Driving north on Highway 89, I saw afternoon sunlight glinting off an array of ground-mounted solar panels. They glistened atop our new March snow, confidently tilted to the south, collecting ...

In northern Arizona, a wind advisory is in effect until 11 p.m. Sunday. Winds from 20 to 30 mph with gusts up to 45 mph are expected in the area. Forecasts indicate that gusty winds will continue ...

Republicans and Democrats have introduced at least two bills promoting solar and wind energy in Arizona since the new Congress started work in January. Lawmakers say the bills promote economic ...

The solar wind, traveling at speeds of up to 373 ... including where to see them and whether they’ll be visible in Arizona. The northern lights, or aurora borealis, are caused by charged ...

In the US in 2024, wind and solar accounted for 17% of total electricity generation, surpassing coal, which fell to a record low of 15%.

Arizona lawmakers want more solar energy projects in western areas of the state, a goal that could get mixed support from the White House.