Daily from 7.00pm.
Programmes start at 7.00pm.
The latest news, exploring the day's events from a global perspective.
A festive quiz featuring university alumni. The University of Leicester team includes Danielle Brown and the UCL team includes journalist Jeremy Bowen. Show more
Documentary Series It is summer and the focus is on cows. A look at how cows thrive in the wild, love music and problem-solving, and how chickens use 24 different clucks. Show more
Sir David Attenborough tells the story of the discovery in Argentina of the largest animal to ever walk the earth, a new species of the plant-eating titanosaur. Show more
A tribute to British comedian Mel Smith, who died in July 2013, aged 60, featuring home video footage, rare archive material and many classic sketches. Show more
Christmas special about a dysfunctional family with a video camera. What is a little over-indulgence for most of us is, for this clan, an orgy of hitherto uncharted proportions. Show more
A Timeshift documentary that charts how luxury hotels have met the needs of new forms of wealth - from aristocrats to rock stars and beyond - with comfort, innovation and service. Show more
Mike Dilger investigates the mystery behind Bronze Age burial goods discovered on Dartmoor. They've been described as the most important find ever on the moor. Show more
Crime drama series. When the killers claim another victim, DI Kip Glaspie decides to break the rules to get to the bottom of the mystery. Show more
As the net draws in, DI Kip Glaspie enters a dangerous power play with MI5. But is it too late to save everyone involved?
Treasures of Ancient Rome
Episode 3: The Empire Strikes Back
59 minutes on BBC Four HD
Available for years
Alastair Sooke charts the fall of the Roman Empire through some of its artistic treasures, including one of the best preserved Roman cities in Libya. Show more
Programmes start at 7.00pm.