Add Yahoo as a preferred source to see more of our stories on Google. Workers are seen as smoke rises from the North Hyde electrical substation, which caught fire in March - Kirsty Wigglesworth/AP A ...

PG&E on Friday released the findings from a third-party firm it commissioned to figure out what led to the Dec. 20 fire inside a crucial SoMa electric facility.

Electric Power Substations are the most challenging industrial environments for electronic devices to operate in due to the presence of high voltage combined with the remote and exposed locations. The ...