PARK COUNTY – High on the side of one of Colorado’s fourteeners, a grove of ancient bristlecone pine trees leans as if peering over the ridge to watch the lines of traffic streaming over Hoosier Pass ...

The oldest tree species is the Great Basin bristlecone pine (Pinus longaeva). The oldest tree of the species is named Methuselah and is more than 4,800 years old. The longevity of the Great Basin ...

The world's oldest trees were growing when the Great Pyramid of Giza was being built and were already thousands of years old when Julius Caesar came to power. To determine a tree's age, scientists ...

FRESNO, Calif. — The bristlecone pine tree, famous for its wind-beaten, gnarly limbs and having the longest lifespan on Earth, is losing a race to the top of mountains throughout the Western United ...

In a time of relentless change, it’s soothing to contemplate deeply rooted, long-lived trees. But now our climate of uncertainty affects even Great Basin bristlecone pine, Pinus longaeva, the species ...

FRESNO, Calif. — The bristlecone pine tree, famous for its wind-beaten, gnarly limbs and having the longest lifespan on Earth, is losing a race to the top of mountains throughout the Western United ...

Brian Smithers stands in front of a bristlecone pine tree. Credit: Christian Baker Brian Smithers, a researcher assistant professor at Montana State University, is standing in front a massive tree in ...

Great Basin bristlecone pine trees can live for 5,000 years or longer. Did you really think they’d let a few bugs get under their skin? A new study of the ancient trees, including some specimens high ...

While every responsible citizen was fixated on election returns this week, my mind was high on a mountainside almost midway up California’s border with Nevada. It was there, last October at roughly 10 ...