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. Researchers at the University of ...

Because growing conditions vary from year to year, the rings are not uniform. The record of good (wide ring) and slow (narrow ...

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 ...

CC0 Usage Conditions ApplyClick for more information. Archaeologists believe the sudden destruction of a pre-Columbian civilization found in southern Illinois occurred around 1150 AD. But to find the ...

The archive building will be the first new facility for the tree-ring lab, which has spent its entire 70-year history in offices and research space crammed underneath the west side of the football ...