NASA courtesy – Click on the link below to watch the video (+ script in the footer caption):
NASA quiet aircraft technology
NASA QAT – Quiet A/C Technology
Runway
Anti Foreign Object Debris (FOD) contraption tested by the FAA
New sensors set up to prevent from FODs on the tarmac are being tested by the FAA (Federal Aviation Administration):
http://www.nytimes.com/2008/05/23/business/23runway.html?_r=1&oref=slogin
Taken from The New York Times: http://www.nytimes.com