Sky History 2 Tuesday

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

The search for the Lost Dutchman’s Mine, the most renowned gold mine in the Old West. The quest has lured many to their doom in their pursuit of its hidden wealth

Military historian Stephen Bull tests the three most significant weapons of the sea and explores whether the subsonic torpedo could rule the waves in the future

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

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

Beau Ouimette and Rick Edwards take on the River Wear, seeking artefacts spanning Durham's rich past from the 1200s reign of Edward I, shedding light on the history of the city

On a walk across medieval monarch's King John's stamping grounds of Sherwood Forest and the Peak District, Tony Robinson discovers he was a man plagued by crises

Investigating the origins of Medusa, who, according to mythology, could turn anyone who looked at her into stone, and examining her connection to human corpses in the real world

Military historian Stephen Bull tests the three most significant weapons of the sea and explores whether the subsonic torpedo could rule the waves in the future

An examination of glowing lights seen above Marfa, Texas, assessing whether they are a natural or supernatural phenomenon. Plus, a goat spotted walking like a human

An exploration of an atomic tomb, multi-million dollar wacky races and a vision of the countryside on fire

Former staff of top-secret facility Hangar 18 in Dayton, Ohio, reveal stories of mysterious activity at the base, including alien bodies, flying saucer debris and cryonic chambers

Part two of two. On the orders of Hitler, more than 5,000 slave labourers were shipped to Alderney to build a series of fortifications designed to protect the island from attack

The motivations leading people to spy against their own nations. As notorious cases demonstrate, they tend to fall into one of four categories

The search for the Lost Dutchman’s Mine, the most renowned gold mine in the Old West. The quest has lured many to their doom in their pursuit of its hidden wealth

An analysis of the remains of a Portuguese ship that disappeared in 1533 on a voyage to India, apparently found in the Namibian desert

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

Beau Ouimette and Rick Edwards take on the River Wear, seeking artefacts spanning Durham's rich past from the 1200s reign of Edward I, shedding light on the history of the city

Andy McGrath explores Devon's pre-history in an ancient cavern and takes a crime-through-time tour of Dartmoor's prison museum

Former staff of top-secret facility Hangar 18 in Dayton, Ohio, reveal stories of mysterious activity at the base, including alien bodies, flying saucer debris and cryonic chambers

An examination of glowing lights seen above Marfa, Texas, assessing whether they are a natural or supernatural phenomenon. Plus, a goat spotted walking like a human