You will be surprised how much this thin layer of ice can weigh on the roof of your house and on power lines. Here's how much ice weighs based on its thickness. Ice that is 0.25 of an inch thick ...

PENNSYLVANIA, USA — Thousands of homes and businesses in our area are still in the dark after high winds and ice moved across our area Sunday. Gusty winds toppled trees and downed power line.

Instead, anyone who sees a downed power line should call ComEd ... fall on trees," said ComEd distribution systems vice president Vito Martino. "We're going to see ice on the conductors and ...

The break happened overnight as it froze on power lines, trees, and cars across the street from where they work. Temperatures were below freezing all day.(Tom Fox / Staff Photographer) Freezing ...

Installation of the distributed optical fiber monitoring device on the Han-Zheng Line has been completed, with tests confirming normal data channels and effective monitoring data. On February 10 ...