Can SSTs Be Made Quieter? / JAXA Advancing In Development Of High-Speed Commercial Aircraft

Japan is making progress toward developing an advanced supersonic passenger aircraft that could, for example, make a day trip between Japan and Hawaii possible.

The Supersonic Transport Team of the Japan Aerospace Exploration Agency (JAXA) is aiming to reduce the thundering roar of such aircraft, a challenge that weighed on the Concorde, a civilian supersonic aircraft jointly developed by Britain and France.

Full story: http://www.yomiuri.co.jp/dy/national/T100508002471.htm