The latest national and international news, exploring the day's events from a global perspective.
First transmitted in 2015. Russian violinist Alina Ibragimova performs more of Bach's Sonatas and Partitas, including the Chaconne from the Partita No 2 in D minor. Show more
Jim Al-Khalili investigates the most accurate, yet perplexing, scientific theory ever - quantum physics. He finds out whether it might solve biological mysteries. Show more
Brian Cox uses the BBC archive to examine the story of man's relationship with the moon, from James Burke testing out Nasa equipment to Neil Armstrong's giant leap for mankind. Show more
Wildlife series. Steve Backshall descends into the crater of a giant extinct volcano in New Guinea which biologists have long believed could be home to spectacular new creatures. Show more
Travelling across modern day Greece, Dr Michael Scott uncovers the ancient world of gods, democrats and warriors, inhabited by people who could be as brutal as they were brilliant. Show more
Jim Al-Khalili investigates the most accurate, yet perplexing, scientific theory ever - quantum physics. He finds out whether it might solve biological mysteries. Show more
Brian Cox uses the BBC archive to examine the story of man's relationship with the moon, from James Burke testing out Nasa equipment to Neil Armstrong's giant leap for mankind. Show more
Andrew Graham-Dixon explores the ancient Christian practice of preserving holy relics and the largely forgotten art form that went with it - the reliquary. Show more