Under a slice-of-heaven sky, 150 acres of rolling green hills stretch off into the distance. About a dozen people—tree enthusiasts, conservationists, research biologists, biotech entrepreneurs, and a venture capitalist in long socks and a floppy hat—have driv…

Its a hard time to be a tree. But theres some really interesting promise and hope.
It is this genetically engineered strain of chestnut that American Castanea, too, is now planting and propagating i…