Aurora Flight Sciences plans ground tests and flight demonstrations to prove the efficiency improvements promised by MIT’s unconventional “double-bubble” D8 twin-aisle short-/medium-range airliner concept.

While the sunsetting of the US Airways brand is the most public change from its merger with American, most of the work of integration happened behind the scenes and in fact is continuing.

Business jet demand was once linked to a wide array of economic indicators, especially equities markets and corporate profits. Since 2008, these links have broken down.

An intercontinental transfer operation can be based largely on narrowbody aircraft, thanks to their rising range and the central location of Air Astana’s bases.

Industry says wider toilets for single-aisles will cut a row of seats, costing $33 billion over 25 years.

Singapore Airlines’ return of its first A380 is terrible news for Airbus and the funds that own the aircraft.

In this week’s Washington Outlook, American Airlines and others continue fight to overhaul the FAA; U.S. needs to move faster to counter Chinese and Russian space prowess; rethinking Syrian conflict; Boeing can sell aircraft to Iran.

A World Trade Organization compliance panel has found state sponsors of the Airbus Group did not properly remove illegal subsidies for building large civil aircraft. Boeing representatives say the decision could mean more than $10 billion in allowable annual trade clawbacks for the U.S.