Top quark still raising questions

Why are scientists still interested in the heaviest fundamental particle nearly 20 years after its discovery? “What happens to a quark deferred?” the poet Langston Hughes may have asked, had he been a physicist. If scientists lost interest in a particle after its discovery, much of what it could show us about the universe would remain hidden. A niche of scientists, therefore, stay dedicated to intimately understanding its properties. Case in point: Top 2014, an annual workshop on top quark p...