There's no argument that helicopters are not the same as jets. From their vertical lift to their hovering abilities, helicopters serve a purpose uniquely their own. But that doesn't mean they aren't ...

The FAA this month quietly published long-awaited guidance for the certification of powered-lift aircraft-the first new category of civil aircraft since helicopters were introduced in the 1940s.

The FAA has released long-awaited guidance (Advisory Circular) for the certification of "powered-lift" aircraft, marking the first new civil aircraft category since helicopters in the 1940s. This ...