How did time and space begin? From the age of ten, Sean Carroll has wanted to know. He first read about the big bang model of the universe as a child. Later, he turned down two job offers from Stephen Hawking.
The big bang model of the universe is well established but, as Sean readily admits, the big bang itself remains a mystery. In the beginning, Sean applied Einstein’s theories of relativity to this problem.
But mid-career and painfully aware that trying to out Einstein Einstein was a tough call, he turned his attention from the very big to the very small.
Interviewed by Jim Al-Khalili