There are 23 countries in North America. It is the third-largest in terms of area and fourth-most populous continent in the world. North America accounts for 7.5% of the world’s population.

To create the map, the researchers amassed over 2,000 stress orientations taken across North America, of which 300 are brand new. These measurements were taken from boreholes—long, narrow shafts ...

Although it distorts countries’ shapes, this way of drawing a world map avoids exaggerating the size of developed nations in Europe and North America and reducing the size of less developed ...

The result was my 1981 book, “The Nine Nations of North America.”The reader reaction was astonishing. This map – drawn to anticipate the news – revealed something much deeper.

Acquired by Yale University and publicized to great fanfare in 1965, the Vinland Map—supposedly dated to mid-15th century Europe—showed part of the coast of North America, seemingly presenting ...

April 23 (UPI) --For the first time, scientists have produced a comprehensive map of the tectonic stresses acting on the North American continent.In the short term, the map of North American ...