1/4 Julian Richards goes back to the excavation of two burials from Roman Britain.
6/6 Jim Al-Khalili on the astonishing story of the robot - and will they take over the world?
3/3 Dr Helen Czerski explores the science of heat and how it has shaped the modern world.
3/3 Peter Snow hosts the final episode where the spotters’ attention turns to military planes.
6/6 The world gathers around its television sets to watch Neil Armstrong set foot on the moon.
8/19 A look at new planets being discovered and what this means for our solar system.
3/3 A massive North Sea ferry undergoes the biggest overhaul of its 25-year service.
3/3 Workers at British defence contractor QinetiQ reveal some of their secretive projects.
Evan Davis decodes the formula that took Apple from suburban garage to global supremacy.
Documentary following the construction of the Astute nuclear submarine.