Bader Alsharif, the first author, demonstrates how the system spells out names and locations in real time using American Sign Language.

Warm weather is drawing hikers to the trails, but changing mountain conditions could catch you off guard. Stay prepared for ...

Camelback Mountain is a point of pride for people living in the Valley and truly captivating for so many out-of-town visitors, but the trails can be just as dangerous as they are mesmerizing.