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.

Theoretical physicist Michio Kaku explains why he thinks string theory is the best way to understand how the universe works. The Talking Movies presenter on his predictions for the Academy Awards ...

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 ...

String theory, conceptualized more than 50 years ago as a framework to explain the formation of matter, remains elusive as a "provable" phenomenon. But a team of physicists has now taken a ...