An independent report flagged four general areas as places to target to make U.S. airspace safer and more efficient.

WAAS is undergoing a major upgrade and preparing to incorporate the Pentagon’s new L5 civil signal for aviation safety services.

How much has GPS boosted U.S. businesses? The answer is astronomical.

Over 50 years, GPS has evolved and inspired the development of similar systems by other nations.

On ONERA’S flight simulator, the human operator’s cognitive workload is inferred from heart rate monitoring.

NTSB probable cause and tips.

Incidents with a radar and an oxygen line.

Confronting electrical fires and the warnings given to pilots.