What happens if you put jet fuel in a diesel engine? It might run, but the results aren't as good as you'd hope, and the ...

In flight tests, a lean-burn engine cut soot about a thousandfold, but tinier exhaust particles that can seed contrails ...

When you decide to build a homemade, liquid-propane-powered pulse jet engine in your garage, a few noise complaints are to be ...

India's Kaveri dry engine has completed high-altitude and flight trials in Russia, recording 48.5 kN of peak dry thrust ...

Speculation abounds as to the cause of the Air India airplane crash on June 12. One explanation so far is that both engines of the Boeing 787 Dreamliner failed, a highly unlikely event. A list ...

There's no argument that helicopters are not the same as jets. From their vertical lift to their hovering abilities, helicopters serve a purpose uniquely their own. But that doesn't mean they aren't ...

Have you ever wondered just how big a jet engine used on a commercial aircraft is? In single-aisle airliners, for instance, the jet engines that dangle from their wings are a little under three meters ...

In a historical first, RTX subsidiary Pratt & Whitney has signed a licensing deal with another company to manufacture the F100-PW-229 engine. The agreement will see Hermeus, a startup developing ...

From the 1970s through the 1990s, tri-jets were a common sight in our skies. Aircraft with three jet engines were capable of transoceanic flights and more fuel-efficient than four-engine aircraft like ...