Flight operations at John Glenn Columbus ... uses a Day Night Average Sound Level (DNL or Ldn) noise metric when measuring the cumulative exposure a person gets from aircraft noise over 24 hours ...

John Glenn Columbus International Airport (CMH ... the new terminal will be able to accommodate larger aircraft, including the Boeing 747-8, one of the largest passenger aircraft in the world.

The U.S. military routinely trains near the national capital region, practicing to intercept wayward aircraft and other threats along the East Coast. But those jets rarely break the sound barrier ...

A "son of Concorde" aircraft that may one day fly from New ... An incredible image shows Boom Supersonic's XB-1 jet breaking the sound barrier. The Colorado-based company says specialized ...

The Columbus Regional Airport Authority has sold $1.2 billion in bonds to help pay for a new terminal at John Glenn Columbus International Airport, the authority announced Monday. The $1.2 billion ...