Add Yahoo as a preferred source to see more of our stories on Google. Lowell Observatory astronomer A.E. Douglass began developing the system of dendrochronology — the science of using tree rings, the ...

Add Yahoo as a preferred source to see more of our stories on Google. Last summer, marked by deadly extreme heat and devastating wildfires, was the warmest in at least 2,000 years, according to new ...

Similar to tree rings determining a tree's age, fire scars help scientists learn how many fires happened in the area and when. TUCSON, Ariz. (KGUN) — It might surprise you to learn wildfire activity ...

A new UA study uses tree-ring data to reconstruct Colorado River flows over the past 500 years. The study could have a significant impact on water use in the West and further emphasizes the need for ...

Deep in the world's oldest forests, towering giants have been keeping detailed records for centuries. These ancient trees are far more than passive observers of time. Trees act as time capsules. The ...

Most people are familiar with the notion that "tree rings" — the concentric bands visible on a cross-section of a tree's trunk — serve as an indicator of a tree's age. Dendrochronology is the practice ...

A composite image showing a tree ring and flames - UQ researchers used tree ring data to model the global carbon cycle to challenge the common theory about Miyake Events. What is a “Miyake Event?” ...

Last summer, marked by deadly extreme heat and devastating wildfires, was the warmest in at least 2,000 years, according to new research, which analyzed weather data and tree rings to reconstruct a ...