On his land in western Maine, naturalist Bernd Heinrich is surrounded by American chestnut trees and seedlings. More than 1,300 of them grow on his land. Only four of these trees were planted by him, ...

The Aultman Watershed Association for Restoring the Environment, in partnership with Green Forests Work, recently planted more than 8,000 seedling trees, including 400 American chestnut trees, on a ...

Conservationists pose with an American chestnut sapling at the Meadowcroft Estate in Sayville on May 1. From left: The Long Island Conservancy's Melissa Feudi, Frank Piccininni, Marshall Brown and ...

The American chestnut tree, which once numbered 4 billion but almost went extinct in the 1950s because of an invasion of Asian fungus, may be on its way to recovery through scientific advances and new ...

Although many Americans still associate the winter holidays with chestnuts, the tree that once produced them — the American chestnut — no longer does so, except in a few rare cases. During the first ...

From the northernmost reach of the White Mountains and Mahoosuc Highlands of Maine, through the crystalline escarpments of the Catskills and Blue Ridge — down into the Shenandoah, Cumberland and ...

Hannah’s colleague Molly Jacobson was the first to find the chestnut mining bee, or “Andrena rehni” in New York since 1904 ...

Leading the way down a grassy lane on an October morning, Tim Eck paused regularly to look skyward and examine the treetops bordering a narrow path cutting through a southern Lancaster County chestnut ...

Sara Fitzsimmons fights to resurrect a tree that once ruled the eastern U.S. forests. Billions of American chestnut trees once shaped life in Appalachia, but a foreign fungus erased them in a matter ...

The chestnut tree, an emblematic species with both cultural and economic significance across Europe and Asia, faces considerable challenges due to a range of fungal diseases. Research in recent ...

Sunlight filtered through the overstory of a thick Pennsylvania forest and a few rays fell upon the long, serrated leaves of the American chestnut trees down below. The higher Mike Manes, 78, hiked, ...