What put the bang in the Big Bang? Can scientists tell us what happened before creation?
Brian Cox and Robin Ince ask what happened before the big bang.
How did the discovery that the universe is expanding impact upon Einstein's theories?
Exploding stars half way across the universe reveal the future of the cosmos
Ben Miller looks at black holes and the beginning of time.
Melvyn Bragg and guests discuss the origins of everything.
The Big Bang theory of how the universe began and what its opponents think.
Brian Cox and Robin Ince explore how we measure the universe.
Jim Al-Khalili enters the multiverse with the Astronomer Royal Martin Rees.
Melvyn Bragg and his guests discuss the age of the Universe.
Adam Hart investigates the accidental discovery of the evidence for the Big Bang.
How do we measure the age of the universe?
Philip Ball on a very modern medieval Big Bang Theory forged by a 13th-century bishop.
Ernie Rea and his guests discuss the origins of the universe.
Melvyn Bragg and guests discuss the shape, size and topology of the universe.