The natural world is full of microbes, fungi, and plants that have given us valuable medicines, like tetracyclines, penicillin, and morphine. Researchers have now identified a molecule they called ...

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 ...

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, ...

“It looks like the Natural Land Institute’s Legacy Tree Program has found yet another Illinois state champion tree: a rare American chestnut (Castanea dentata) in Freeport,” said Alan Branhagen, ...

Native trees adapt to the climate and environmental conditions of their area to survive. Researchers in the College of Natural Resources and Environment in collaboration with the American Chestnut ...

WASHINGTON (AP) — 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, ...

As the earth warms and the precipitation patterns change, trees are expected to migrate north seeking weather they are adapted to. Scientists project trees will need to move faster than their natural ...

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.

Add Yahoo as a preferred source to see more of our stories on Google. FILE - Vernon Coffey, left, William Powell and Andy Newhouse prepare to harvest genetically modified chestnut samples at the State ...

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, ...