Researchers have discovered that the North American continent is slowly losing rock from its underside in a process called "cratonic dripping." This is caused by the remnants of the Farallon Plate, an ...

Already when the first maps of the American continents were published (1507 and after), the similitude between the western coast of Africa and the eastern coast of South America intrigued geographers ...

Canada has a national self-interest in maintaining a military capable of defending the Canadian homeland. The United States and Canada share the North American continent and have a joint interest in ...