If the Higgs completes the Standard Model of the universe, what's next? The discovery of the Higgs boson in 2012 was the end of a decades-long search for a fundamental particle proving how particles gain mass, but its discovery leaves many questions unanswered. In his 2015 Bakerian Lecture, Professor John Ellis looks at the mysteries that remain. Is 'empty' space unstable? What is the origin of matter? What is dark matter? The Long Road to the Higgs Boson - and Beyond: 2015 Royal Society Bakerian Lecture by Professor John Ellis CBE FRS 6:30 pm — 7:30 pm on Tuesday 03 March 2015 at The Royal Society, London royalsociety.org/events/2015/03/bakerian-lecture-2015/