Trees with smoother bark are better at repelling attacks by mountain pine beetles, which have difficulty gripping the slippery surface, according to a new study by the University of Colorado Boulder.

As he drove through the Sierra Nevada in 2019, Zachary Robbins noticed all the dead trees. Most of them had probably died around 2016 thanks to a combination of California’s drought and its ...

“Turning tree bark waste into a material that can reduce radar detection shows that sustainability and performance can go hand by hand” said Dr. Gisele Amaral-Labat, one of the lead researchers.

Dead trees and forests killed by bark beetles are abundant in Western U.S. forests. According to BYU chemical engineering professor Andrew Fry, there are some forests where over 70% of the trees are ...