The calculations behind filling supermarket shelves are dizzyingly complex – but it all starts with the x and y you know from school Nando’s put it succinctly on its Twitter feed last month: “The UK ...

Top students can benefit greatly by being offered the subject early. But many districts offer few Black and Latino eighth graders a chance to study it. By Troy Closson From suburbs in the Northeast to ...

Peter Schumer does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...