Researchers say they may have achieved Einstein's vision of a "unified field theory" that can unite two of nature's ...

During the latter part of the 20th century, string theory was put forward as a unifying theory of physics foundations. String ...

This launched his 30-year voyage in search of the so-called unified field theory that he hoped would show that these two forces are really manifestations of one grand underlying principle.

Quantum field theory marries the ideas of other ... Quantum electrodynamics (QED) is the unified “electroweak” theory of electromagnetism and the weak nuclear force, which governs nuclear ...