At the Kingman Research Farm just outside of the University of New Hampshire campus, there’s an orchard of chestnut trees, growing under the watchful eyes of researchers. The American chestnut was a ...

American chestnut trees, deemed functionally extinct decades ago, may already be mounting a quiet comeback in the northern ...

NELSON COUNTY -- A much-mourned American legend still grows in the woodlands of the southern mountains. Quietly, on Appalachian hillsides millions of its progeny peek through the leaf litter. A few of ...

FARMINGTON, N.H. (AP) -- A healthy American chestnut tree discovered on a New Hampshire farm may serve as the "mother tree" to bring back a species nearly wiped out by Asian blight. The tree was found ...

The application of genetic engineering to food crops is controversial, and rightly so. Critics worry that changing genetics may have harmful, unanticipated effects on food safety and the environment.

There’s an old holiday tradition in the U.S. that's become increasingly harder to celebrate: fire-roasted chestnuts. Thanks to an endemic fungus, about 4 billion American chestnut trees were killed ...