The quest for a unifying “theory of everything” has been a long-standing endeavor in the world of physics. This theoretical ...

At the time, physicists found themselves facing a crisis: the two most important ideas of 20th century physics, relativity and quantum theory, were known to be fundamentally incompatible.

However, string theory proposes that there are a total ten different dimensions (11 total, including time). As far-fetched as this may seem at first, the mathematical tests that have been done ...

The five main string-theory candidates may all just be pieces of a larger, cohesive whole — and M-theory could bring them together.

String theory is perhaps the most high-profile candidate for what physicists call a theory of everything – a single ...