Federal regulatory approval for an experimental American chestnut tree made in Syracuse hit a snag recently when researchers discovered that they’ve been unwittingly experimenting with the wrong tree.

Add Yahoo as a preferred source to see more of our stories on Google. American Chestnut Tree Photo illustration by Salon/Getty Images From the northernmost reach of the White Mountains and Mahoosuc ...

We visit an orchard where researchers are breeding Chestnut trees they hope will one day fight off a fungus that's been killing the iconic American tree for more than a century. And now a checkup of ...

You don't have to be a botanist or cultivator to help bring back the American chestnut tree, which all but disappeared from the United States due to a deadly blight. The American Chestnut Foundation, ...

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 ...

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 ...

Researchers use genomes to help restore the American chestnut population and adjust species breeding to the changing climate. Native trees adapt to the climate and environmental conditions of their ...

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 ...