A few weeks ago, the National Health Service was hit by a widespread and devastating cyber attack - Horizon tells the inside story of one of the most challenging days in the history of the NHS. 　　On the morning of 12 May the attack started. Appointment systems, pathology labs, x-rays and even CT scanners were infected - putting not just data but patients lives at risk, and on eve...

With North Korea's relations with the rest of the world at a new and unpredictable inflection point, National Geographic Documentary Films presents INSIDE NORTH KOREA'S DYNASTY, a groundbreaking four-episode documentary series that examines the extraordinary history of the world's only communist dynasty, three generations in the making. A year in production, INSIDE NORTH KOREA'...