Add Yahoo as a preferred source to see more of our stories on Google. A criss-cross pattern is now burnt into the tree trunk where the lights used to be, while a split in the trunk (right) is a dead ...

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 ...

Opinion: Tree Rings as Soothsayers Not only can studying the growth patterns obscured within tree trunks tell us about the past, the field can also help us plan for the future.