For years, Charlotte Pearson and her colleagues at the University of Arizona Laboratory of Tree-Ring Research have used tree‐ring science to travel back in time, hoping that clues from the past will ...

Architect James Richärd, who remembers grade-school trips to the University of Arizona's giant tree-ring specimens, has designed a $12 million "treehouse" to display them. The new building, mostly ...

The study of tree rings may help prepare for space weather events that could threaten satellites and astronauts. Amy Hessl, professor of geography at WVU, is leading a project funded by the National ...

Charlotte Pearson, associate professor of dendrochronology, and Bryan Black, professor of dendrochronology, are using the TIME Lab’s advanced technology to analyze and date tree rings. For years, ...