, while a freak dust storm wreaks havoc

A seal finds an eight-legged weapon, a dog rescues a drowning deer, while a town crumbles into the sea

Nasa footage of reported UFOs and alien presence, with comment from former Apollo astronaut Edgar Mitchell, and ex-Nasa contractor Donna Hare

An examination of Hitler's almost daily injection of opioids and methamphetamines and their impact on his murderous regime and his character

Investigating the Tibetan Book of the Dead, the funerary text that purports to describe the experience of human consciousness between death and rebirth

The Battle of Stalingrad, which is considered by many historians to be the turning point in the Second World War in Europe, where the German army was bled dry in Russia

The myriad of rumours, theories and disputed historical accounts of Adolf Hitler's sexual psychology, exploring the impact of his alleged and proven sex life on his behaviour

Garth Barnard investigates how thousands of soldiers during the Second World War died in catastrophic air accidents and tragic training crashes

Ancient astronaut theorists hunt for evidence linking Bigfoot to alien species from the distant past, and ask whether the giant ape-like creature could be an extraterrestrial

Ancient astronaut experts examine whether the minds of Einstein and Galileo could have been superhuman and explore extraterrestrial connections with the historical figures

Suggestions of cover-ups over the fact extraterrestrials with a superior knowledge of science and engineering landed on Earth thousands of years ago

Homicide detective Rod Demery and forensic scientist Turi King investigate a century-old dismembered body, found in a cave, and deduce who may have killed him

A high-speed train crash in Spain, an out of control cruise liner in Venice, a military air crash in Afghanistan, and the Deepwater Horizon oil spill

New discoveries reveal terrifying evidence of the cyclops, a one-eyed cannibal that could have been more than just a fictional invention

Experts examine the ruins left by ancient civilisations, including the Mayans, in the hope of finding evidence of extraterrestrial contact