Strange Sounds in the sky of Terrace, BC Canada - Aug 29, 2013

Many Terrace residents awoke to a rather unearthly sound, which was heard in many parts of the city at around 7:30 this morning. The sound lasted for roughly 10 minutes.

Similar sounds have been reported all over the world in recent years.

What might be causing the sounds?

A physics professor at the University of Saskatchewan theorized that it's likely electromagnetic noise emitted from auroras and radiation belts. cftktv