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Many people are aware that Flagstaff and environs played a central role in the race to land a man on the Moon in the 1960s. The Apollo astronauts trained…
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Arizona and Sonora, Mexico are one ecosystem—a diverse and rugged desert—but they’re split by hundreds of miles of fences and vehicle barriers. Scientists…
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A new study from the U.S. Geological Survey shows uranium in Pigeon Spring, north of the Grand Canyon, is likely not related to a nearby mine. The…
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Angel lichen moths take their beautiful name from Bright Angel Creek in Grand Canyon where early specimens were found, and from lichens that the larvae…
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The Grand Canyon is running short on sand. Sediment that once washed down the Colorado River to form beaches is now trapped behind Glen Canyon Dam. For…
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A rare asteroid made of metal may have water on it. From the Arizona Science Desk, Melissa Sevigny reports the discovery was made by a planetary scientist…
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Scientists have created the first map of the entire range of the endangered southwestern willow flycatcher. It shows the bird’s habitat is threatened by…
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Prairie dogs are everywhere in northern Arizona, and so is the plague. The flea-borne disease can destroy whole colonies of prairie dogs, and that has big…
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Arizona residents heard a boom and saw a flash of light in the sky early in the morning, prompting speculation that a meteor was the source.Media reports…
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A Flagstaff scientist has a new idea about how mountains form on Io, the volcanic moon of Jupiter. Michael Bland of the U.S. Geological Survey created a…