Next time you glance out the window mid-flight, look closer at those tiny fins on the engine. They're small, subtle, and surprisingly important.

Jet engines seem built to last forever, but their real lifespan depends on a lot more than just age, including how they're ...

Public financing is being sought for developing a scaled version of the UltraFan geared turbofan propulsion system, under consideration to help Rolls-Royce return to the ...

While it's fairly common knowledge to enthusiasts that the first jet fighter was the speedy Messerschmitt Me 262, introduced in 1944, the invention of the turbine jet itself may not be as widely known ...

Fighter jet engines are complex machines that enable aircraft to reach incredible speeds. The modern fighter jet is defined by its engine, which accelerates a tremendous volume of air rearward that it ...

A hybrid-electric jet engine may seem as absurd as a horse-drawn Zeppelin, but GE Aerospace is ground testing a new megawatt-class hybrid turbofan engine and its full powertrain that is powerful ...

The world’s heavy reliance on fossil fuels, especially for transportation, has left a deep mark on both the planet and public health. Burning these fuels releases a flood of greenhouse gases, which ...

We've all thought about what would happen when you pour jet fuel into a diesel engine. Will it work or lead to immediate catastrophic failure, perhaps even an explosion? Planes are among the most ...

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 ...

Shares of Caterpillar, the maker of mining and construction machinery, are up more than 30% since year-end, making it the biggest contributor to the Dow Jones Industrial Average. WSJ’s Jonathan Weil ...

Screenshot from social media post of Ukrainian volunteers assembling a small cruise missile with a pulsating Trembita engine. Its task is to destroy objects and exhaust the enemy’s anti-aircraft ...

While recent years have seen more information about the Chinese military become common knowledge, there is no denying that a lot is still unknown about its military might. Most recognize one of the ...