A U.S. Navy Boeing E-6B aircraft, often called a “Doomsday plane” for its role in nuclear command and control, was spotted flying at low altitude over California’s Central Valley this week.

The Boeing E-6B Mercury is capable of launching ballistic missiles on land.

Months after a deadly UPS cargo plane crash in Louisville, some MD‑11 pilots remain grounded as the fleet retires and crews retrain for new aircraft.

Despite several aviation disasters across the country in recent weeks and growing concerns about the safety of flying, an expert says air travelers have nothing to fear. The United States experienced ...