As of January, nearly 1,300 F-35 stealth fighter jets have been delivered to the U.S. and its allies and partners.

That's because the ideal aircraft fuselage should be a seamless cylinder. Putting in windows violates the structural integrity of the hull, producing weak spots where stresses can concentrate. They ...

A research team at Drexel University's College of Engineering, led by Professors Ahmad R. Najafi, Jonathan Awerbuch, and Tein-Min Tan of mechanical engineering and mechanics, has developed a new way ...