Federal judge dismisses Arizona GOP lawsuit challenging Biden's designation of Baaj Nwaavjo I'tah Kukveni National Monument ...

Republican legislators and the Trump Administration have launched a multi-pronged effort to cut back national monuments in ...

The Earth's Grand Canyon took millions of years to carve, but the moon's grand canyons took about ten minutes.

Scientists proposed an explanation for the formation of Vallis Schrödinger and Vallis Planck near the lunar south pole, which ...

The vast valleys of Vallis Schrödinger and Vallis Planck demonstrate the incredible forces that shaped the face of the Moon.

WASHINGTON, Feb 4 (Reuters) - The Grand Canyon in Arizona is one of Earth's natural wonders, carved out over millions of years by the gradual erosion power of the Colorado River. Close to the moon ...

The debris landed like missiles, digging out two canyons comparable in size to Arizona’s Grand Canyon in barely 10 minutes. The latter, by comparison, took millions of years to form.

The city of Flagstaff has taken big steps to preserve the clarity of its night sky. Find out the best ways to experience the ...

Jan. 24, 2024: Arizona's betting handle passes $700 million in November 2023, marking a 10% monthly increase and a new record high in the Grand Canyon State. Dec. 14, 2023: TwinSpires no longer ...

Night - Clear. Winds variable at 5 to 6 mph (8 to 9.7 kph). The overnight low will be 15 °F (-9.4 °C). Flurries with a high of 33 °F (0.6 °C) and a 59% chance of precipitation. Winds variable ...

Tim D. Peterson Many towns in northern Arizona rely solely on groundwater A single spring near the bottom of the Grand Canyon supplies Grand Canyon National Park and its millions of annual visitors ...

This January, lots of hotel news came across TPG's desk, including a new Holiday Inn at the Grand Canyon, reservations ...