Less than 15 miles from the Silver Fire, the Ancient Bristlecone Pine Forest's trees are thousands of years old, including ...

In less than a month, Maine will start phasing out the chickadee license plates and replace them with the pine tree plates.

Seasonal allergies in South Carolina are made worse by the abundance of pollen-producing trees like live oaks, longleaf and ...

A state plan to clear white pines in the Manuel F. Correllus Forest on Martha's Vineyard has caused debate. The state has ...

Learn about our editorial policies Decision trees are major components of finance, philosophy, and decision analysis in university classes. Yet, many students and graduates fail to understand ...