Noise from commercial and military jet aircraft causes environmental problems for communities near airports, obliging airplanes to follow often complex noise-abatement procedures on takeoff and ...

"Biplane to break the sound barrier: Cheaper, quieter and fuel-efficient biplanes could put supersonic travel on the horizon." ScienceDaily. www.sciencedaily.com / releases / 2012 / 03 / ...

Biplanes once ruled the skies in the pioneering days of aviation and World War I. Now the old aircraft design could make a comeback in the silent supersonic jets of tomorrow. A newer version of the ...

For 27 years, the Concorde provided its passengers with a rare luxury: time saved. For a pricey fare, the sleek supersonic jet ferried its ticketholders from New York to Paris in a mere ...

Cheaper, quieter and fuel-efficient biplanes could put supersonic travel on the horizon. For 27 years, the Concorde provided its passengers with a rare luxury: time saved. For a pricey fare, the sleek ...