Stick bugs are a fascinating insect variety. They have uniquely camouflaged bodies that make them fun models in science education. But their eating habits can devastate trees and damage forests. This ...

GRAND RAPIDS, Mich — Since the early 2010s, Michigan has been dealing with Hemlock Wooly Adelgid (HWA). They are microscopic insects that feast on hemlock trees. Left untreated, they could spread, ...

FLAGSTAFF — As flurries started to descend on the forest floor, a team of researchers examined a stand of sickly quaking aspen trees off U.S. Highway 180, just north of Flagstaff. To an untrained eye, ...