How to See a Black Hole: The Universe's Greatest Mystery

John Glenn goes on another journey into outer space for tests on how old age is affected there. His whole life is chronicled in this informative documentary, from his first mission above to his experience as a senator and finally, his blast into space at age 77.

An in depth look at the undersea life of dolphins

A documentary of insect life in meadows and ponds, using incredible close-ups, slow motion, and time-lapse photography. It includes bees collecting nectar, ladybugs eating mites, snails mating, spiders wrapping their catch, a scarab beetle relentlessly pushing its ball of dung uphill, endless lines of caterpillars, an underwater spider creating an air bubble to live in, and a mosquito hatching.

A film to mark 100 years since the founding of the Twickenham & Thames Valley Beekeepers Association, a charity that promotes beekeeping in West London, Surrey and along the Mole Valley.

Colin Stafford-Johnson journeys through one of the most bewitching islands in the world, featuring the wildlife and wild places that make it so special. In the first part of this two-part mini-series, Colin explores corners of Cuba that few outsiders have seen. Amongst the wonders he encounters is the bee hummingbird, the world’s tiniest bird, found nowhere else on the planet, and the spectacle of thousands of crabs migrating en masse. Cuba’s isolation has helped preserve many of its natural riches, creating unspoiled landscapes that are home to many enchanting animals living under the bluest skies in the Caribbean. In this authored odyssey, the natural magic of one Earth’s most intriguing countries is revealed.

The untold story of South Africa's blackfoot Penguins.

The African penguin is the only penguin that lives on the African continent. It was known as the jackass penguin because of its donkey-like call. This film covers the life cycle of this incredible bird, fom mating to laying of eggs to hunting and the moulting cycle. Sadly, it also shows the stark reality of a bird on the road to extinction.

In 2009 a team of British cavers went on an expedition deep within the jungle of central Vietnam. To their amazement they discovered an enormous cave which they believe to be the biggest in the world. The team, the first humans ever to enter the cave, traveled 6 kilometers underground until their way was blocked by a gigantic rock face they dubbed 'The Great Wall of Vietnam'. Now they have returned, but this time with the right equipment to climb the wall and with a geologist and zoologist to discover if this is indeed the Biggest Cave in the World and what secrets lie deep within?

Challenger Disaster: Lost Tapes follows the story of the Space Shuttle Challenger and its crew, specifically Christa McAuliffe, the first civilian to be launched into space. The events of the days leading up to the disaster are detailed in this unique film, which uses no narration and no interviews. Instead the story is told solely with reports of journalists covering the story, extensive recordings from the NASA team, and interviews with McAuliffe and others who were part of this one-of-a-kind mission. Using rarely seen images and audio recordings, this show takes viewers behind the scenes of this compelling and historic story in a way never before seen.