After decades of unchecked expansion, economic realities are forcing fairs to become more selective, more regional and more ...

King’s Covered Bridge is located near Rockwood, Pennsylvania, making it accessible as a day trip from Pittsburgh, about a 90-minute drive away. The bridge is relatively easy to find, though you’ll ...

Tessellations aren’t just eye-catching patterns—they can be used to crack complex mathematical problems. By repeatedly reflecting shapes to tile a surface, researchers uncovered a method that links ...