Billions of chestnut trees once dominated American forests, until a mysterious threat brought their reign to an abrupt end.

Twenty hybrid saplings bred for blight resistance are now in the ground at the Bronx Zoo, where its chief forester first ...

The Bronx Zoo is bringing back a long-lost tree to the park. Twenty-five hybrid American chestnut trees are being planted ...

For generations, the American chestnut was a major part of the Appalachian forest, providing food for people and wildlife.

For generations, American chestnut trees were an important part of daily life. Growing in abundance in the eastern United ...

The zoo is branching out. The Bronx Zoo introduced a “functionally extinct” tree species at its grounds Monday — more than a ...

More than 120 years after the American chestnut blight was first documented at the Bronx Zoo, the iconic tree is making a ...

The Bronx Zoo is getting 25 blight-resistant chestnut saplings as part of the effort to bring the tree back from extinction.

American chestnut trees were wiped out more than a century ago. Now, new trees that are fungus-resistant are being planted at ...

The U.S. Department of Agriculture has formally deregulated Darling 54, a genetically engineered American chestnut tree bred ...

At the Wildlife Conservation Society's Bronx Zoo on Oct. 5, 2026, 20 American chestnut trees resistant to a fungus that wiped out 4 billion of these trees in the early 1900's were planted in three ...