In the vast urban sprawl of Arizona, the habitat of the tiny western burrowing owl is being destroyed—prompting ...

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

Two different groups of macaques have been spotted in Japan mounting sika deer. The behavior could be part of a shared ...

Space agencies have systems in place to spot, track, and forecast the future orbits of potentially hazardous asteroids.

This story appears in the April 2017 issue of National Geographic magazine ... a professor of astronomy at the University of Arizona and an expert on space travel, foresees a permanent Martian ...

For the past eight years, Clark has traveled from the Arizona desert to the Ecuadorian ... first published in the November 1960 issue of National Geographic. For a study of male Cuba’s bee ...

Arizona may officially be the Grand Canyon State and for good reason. But there are other nicknames associated with the state ...

geographic details and more. Here's everything to know about Arizona's official state nickname and other names that are commonly used. The official nickname for Arizona is the Grand Canyon State.

Joan Meiners is the climate news and storytelling reporter at The Arizona Republic and azcentral.com. Her work has also appeared in Discover Magazine, National Geographic, ProPublica and the ...