Valles Marineris in imagery captured the Mars Reconnaissance Orbiter. Global topography: NASA/GSFC CTX global mosaic: NASA/MSSS/Caltech/ CTX topography: NASA/MSSS/USGS HiRISE: NASA/U.Arizona/USGS/Amaz ...

Two such lunar canyons, Vallis Schrödinger and Vallis Planck, stretch over 270 km (168 miles) each, with depths of 2.7 km ...

As efforts to eliminate the Department of Education mount, here are the biggest roles the organization plays in students' lives as they navigate college.

Jeff Tomovcsik tells of how his eyes were opened to all that a fire service leadership role encompasses and requires when he ...

Officials said the investigation into the man's death is ongoing and will be coordinated with the Coconino County Medical ...

ARLINGTON, Texas (AP) Rayshon Harrison scored 19 points as Grand Canyon beat UT Arlington 82-75 on Saturday.

For all students, the week focuses on building soft skills - communication, teamwork, problem solving and conflict resolution ... all three Canyon ISD high schools rank in the top 10 out of ...

Tarleton State plays the Grand Canyon Antelopes after Jakoriah Long scored 25 points in the Texans' 68-61 victory against the Utah Valley Wolverines.

Protesters gathered outside Flagstaff City Hall on Monday afternoon to speak up against the transportation of uranium ore ...

Environmental Day at the Arizona Legislature, conservation advocates talked about the issues they wanted lawmakers to address.

The two teams split their games this season in what has become one of the best 5A boys basketball rivalries in Arizona high ... Canyon as both turn attention to Open Division playoffs Grand ...