One journalist trekked 12,000 miles across the U.S. to find out how people are coming up with innovative solutions to economic challenges.

Leigh Gallagher dives into the story of Airbnb in her new book, looking at how a business idea turned into a multibillion-dollar company.

Airports are at the intersection of infrastructure and geopolitics.

One French B&B offers meals that follow halal dietary laws and other amenities.

The fee for a naturalization application has increased by $45.

Trump has said he could nix Obama's deal lifting some sanctions with the communist nation.

Gas is cheap, but the economy’s doing better, too.

You might get the chance to stay at a hotel for free.