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 ...

French aircraft-engine maker Safran SAF1.71%increase; green up pointing triangle said it is stocking up on rare earths and looking for alternative suppliers to protect the company from what its chief ...

ETHZilla (ETHZ) has unveiled a tokenized aviation asset, marking a major step in its plan to bring income-producing real-world assets onto Ethereum. The new offering, Eurus Aero Token I, gives ...

The West Jefferson, N.C., plant produces commercial and military aircraft engine components, including rotating parts, blisks, high-pressure turbines, and spools for the CFM LEAP-1B engines that power ...

The technology behind 3D printing presents a use case for creating objects, components, and gear out in the field, quickly and at a low cost. The International Space Station, for example, has a 3D ...

Aircraft engine maker Pratt & Whitney said it has reduced the number of planes grounded for maintenance by a fifth from a peak last year, suggesting the worst is over for a crisis that’s bedeviled the ...

In this video, you'll see the different types of engines and propulsion systems used for aircraft, my favorite ones: Turbojet, turboprop, turboshaft, and turbofan. You'll also see the Ramjet engine. I ...

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 ...

Five years ago, in 2021, American space agency NASA announced it is working on yet another project that doesn’t involve, well, space: the Hybrid Thermally Efficient Core (HyTEC). Since then, NASA’s ...

To an untrained eye, the aircraft engine sitting outside of a Cincinnati facility in December might have looked like standard hardware. But NASA and GE Aerospace researchers watching the unit fire up ...

ETHZilla acquired two aircraft engines for $12 million, just weeks after the company said it was renewing its focus on tokenizing real-world assets. The Ethereum treasury company ETHZilla has ...