An invasive fungus has killed billions of American chestnut trees since the early 1900s. Forestry experts in southeastern Ohio may have found a solution. His branches ruffle in the light breeze under ...

American chestnut trees — which produce nuts inside spikey pods — still grow in the wild, but are considered “functionally extinct” because they do not typically live to maturity due to a fungus ...

But thanks in part to trees planted in areas where the two fungi don’t grow well, the American chestnut isn’t extinct. And efforts to revive it in its native range have continued, despite the long ...

It is an exciting time in the field of conservation and biotechnology. For the first time, it appears likely that a tree that has been developed with genetic engineering (GE) could be approved by U.S.

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, ...

A startup called American Castanea has joined the quest to revive the American chestnut tree, the first step in its plan to give forests a genetic upgrade. Under a slice-of-heaven sky, 150 acres of ...

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 ...

The American chestnut was all but destroyed by fungal blight and logged as settlements spread west when the United States was settled by Europeans. But lately, it’s making a comeback. Endangered for ...