Tuesday evening's storm left a wake of destruction in the Pittsburgh area. Large oak trees toppled from the strength of the winds and roofs were torn off of buildings. Duquesne Light said restoration ...

A powerful storm downed trees and power lines, leaving more than half a million customers in Pennsylvania, Ohio and ...

Residents in Mt. Lebanon dealt with fallen trees and wires on Wednesday after a severe storm hit the Pittsburgh area on ...

The Allegheny County borough is known for its picturesque tree-lined neighborhood streets. Many of those trees are broken into pieces, scattered across yards and even on top of homes after Tuesday's ...

A NASA plane came to Panama to acquire aerial images to inform scientists about the diversity of tropical ecosystems. At the same time, researchers from the Smithsonian Tropical Research Institute ...

Spruce trees anticipated a solar eclipse by syncing their signals. Older trees responded first. Forests may behave as one ...

A severe storm moved through Centre County on Tuesday evening and left a trail of destruction — downed trees, utility wires and property damage. The storm was classified by AccuWeather as a derecho, ...

A powerful storm downed trees and power lines, leaving more than a half million customers in Pennsylvania, Ohio and ...