Few know where the oldest tree in the world is – the Forest Service doesn't reveal the exact location to protect it. Here's ...

Imagine standing in the silent presence of a living being that has witnessed the rise and fall of empires, the birth of ...

Assessing the age of a living tree is straightforward enough—just ... (The rings of ancient bristlecone pines like Methuselah are more challenging to count, because the trunks are so distorted ...

Climate change is uprooting trees across the eastern United States. Dozens of species are shifting west and north of their usual locations as average temperatures and rainfall patterns change ...