After writing a 400-page book on string theory and then helping NOVA translate that book into a three-hour documentary, would Brian Greene, we wondered, have anything more to say about string theory?

Greene, who has made groundbreaking contributions to superstring theory, couldn’t help but gush over the passion he’s ...

String theory is perhaps the most high-profile candidate for what physicists call a theory of everything – a single mathematical framework capable of describing the entirety of the known universe.

String theory suggests that the most fundamental building blocks of the universe are not particles like electrons or quarks, but tiny, vibrating strings of energy. It is the vibration and ...