The latest national and international news, exploring the day's events from a global perspective.

The team looks at the dynamic nature of the universe, winding its timeline backwards and forwards to reveal how the night sky changes over time. Show more

Ian Hislop salutes the unsung heroes of Victorian Britain who improved cities, housing and working conditions and invented the concept of public service. Show more

Dr Hannah Fry tells the story of the remarkable life of Ada Lovelace - a 19th-century countess whose work helped give rise to the modern era of computing. Show more

Particle physicist Professor Brian Cox asks, 'What time is it?' It's a simple question and it sounds like it has a simple answer. But do we really know what it is we're asking? Show more

Lucy Worsley learns the 17th-century art of horse ballet, leading up to a public performance. She explores its origins, witnesses displays abroad and discovers its legacies. Show more

Richard Miles shows how 18th- and 19th-century discoveries overturned ideas of when and where civilisation began as empires competed to own the past. Show more

The team looks at the dynamic nature of the universe, winding its timeline backwards and forwards to reveal how the night sky changes over time. Show more

Particle physicist Professor Brian Cox asks, 'What time is it?' It's a simple question and it sounds like it has a simple answer. But do we really know what it is we're asking? Show more

Dr Hannah Fry tells the story of the remarkable life of Ada Lovelace - a 19th-century countess whose work helped give rise to the modern era of computing. Show more