Sky History 2 Thursday

How, over the past 20 years, thousands of potentially habitable exoplanets have been found. It has been suggested they may be home to intelligent extraterrestrial life

Experts investigate the mysterious origins of mummification and any possible influences exerted by extraterrestrials

After the successes of animal cloning, experts assess when human cloning may become possible

Experts ask if the bigfoot - a half-man, half-ape - is simply a figment of the imagination, or if he is being hidden from the public eye

The case of billionaire and collector Michael Steinhardt, who in 2021 surrendered 180 stolen relics worth around $70million and agreed to a lifetime ban on acquiring antiquities

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

Examining the notion that the forces of inspiration the ancients attributed to the gods actually emanated from an otherworldly source

Investigating cosmism - a belief that human civilization originated in the cosmos. This train of thought is widely held throughout Russia

Comedian Reginald D Hunter and Alexei Sayle peel away the thin veneer that disguises Britain's enduring class system

Victory in war doesn't just require sound military strategy, vital resources and equipment are also critical. The episode explores how the Axis powers failed in this regard

A trip from New South Wales to the Western Australia metropolis of Perth. It's one of the most isolated cities in the world but, according to locals, UFO sightings are rife

With the Civil War fully underway, President Abraham Lincoln was forced to learn how to manage a military as Commander in Chief - quickly

The achievements of Herman Lay, who took a small-time crisps business to a national scale. However, a competitor with a new kind of chip soon emerged from the shadows

At the sacrificial alter El Castillo, researchers find new evidence that could shed light on the Maya - a sacred well at Chichen Itza where thousands were deposited

Homicide detective Rod Demery and forensic scientist Turi King investigate an Iron Age victim, so well-preserved that he seems to be peacefully sleeping

The infamous Borgia family was devastated when favourite son Juan was murdered in 1497. Here, modern experts try to identify the killer

Part one of two. Archaeologists investigate the full story of how the most famous Roman leader, Julius Caesar, rose to power and the battle that took him to the brink of defeat

Part two of two. Archaeologists investigate the truth behind key moments that took Caesar to the brink of defeat in his pursuit of power

The top 10 scariest extraterrestrial encounters, from an instance in rural Texas that left onlookers with unexplainable injuries to mysterious cattle mutilations

Investigating cosmism - a belief that human civilization originated in the cosmos. This train of thought is widely held throughout Russia

At the sacrificial alter El Castillo, researchers find new evidence that could shed light on the Maya - a sacred well at Chichen Itza where thousands were deposited

Lorraine Kelly explores the nation's constant harking back to Winston Churchill and the part played by Britain in the Allied victory in the second World War

How Germany, Italy and Japan's ruthless, brutal occupation and exploitation of other countries contributed to the demise of the so-called Axis Powers

Craig joins forces with journalist Sarah Cruddas to investigate some perplexing UFO encounters. Here the duo recall the infamous Rendlesham Forest incident of 1980