Light and Dark (Documentary, English)
Status: Ended
Premiered: 2013-11-18
Ended: 2013-11-25
Network: BBC Four
Country: GB
Airs on: Monday
Air time: 21:00
Runtime: 60 minutes
In this mind-bending series, Professor Jim Al-Khalili shows how by uncovering its secrets, scientists have used light to reveal the universe.