S01E01 Light
The story of how we used light to reveal the cosmos begins in the 3rd century BC when, by trying to understand the tricks of perspective, the Greek mathematician Euclid discovered that light travels in...
Light and Dark
Overview
Professor Jim Al-Khalili shows how, by uncovering its secrets, scientists have used light to reveal the universe.
Episodes
S01E02 Dark
The first hints that there might be more out there than meets the eye emerged from the gloom in 1846 with the discovery of the planet Neptune. In the middle of the 20th century scientists...
Cast
Jim Al-Khalili
Self - Presenter
