Genetic research could speed the restoration of the American chestnut tree. Plus, "rewilding" small spaces with fast-growing ...

For more than a century, scientists and conservationists have tried to bring back the American chestnut, a tree once so ...

A new study says genetic testing can speed the return of the American chestnut tree that once dominated Eastern U.S. forests. The tree was functionally extinct by the 1950s because of a fungal ...

A new study says genetic testing can speed the return of the American chestnut tree that once dominated Eastern U.S. forests. The tree was functionally extinct by the 1950s because of a fungal blight ...

For more than a century, the American chestnut, once a dominant tree across eastern North American forests, has been devastated by an invasive fungal disease that killed billions of trees in the early ...

Scientists Say Genetic Analysis Could Greatly Speed Restoration of Iconic American Chestnut WASHINGTON (AP) — Billions of American chestnut trees once covered the eastern United States. They soared in ...

FILE - Vernon Coffey, left, William Powell and Andy Newhouse prepare to harvest genetically modified chestnut samples at the State University of New York's College of Environmental Science & Forestry ...