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.

WASHINGTON (AP) — 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, ...

Invasives have largely wiped out the American chestnut and elm, caused “hell” with the beech, and are now wreaking havoc on the eastern hemlock and white ash Signs of beech bark disease on the bark of ...

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 ...

Sara Fitzsimmons fights to resurrect a tree that once ruled the eastern U.S. forests. Billions of American chestnut trees once shaped life in Appalachia, but a foreign fungus erased them in a matter ...

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, they're called to mind ...

WASHINGTON (AP) — 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, ...

Add Yahoo as a preferred source to see more of our stories on Google. FILE - Vernon Coffey, left, William Powell and Andy Newhouse prepare to harvest genetically modified chestnut samples at the State ...