Why Your Washing Machine is Shaking, and How to Fix It
by Elizabeth Yuko from Lifehacker on (#5YQX7)

The first time you hear it, the noise can be jarring. Seemingly out of nowhere, it sounds like a helicopter is landing on your roof, or a freight train is about to come barreling through your wall and into your home. The room-and its contents-may shake the way they would during a minor earthquake.