The next in our series, learn about what specifications narrowed the selection of the U.S. Capitol Christmas Tree and how ...

Lots of people in Flagstaff know Frank Branham as the owner of The Cottage restaurant, which he ran for 22 years along with ...

A new tarantula species has been found in southeastern Arizona by two researchers who have identified more of the giant spiders than just about anyone on Earth.

Owls make their homes in many national parks around the country, though they can be tricky to spot. Here are a few profiles ...

The sky islands of southern Arizona, New Mexico, west Texas and northern Mexico are unique ecosystems that really have no ...

On an early day in July, I had the pleasure of previewing some of the gardens that will be featured during the Aug. 9 Master ...

Matt Harris, a forest fire researcher at Western and lead-author of the study, says that two decades of data on fires across four states paints a clear picture that aspen trees have a natural ...

Teak is a valuable tree species known for its use in furniture and other applications. It is naturally distributed from India to Indochina and is cultivated in approximately 65 countries worldwide.

And you might have it. The city is looking for a spruce tree that is more than 30 feet tall to serve as its community tree on Continental Square this holiday season, according to a news release.

Of the more than 4,000 known tree species found only in Mesoamerica, nearly half are threatened with extinction, according a new assessment.

As Oregon gets hotter and drier due to climate change, tree-killing invasive pests that prefer warmer temperatures are thriving — endangering Sitka spruce along the coast, firs in the mountains ...

Rattlesnakes get all the attention, but Arizona has numerous nonvenomous snake species. Here's why they're beneficial and what to do if you see one.