Leetsdale officials understand it takes more than having the streets paved, garbage picked up and grass cut to take care of a borough environment. Some of the tallest things in town also need to be ...

Forests are disappearing. Maps show shrinking woodlands all over the world. Even trees coveted for their wood that are protected from logging are chopped down. Worried about such deforestation, ...

DNA evidence could put criminals behind bars, but only if there's something to compare it to. That's why a project that aims to combat illegal logging is now building a DNA database of trees, which ...

City planners tend to stick to tree species they know and love, say researchers German researchers have compiled a 400-species database, external to encourage people to plant the "right tree in the ...

Ever see an unfamiliar tree while walking in Lancaster city and want to know what kind it is? Worry no more, the city's got you covered. The city has made available an online searchable database of ...

This southern magnolia in Sussex County is a national co-champion. Photo by Alexandra Cassell. The formula for measuring a champion tree is deceptively simple: add the trunk circumference (in inches) ...

ANN ARBOR, MI - For those who've seen the mighty oaks towering in some of Ann Arbor's parks, perhaps it's no surprise they rank as the biggest of their kind in the city. A bur oak in West Park with a ...

Researchers have shown that it's possible to link your identity to supposedly secret genetic information about your predisposition to diseases, merely by analyzing family-tree databases and other ...