He is also chief editor of the journal Tree-Ring Research and associate editor of the journal Radiocarbon. If someone is walking through a park or forest and sees a fresh-cut stump, the outer ring ...

The tree rings can be used to make a calendar ... Winkler did a graphite rubbing of the Discovery Tree stump, the remains of a 1,244-year-old giant sequoia cut down in 1853 in Northern California.

If you’ve ever stumbled upon a tree stump you may have even done it ... allowing a dendrochronologist to count its rings without having to cut it down. This T-shaped device has been used for ...

It was “love at first cut,” he said ... Championship Tree,” a tree with four stumps sculptured into slender, stubby fingers donning detailed championship rings from Boston’s four major ...

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But Earth has been hit by radiation levels that were up to 100 times greater than this, according to a new study of spikes in radiocarbon stored in tree rings. Earth has been hit by at least six ...

Marina Henke: I have to confess, I haven’t considered the humble Christmas tree stump much. When I was a kid, my family cut down our tree every year at our local tree farm right outside of St ...