An interesting safety feature found on turboprops is called Propeller Feathering. What is it, and how does it work?

NTSB Issues Warning of Prop Lock Out on Multiengine Aircraft In a new safety alert, the agency advises pilots to train for partial as well as full power loss in multiengine piston aircraft.

As boring as propeller designs may seem to the average person, occasionally there’s a bit of a dust-up in the media about a ‘new’ design that promises at least a few percent impro… ...