Why do baseball umpires wear black underwear? How long is the longest burp ever recorded? Which two states make it illegal to get married on a dare? If you know the answers to those trivia questions, ...

Abstract: In recent years, Question Answering (QA) systems have gained popularity as a means of acquiring knowledge. However, the prevalent approach of matching question-answer pairs still suffers ...

Journal Editorial Report: Allies warn of a ‘rupture’ in the world order. Photo: Sean Kilpatrick/The Canadian Press/Fabrice Coffrini/AFP/Getty Images/Avalon/ZUMA Press In his Davos speech last week, ...