along with colleagues Abdus Salam and Sheldon Glashow), has called a theory of all four forces "a final theory." When physicists find this theory, he and others have suggested, then physics will ...

On February 17, the Delta Air Lines jet crash-landed at Toronto Pearson International Airport, bursting into flames shortly ...

String theory's great claim to fame is that it unifies the four forces. Why is unification so important? Weinberg: Unification is where it's at. The whole aim of fundamental physics is to see more ...

These four forces help us describe how the universe ... more than could be predicted with the Standard Model of Particle Physics — a mathematical guide that physicists have used for the last ...

That at least is the case with the strong nuclear force, one of four fundamental forces of nature ... all three shared the 2004 Nobel prize in physics. Meantime, QCD remains a fiendishly difficult ...

What is quantum physics? Put simply ... Three different quantum field theories deal with three of the four fundamental forces by which matter interacts: electromagnetism, which explains how ...