Many U.S. inventions, such as the internet or airplane, have had a profound impact on the world. Here's each state's most important invention.
Is the oldest business in your state a well-known brand, or a mom-and-pop shop? This infographic shows the oldest company in each state in the U.S.
China has invested over $1 trillion overseas in the last decade, with the U.S. being the top destination. See the states and industries that cashed in.
Texas is the size of Canada, and California is similar to France. Even tiny Vermont is comparable to a country's GDP (Bahrain).
The United States has a $18 trillion economy - the biggest in the world. But here's another way of looking at it, using three interesting maps.
How green is the grass on the other side of the state border? See the U.S. states with the lowest income taxes in this series of...