Weather patterns like heat waves or dry spells can sometimes stall over one region. A new University of Arizona study found clues about why. The researchers analyzed tree rings from centuries-old ...

If you cut down a tree, you can read in the wood an environmental record. Now climate change is complicating the narrative. In a basement in Tucson, Ariz., slices of tree trunks stand on shelves. They ...

The UA has plenty of special features to offer, but one of its more overlooked aspects is its abundant plant life—specifically, that of the Laboratory of Tree-ring Research. UA’s tree-ring lab right ...

DIYer and woodworker April Wilkerson creates giant wooden tree rings as a large-scale woodworking project.

Perhaps you’ve wandered through a forest or strolled into a neighborhood park and found tree trunks — and wondered if counting the rings on a trunk is truly a way to know the tree’s age. “Most of us ...

The summer of 2023 was the warmest in the non-tropical areas of the northern hemisphere for 2,000 years, a new study has shown. Across this vast area of land, encompassing Europe, Asia and North ...

A new study leveraging 20,000 tree-ring records and nearly 150 scientists' contributions from across the globe shows that, while droughts appear to have had a modest impact on tropical tree growth in ...