Tree rings hold clues about ancient solar storms. New research shows tree growth and carbon storage can shift those signals across years.

Scientists have long relied on tree rings to learn about ancient solar storms—rare bursts of high-energy particles from the ...

Tree rings serve as natural time capsules capturing powerful radiocarbon spikes from ancient Miyake solar storms. A new study ...

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 ...

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 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 ...

Ancient pine trees growing in the Iberian mountains of eastern Spain have quietly recorded more than five centuries of ...

In the frigid landscapes of northern Norway, an unusual phenomenon etched into the rings of trees and shrubs has offered a glimpse into the Earth's climatic history. Scientists have discovered that ...