Sky History 2 HD Friday

Experts investigate whether the US military has a secret space programme, as well as evidence suggesting alien races have been in conflict for millennia

Experts question whether the facts of Earth's alien past could be buried in areas that - thanks to warfare or instability - are presently off-limits to exploration

More than 4,000 years old, the pyramids of Egypt are celebrated architectural marvels, however no one fully understands how they were built, or why

The events of 1944, when the USS Enterprise led the Carrier Task Force in a charge through the Pacific, hammering the enemy bases at Kwajalein and Truk Lagoon

Investigating unusual patterns in an English field that could be an alien message, and a secret military facility in the Nevada desert

Experts investigate whether the US military has a secret space programme, as well as evidence suggesting alien races have been in conflict for millennia

Experts question whether the facts of Earth's alien past could be buried in areas that - thanks to warfare or instability - are presently off-limits to exploration

Part two of two. In 1171, Henry II arrived to take control of Ireland, and granted land there to settlers from Britain. Cutting-edge science reveals their fascinating lives

In London, Andy McGrath visits Britain's oldest shop and the inspiration for Alice in Wonderland's Mad Hatter

Hamilton examines Nazi badges that were sold to raise money for the poor, and some silver bullion bars found close to a concentration camp in Poland

The events of 1944, when the USS Enterprise led the Carrier Task Force in a charge through the Pacific, hammering the enemy bases at Kwajalein and Truk Lagoon

A baby shark develops an eerie, humanlike face. Meanwhile, a possible alien invasion takes place over Lake Superior

A potential real-life Iron Man is spotted flying through the skies of Los Angeles, while aliens set up base at the North Pole

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

Exploring reports of sinister flying objects that were allegedly seen above secret military bases during the Cold War

Decoding ancient Mayan texts, a physicist predicts a cataclysm will destroy the world. Plus, a Nasa scientist makes an incredible alien discovery

The tale of the mysterious Mothman. Plus, the mystery blob-like creature that washed up on the shores of Newfoundland, Canada, in 2001

More than 4,000 years old, the pyramids of Egypt are celebrated architectural marvels, however no one fully understands how they were built, or why

How, when a haunted attractions owner took on an empty hospital complex, he felt the wrath of its spirits. Plus, the Grim Reaper-like figure seen by a nurse in a New York care home

Experts investigate whether the US military has a secret space programme, as well as evidence suggesting alien races have been in conflict for millennia

Experts question whether the facts of Earth's alien past could be buried in areas that - thanks to warfare or instability - are presently off-limits to exploration

Alice Roberts visits archaeological digs around the country, beginning with a Roman-themed edition focusing on the skeletons of 97 babies found beside the Thames

Helen Skelton and Alex Langlands explore the history of Stonehenge, examining the stones that make up the structure, their acoustic properties, and how they were transported

Exploring reports of sinister flying objects that were allegedly seen above secret military bases during the Cold War

A baby shark develops an eerie, humanlike face. Meanwhile, a possible alien invasion takes place over Lake Superior

A potential real-life Iron Man is spotted flying through the skies of Los Angeles, while aliens set up base at the North Pole