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The longer, warmer days of spring spark phenological changes in trees, from root to tip. As their limbs stretch and twist ...

And the key to this discovery lies with tree rings. In 2010, excavators in New York's Lower Manhattan discovered buried deep in the ground the remains of a wooden ship and—according to a new ...

Now, tree rings have shed light on a longstanding mystery in the rarefied world of multimillion-dollar musical instruments. By analyzing the wood of two 17th-century stringed instruments ...