Horned dinosaur Crittendenceratops discovered in Arizona

Palentologists are announcing a new dinosaur discovery in the southwest United States. Crittendenceratops krzyzanowskii is a new ceratopsid (horned) dinosaur from 73-million-year-old (Late Cretaceous) rocks in southern Arizona. ...

NASA's Aqua satellite shows Rosa's remnants soaking Arizona

NASA provided an infrared view of Tropical Depression Rosa's remnants that showed strongest storms with heaviest rainfall potential were over east central Arizona on Oct. 2. The National Hurricane Center noted that although ...

Renewable energy push in sunny Arizona draws political fight

Arizona's largest utility is fiercely opposing a push to mandate increased use of renewable energy in the sun-drenched state, setting up a political fight over a measure funded by a California billionaire.

Uber gives up autonomous vehicle testing rights in Calif.

Uber will not renew its permit to test autonomous vehicles on California public roads when it expires Saturday. And the company will have some explaining to do if it wants to get a new permit.

How Arizona plans its water use

In the heat of June, before the monsoon arrives, thoughts turn to water and how we manage to live in a desert. In central Arizona, we know that much of the water comes from the Colorado River via the Central Arizona Project, ...

Self-driving car crash comes amid debate about regulations

A crash that caused an Uber self-driving SUV to flip onto its side in a Phoenix suburb serves as a stark reminder of the challenges surrounding autonomous vehicles in Arizona, a state that has gone all-in to entice the company ...

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