Once you look at trees through the eyes of a dendrochronologist, you never quite see the leafy wonders the same way again. Peel away the hard, rough bark and there is a living document, history ...

If a tree's rings are studied in a lab but no one hears them, do they make noise in the climate movement? An associate professor of oboe at the University of Arizona wondered. It led her to team up ...

“I was really excited,” said researcher Ignacio Mundo. “The last ring corresponds to 1849, and knowing the Dolphin was launched in 1850 — you say, okay, we are really close.” PROVIDENCE — For years, ...

TUCSON — Each specimen in a strangely beautiful “treehouse” laboratory here tells a story of resilience — from droughts and floods to catastrophic wildfires and bitter winters, some occurring ...