Sky History 2 Saturday

Investigations into the possibility that insects have descended from, and could have links to, extraterrestrials which landed on Earth thousands of years ago

Theorists ask whether a currently unidentified species represented in human DNA could be a result of breeding between man and alien in the distant past

Expert investigations into the possibility that reptilian aliens are more than a pop-culture creation and a favourite of works of science-fiction

The invasion of Poland by the German army in 1939, examining how Hitler succeeded in pushing through his rearmament and war plans relatively unhindered

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

Treblinka, Majdanek and Sobibor, the camps used in Operation Reinhardt, a murder campaign in which the Nazis murdered almost two million people over two months in 1942 and 1943

Investigations into the possibility that insects have descended from, and could have links to, extraterrestrials which landed on Earth thousands of years ago

Theorists ask whether a currently unidentified species represented in human DNA could be a result of breeding between man and alien in the distant past

Satellites orbiting the Earth detect a weird pattern in the Arctic ice that has strange parallels to mystery markings found on Mars

Documentary series exploring anomalies appearing on satellite images to try and get a better understanding of unexplained phenomena

How the trade in stolen antiquities and art has become a major source of income for gangs and terrorists. This episode focuses on thefts from the land of the pharaohs

In the world without humans, pythons compete with alligators for control of the Florida Everglades, and Shanghai is sunk by its empty skyscrapers

Predicting the fate of priceless artefacts such as the Mona Lisa, the Declaration of Independence and the Liberty Bell in a world without humans

The impact of Danish battle axes, Saxon shields and Norman lances on the Battle of Hastings in 1066

The shocking facts behind battles that were fought covertly. This episode focuses on events in Syria

The fanatical women who took Hitler under their wing and trained him in the methods of high society to launch him to power, only to be left behind once he achieved it

How Inca, Mesopotamian, Persian, Greek, Chinese, Egyptian, Roman and Indus civilisations all still exert deep influences on modern life. This episode focuses on agriculture

Investigations into the possibility that insects have descended from, and could have links to, extraterrestrials which landed on Earth thousands of years ago

Theorists ask whether a currently unidentified species represented in human DNA could be a result of breeding between man and alien in the distant past

Expert investigations into the possibility that reptilian aliens are more than a pop-culture creation and a favourite of works of science-fiction

Bettany Hughes focuses on the day in 32BC when Octavian stole the secret will of his most dangerous political rival, Mark Antony, paving his way to power

A look at UFO sightings, terrifying abductions and other bizarre occurrences, casting new light on historic cases

A look at UFO sightings, terrifying abductions and other bizarre occurrences, casting new light on historic cases

The city of Melbourne's long history of UFO sightings. This edition catches up with a local person to hear about their incredible UFO encounters