The story of NASA's visit to Pluto, the first time a probe has visited the dwarf planet. With expert insight into the latest images from the New Horizons probe. Show more

With the exciting news that the Philae lander had woken up on comet 67P, Sky at Night reveals the latest results from the Rosetta comet landing. Show more

The team explores our nearest neighbour Venus, discovering how it formed and how ESA's Venus Express spacecraft has revealed the secrets of its atmosphere. Show more

Dr Helen Czerski peers into the heart of the storm to find out how advances in technology are giving new insight into tornadoes - the fastest winds on the planet. Show more

The latest scientific insights into icebergs, from side-scanning sonar scrutinising the edge of glaciers to pictures that give us a unique glimpse of how they transform over time. Show more

Series exploring how the human body tells the story of our evolution. Dr Alice Roberts looks at how our skeleton reveals how our ancestors stood, walked and ran for survival. Show more

Series exploring how the human body charts our evolution. How our ancestors' hunt for food changed the shape of our face, the way we see and how we attract the opposite sex. Show more

Series exploring how the human body charts our evolution. How living until old age and learning from one another has shaped human brains, and why our species has survived. Show more

Horizon tells the inside story of the search for Malaysia Airlines flight MH370, with access to the key players on the frontline in the southern Indian Ocean. Show more

Horizon meets Dr Mary Schweitzer, who may have found traces of DNA within the fossilised bones of a Tyrannosaurus rex - a discovery that could revolutionise our understanding of these beasts. Show more

Peter and Dan Snow on the battles that shaped our nation, starting almost 2,000 years ago with the revolt of the Iceni, led by Queen Boudicca, against Roman rule. Show more

Dr Kevin Fong guides us through an ethical and scientific minefield as he considers whether sending men to Mars is worth the risk and if it is really achievable. Show more

Dr Helen Czerski looks at volcanoes. New thermal imagery and ultra high-speed photography capture the complex processes crucial to understanding how and why they erupt. Show more

Dr Helen Czerski looks at the latest scientific insight into the aurora - dancing lights in the night sky that have fascinated cultures throughout our history. Show more

Dr Helen Czerski examines the hottest natural phenomenon on the planet - lightning. High-speed cameras show the secrets of upward lightning that's triggered by urban landscapes. Show more

Following the NHS as they start to implement proton beam therapy, an advanced but expensive cancer treatment, as well as following as the first children awaiting the lifesaving treatment. Show more

Dr Helen Czerski looks at the anatomy of an avalanche, from eyewitness footage from within one to detailed CT scans showing the microscopic changes that cause them. Show more

A closer look at the cats who stood out in the experiment conducted in The Secret Life of the Cat, where 50 felines were fitted with GPS collars to track their every movement. Show more

Horizon discovers what your cat really gets up to as 50 cats from a village in Surrey are tagged with GPS collars and their every movement is recorded. Show more

Uninterrupted and unspoiled by voiceover or music, the birdsong of sunrise in all its glory. Three different habitats, Britain's woodland, heathland and parkland, burst into song. Show more