Route 66 has been more than just a highway — it's also home to vintage accommodations rich in American history.

Arizona's gorgeous landscape is home to the world's largest natural travertine bridge, which you can explore on various ...

The U.S. Education Department last week said it was investigating dozens of universities for alleged racial discrimination, ...

Pull up the geographic center of California on Google Maps and you'll be led to a unique destination in the state.

This rugged scenic drive takes you through gold-mining country from desert to mountaintop. There you'll find great burgers, fudge - and a yacht club.

University of Arizona researchers are among a group of scientists who hope to discover what happened immediately after the Big Bang, when the universe expanded in a fraction of a ...

Dark energy, the mysterious force thought to be driving the ever-faster expansion of the universe, appears to be changing ...

Physicists had long assumed that the elusive force has constant strength. But the latest results from a project to map the ...