Ancient Britons built a huge circle using stones that had been dragged 180 miles from Wales 5,000 years ago. 500 years later, they introduced the mighty sarsen stones, creating the Stonehenge we know today. All these years later, questions still remain: who built it and why? Is it magical? A religious temple? A celestial clock? Was it built by druids? By Merlin? Hosts Clive Anderson and Mary-Ann Ochota are determined to get answers and reveal the hidden secrets of the stones.

Read More     

J Robert Oppenheimer was one of the most celebrated scientists of his generation. Shy, arrogant and brilliant, he is best known as the man that led the Manhattan Project to spectacular success.

Read More     

Silicon Valley is enabling an illegal online slave market by hosting apps used for the buying and selling of domestic workers in the Gulf. BBC News Arabic's undercover investigation exposes app users in Kuwait breaking local and international laws on modern slavery, including a woman offering a child for sale. The story of this child's journey to Kuwait and return to her home in Guinea in West Africa, is at the heart of this powerful and shocking investigation into Silicon Valley's Online Slave Market.

Read More     

Highlights from the programme in which she takes a lighthearted jaunt around her homeland to uncover the untold tales behind some of Scotland's most famous locations. This edition features Susan's trips to the Cairngorms, where she visited the Queen's residence Balmoral for an exclusive guided tour, and Loch Ness, where she met a man who has spent almost 30 years waiting for a sighting of Nessie, before having a go in a home-made submarine.

Read More     

Documentary following the story of theatre performer Richard from London, whose entire penis was surgically removed due to an aggressive form of penile cancer. Richard is still coming to terms with the physical and emotional impact of this ordeal on his everyday life and relationships, but with a candid sense of humour, he is confronting his situation head-on - sharing his story as a warning to others about a disease on the increase.

Read More     

With the plastic industry expanding like never before, and the crisis of ocean pollution growing, FRONTLINE and NPR investigate the fight over the future of plastics.

Read More     

When you soar above Yellowstone, it's easy to see why it became the world's first national park in 1872. It's a place of staggering beauty and fragile creatures, of stunning granite peaks that pierce the sky and colorful springs that may hold secrets about the origins of life. This aerial voyage takes you over high elevation lakes, snaking canyons, sputtering hot geysers, and snow-covered landscapes. Explore Yellowstone's history of Native Americans, European explorers, and 10 million years of tectonic upheaval.

Read More     

Legendary blues guitarist BB King named Peter Green as one of the greatest exponents of the blues, and the 'only guitar player to make me sweat'. If Green had only written Black Magic Woman, his name would still have a place in blues rock history forever.

Read More     

Explore how the royal family has shaped their image with photography, from Queen Victoria to Princess Diana to Prince Harry. From official portraits to tabloid snapshots, the camera has been the Crown's confidante, messenger - and nemesis.

Read More     

Steve Davis goes back to the Crucible Theatre in Sheffield to celebrate 40 years of the snooker world championships. If the walls of this famous regional theatre could talk, they would tell tales of tears, triumphs, occasional debauchery, laughter and top-class sport.

Read More