Each horizontal bar represents the tree-ring pattern for one tree ... using both living and dead samples from the long-lived bristlecone pine (the oldest one has been growing for a remarkable ...

Bristlecone rings, which vary in width year to year, reveal that the trees have an innate ability ... The tallest bristlecone pine is but 60 feet tall, and most of its kind are much shorter.

In the end, the pine’s cross section had 4,844 annual rings. At that point ... her phone to take a three-dimensional scan of a piece of the tree we found next to the stump. The wood of bristlecone ...

In the quiet reaches of California’s White Mountains, one tree has survived through 4,800 years of storms, droughts, empires, ...