Bruce Beehler is a naturalist and author of 14 books, including the forthcoming “Flight of the Godwit.” This fall, I went hiking on Sugarloaf Mountain, about 30 miles northwest of the District.

A fungus in the early 1900s killed most of what was once the most common tree in Eastern forests. The partnership aims to ...

After more than a century of devastation from deadly blight, the iconic American chestnut tree could be brought back from the brink of extinction thanks to novel genomic tools and carefully bred ...

Billions of American chestnut trees once covered the eastern United States. They soared in height, producing so many nuts that sellers moved them by train car. Every Christmas, they're called to mind ...