Christmas trees without the dreaded needle drop? Researchers are growing them now. Matt Rancourt knew what he was looking for. The 38-year-old walked through a few Christmas tree lots in Washington ...

On the St. Paul campus of the University of Minnesota, rows of tiny elm trees sprout in a test field run by University researchers. These elms are a series of new trees cloned by the University that ...

Pensacola will soon know the location, size and health status of every tree on city property. Over the next seven weeks, crews from the consulting firm Geosyntec will be in city parks and along city ...