After the Seattle Seahawks' 23-0 win over the New York Giants on December 15, I was interested in how often NFL teams travel on the road and shut out their opponent. During the game, broadcasters informed viewers that the last time the Giants had been shut out at home was September 4, 1995, a 35–0 Opening Day loss to the Dallas Cowboys. Viewers were also informed that the last time the Seattle Seahawks shut out a team on the road was December 5, 2005, when they traveled to Philadelphia and blew out the Eagles 42-0. Exploring various sports news websites led me to comments suggesting that the NFL has a shutout about once every thirty games, on average, or about every two weeks. However, this takes into account all the road closures, and it certainly seems like it would be much easier to exclude a team at home than on the road. So the question about the elusive road closure remained and since Google wasn't helping me, I grabbed a pen and paper and went to Pro Football Reference for a little research. What I learned was pretty interesting. Since the 1970 AFL-NFL merger, there...