New research has discovered 16 new desert grasshopper species, revealing their Ice Age-driven isolation and diversification.

Tucson’s known for natural wonders. But for snowbirds after a different side of the Southwest, the dynamic downtown is ...

The border city of 1 million people, along the Rio Grande between Mexico and New Mexico, is just a three-hour drive from that ...

Vibrant, colorful and full of character, Mexico is one of North America’s most exciting tourist destinations. This large ...

The Painted Desert, located within the Petrified Forest National Park in Arizona, is a tapestry of vibrant colors and ...