States are part of countries, and countries may be grouped by other areas, like continents, hemispheres, or a political or economic body. The US is also commonly referred to in three distinct ways: as ...

Scientists discover massive deposits of this valuable resource sitting beneath the feet of millions of Americans.

That’s the “logo map” of the country ... Immerwahr sets out to tell the history of the Greater United States, what lies beyond the mainland. He traces the legacy of empire to the U.S ...

The first map of the United States drawn and printed in America by an American was, until a few years ago, hardly known at all. Only seven original copies exist, and the best preserved is now on ...

These 20 maps offer an overview of the economy ... Who is the richest person in every state? The United States is home to nine out of the top 10 richest people in the world, according to the ...

Trains revolutionized transportation in the US. People were no longer dependent on horse-drawn carriages and natural waterways to move across the country. The rapid spread of railroads made the ...

The United States satellite images displayed are infrared ... of gaps in data transmitted from the orbiters. This is the map for US Satellite. A weather satellite is a type of satellite that ...