Talk of annexation has Greenland in the news again. But due to quirks of cartography, some common maps show the territory ...

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Since Philadelphia is arranged on a grid system, the mostly one-way roads are easy to navigate. Helpful maps are posted along street corners across the city – watch for the "Walk! Philadelphia" signs ...

The 12-team College Football Playoff is no longer new, but there are some different elements to consider when beginning the intrepid task of predicting every postseason game the day the pairings are ...