Revise IGCSE Physics by listening to these podcasts ... JAMES: Yeah, and there are two different types of forces, aren't there? ELLIE: Yeah, so there's contact forces and non-contact forces.

Second, there is not just one type of colour charge ... three shared the 2004 Nobel prize in physics. Meantime, QCD remains a fiendishly difficult force to do calculations with just on its ...

Researchers from Kyushu University, Japan have revealed how a special type of force within an atom's nucleus, known as the three-nucleon force, impacts nuclear stability. The study, published in ...