Wind turbines sway on purpose so they don't snap in half

Have you ever seen a wind turbine sway before? When I was little and I saw them moving back and forth in the wind, I would worry that the turbine was about to snap. Wind turbines actually sway to prevent this very thing from happening. — Read the rest The post Wind turbines sway on purpose so they don't snap in half appeared first on Boing Boing.