Two-part documentary which deals with two of the deepest questions there are - what is everything, and what is nothing? Professor Jim Al-Khalili searches for an answer to these questions as he explores the true size and shape of the universe and delves into the amazing science behind apparent nothingness.

Cast:Jim Al-Khalili, Carlos Frenk, Simon Schaffer, Ian Stewart,

Genre:Documentary,

country:United Kingdom,

Production:BBC Four, Furnace,