Could there be a fifth force of nature hitherto unknown to science? Find out with physicist Ben Allanach in this episode of Maths on the move.
In the first part of this article we explored Landau's theory of phase transitions in materials such as magnets. We now go on to see how this theory formed the basis of the Higgs mechanism, which postulates the existence of the mysterious Higgs boson and explains how the particles that make up our Universe came to have mass.