Are those red balls on power lines for decoration? See how these simple markers protect pilots and birds from deadly midair ...

If you have paid close attention to power lines, you might have noticed metal spring-like structures close to the transmission towers. These spring-like structures are known as lightning arresters, ...

Since the first power lines were constructed in the early 1900s, birds have used the wires and poles as places to perch, hunt for prey or even build a nest. Although it may sound harmless, the reality ...