Over recent months, a fair bit of mud has been slung in the theoretical physics community over the issue of string theory: has it failed to deliver as a 'theory of everything', and should we still ...

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, ...

Theoretical physicist Michio Kaku explains why he thinks string theory is the best way to understand how the universe works. The English trainspotter goes on a journey through rainforests to ...

String theory has its supporters and its gainsayers among theoretical physicists. Even advocates admit that the theory could be entirely wrong (though naturally they don't think it is).