"These were huge trees, but were suffering from the brown fungus that rots the heart of the tree. It can grow invisibly for years, compromising the viability of the tree and raising the prospect of ...

Bark beetles can destroy spruce forests by converting the trees' defences into even more toxic substances, scientists recently discovered. But a special fungus can help the trees circumvent this ...

ELIZABETH, Pa. (KDKA) — The iconic maple trees that line the entrance of Round Hill Park in Elizabeth need to be removed. The Allegheny County Parks Foundation said the trees contracted a deadly ...

Two historic Oregon white oaks in northeast Salem, slated for removal because of fungal infections, could be saved.