This theory is often referred to as a "theory of everything". In particular this theory would unify our understanding of all the fundamental physical forces in our universe. There are four such ...

A fundamental theory of everything. Even with the subjunctive, this is certainly a powerful statement that should be met with some skepticism. What is considered a fundamental theory of physics?

And a sizeable part of the physics and mathematics community is becoming increasingly convinced that string theory may provide the answer. From one principle—that everything at its most ...