The world’s happiest country has managed to keep its No. 1 ranking for eight years running. The picture in the United States isn’t so rosy. While Finland once again tops the World Happiness ...

All countries use the metric system to varying degrees. Most of the world has adopted the metric system as their official system of measurement with one major exception: the United States.

Sen. Chris Coons, D-Del., declared on CNN Monday that the average middle American probably has no idea where Greenland is on a world map. Appearing on CNN’s "Inside Politics," Coons made the ...