Sky History 2 HD Today

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

Experts follow the trail of the elusive order of the Knights Templar - believed to have located and seized the Ark of the Covenant centuries ago

Documentary focusing on the Mary Celestia wreck, imperial relics from Iraq, a medieval man's remains and lost artefacts reshaping Native American history

Musketoon Operation, a daring, commando raid on a German-held electricity generating station at Glomfjord in Norway, carried out by British and Norwegian commandos in 1942

Operation Raincoat, a 1943 mission conducted in Italy to break through the German defence line and open the way to and liberate Rome

The eight artists are challenged to make a light fixture using techniques such as colour wrapping, hot sculpting and making bubbles with baking soda

The seven contestants put their skills into making a glassy robot prototype that can preform chores and tasks

The story of an unidentified man, dubbed DB Cooper, who hijacked a Boeing 727 aircraft in United States airspace between Portland and Seattle in 1971

A grim discovery in a Swedish lake reveals shocking ancient practices and the fossil of a previously unknown mammal is found in the Canadian Arctic

Photographs illustrate how the barely inhabited Australian Outback seems to light up like a network of vast cities when viewed from space

A look at what it was really like to live and survive during one of the most devastating conflicts the world has ever seen

How, between September 1940 and November 1941, things intensified as Nazi Germany exerted its dominance over Europe

The idea that aliens may have given human brains incredible untapped abilities. Experts ask whether harnessing these hidden powers could spark the next step in man's evolution.

Experts question the link between divine substances and extraterrestrials, wondering if the 'food of the gods' really has been sustaining Earth's alien visitors

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

Archaeologists conduct a dig at Auckland Castle in Co Durham, which 700 years ago was home to a group of power-crazed bishops who behaved more like warriors than religious leaders

Rick Edwards and Beau Ouimette investigate search for clues as to where Bonnie Prince Charlie crossed the River Nairn as he fled the Battle of Culloden in 1746

The story of an unidentified man, dubbed DB Cooper, who hijacked a Boeing 727 aircraft in United States airspace between Portland and Seattle in 1971

A grim discovery in a Swedish lake reveals shocking ancient practices and the fossil of a previously unknown mammal is found in the Canadian Arctic

Photographs illustrate how the barely inhabited Australian Outback seems to light up like a network of vast cities when viewed from space

A look at what it was really like to live and survive during one of the most devastating conflicts the world has ever seen

Science and the supernatural, focusing on the discovery of the 'fairy coffins' - 17 miniature coffins containing carved figures located in Edinburgh in 1836

At Mexico City's Templo Mayor, archaeologists uncover a 15th-century tower of 600 skulls, revealing new insights into Aztec sacrifice and ritual

The idea that aliens may have given human brains incredible untapped abilities. Experts ask whether harnessing these hidden powers could spark the next step in man's evolution.