Mercedes’ rivals are targeting a change to the engine compression ratio rules ahead of the opening race of the F1 2026 season in Australia, it has emerged. Reports over recent months have claimed that ...

A loophole in Formula 1’s new technical regulations offers a way around the 16:1 compression ratio cap, introducing controversy before the season even starts. Technical manoeuvring to push regulatory ...

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 ...

GE and Lockheed ground tested a new air-breathing hypersonic jet engine capable of powering missiles to speeds well in excess of Mach 5 in a smaller, cheaper, lighter, and more efficient package than ...

Defence Research & Development Laboratory (DRDL), the Hyderabad-based laboratory of the Defence Research and Development Organisation (DRDO), has achieved a path-breaking milestone in the development ...

Apart from the very curious, not many people ask why diesel engines, compared to gasoline, run higher compression ratios. The argument is reasonably straightforward and starts with fuel ...

Formula 1’s new 2026 power units will debut at the Circuit de Catalunya in just over five weeks’ time, but questions over a grey area of the new regulations have already come to light. German outlet ...

Red Bull KTM has taken the first major step toward MotoGP’s next era by running its prototype 850cc engine for the first time on the dyno at its Mattighofen headquarters. The test delivered the first ...

HELSINKI — Chinese commercial launch firm Orienspace is aiming for a late 2025 debut of its Gravity-2 rocket following a recent first-stage engine hot fire test. Orienspace announced July 8 that it ...

On paper, Nissan's variable-compression turbocharged engine should have been pretty awesome. Since it could change its compression ratio on the fly, it promised the power of a bigger engine when you ...