Performance-based navigation (PBN), a key element in FAA’s NextGen air traffic control modernization initiative, is moving ahead, although at a somewhat slower pace than some airlines would like.

Instrument Flight Rules (IFR) demand proficiency in specialized charts—distinct from Visual Flight Rules (VFR) charts—that are essential for safe and orderly navigation in instrument meteorological ...

French investigation authority BEA believes the prevalence of ILS approaches has obscured an underlying vulnerability of aircraft to the risk of terrain collision arising from incorrect altimeter ...

Horizon Air, a regional carrier in the northwestern United States, flies in a challenging environment and, therefore, has special needs. It flies into airports in mountainous terrain, and it seeks ...

An instrument landing system (ILS) uses two separate ground-based radio transmitters to provide both lateral and vertical guidance to pilots during an instrument approach procedure that normally ...