What was there before the big bang? Black holes could hold the answer.
Investigating the discovery of what is ominously being called 'dark flow'.
Examining the US fear that the Russians are ahead of them in the space race. (1981)
Looking at how asteroids are responsible for both life and death on our planet.
3/18 Michael Mosley examines the powerful science behind the ancient idea of fasting.
Nobel Prize winner Sir Paul Nurse examines why science appears to be under attack.
How infinity is older than time, bigger than the universe and stranger than fiction.