If you’ve ever seen the back end of a military jet, you’ve likely seen variable area nozzles. They’re used to adjust the exhaust flow out of the rear of a jet engine during supersonic flight and while ...

Jet aircraft are all loud, but few are as loud as the F-18 fighter jet. Researchers from the University of Cincinnati have created a new engine nozzle designed for F-18 fighter planes. According to ...

Whatever other qualities they may possess, jet fighters are not known for their quiet engines. They could soon become considerably less noisy without any loss in performance, though, thanks to a ...

An Israeli company, sponsored by the country's defence ministry, is developing a new type of jet engine based on an orbiting combustor nozzle (OCN). The company, R-Jet Engineering, employs mainly new ...