This Earth Day, people across Arizona are coming together to celebrate our planet and pledge new ways to protect it.

From Lowell Observatory to Kitt Peak to Mount Graham, here are the 11 best planetariums and observatories in Arizona and ...

A federal agency “mistakenly” killed an endangered and possibly pregnant Mexican gray wolf in Arizona, the U.S. Fish and ...

It’s International Dark Sky City Week, and around the world, stargazers are commemorating efforts to keep the stars as ...

Motorists are encouraged to seek an alternate route. Drivers are advised to pack a winter driving kit before getting on the ...

Some higher elevation parts of northern Arizona could see up to 8 inches of snow this week, with impacts expected for travel.

The Arizona Department of Transportation will begin construction this month of a wildlife crossing to provide safe travel for ...

Interstate 40 was briefly shut down in both directions near Flagstaff due to weather conditions in the area. As of 11:50 a.m., ADOT reports that the right lanes of eastbound travel are closed at ...

The Museum of Northern Arizona is located about 3 miles north of downtown Flagstaff. It welcomes visitors from 10 a.m. to 4 p.m., Thursday through Saturday, and 11 a.m. to 4 p.m. on Sunday.

Senator Gallego holds town halls in Arizona, discussing Medicaid, trade impact on businesses, and veteran services.

The proposed plans are for construction beginning in 2026 and lasting through 2030. ADOT said they’re focusing on growing ...