Add Yahoo as a preferred source to see more of our stories on Google. “The longer you can look back, the farther you can look forward,” Winston Churchill proclaimed to the Royal College of Physicians ...

As every amateur naturalist knows, trees provide a record of their own history, in the pattern of rings seen in a horizontal cross-section. Trees growing at the same time will show similar patterns, ...

Analysis: a time capsule recording past environmental conditions, tree rings allow us see how trees might respond to future climate change The rings of a tree are like a time capsule recording past ...