WASHINGTON - NASA has awarded research contracts worth a total of $12.4 million to six industry teams to study advanced concepts for subsonic and supersonic commercial transport aircraft that could enter service in 25 to 30 years. The teams are led by Boeing, GE Aviation, Lockheed Martin, Massachusetts Institute of Technology and Northrop Grumman. The separate 18-month study contracts are valued at some $2 million each. (Source: NASA, 10/06/08)