We’ve long-admired internal combustion engines for their power density pursuits. Extremely high horsepower-to-liter ratios for naturally aspirated cars like the Honda S2000, Ferrari 458 Speciale, or, ...

The pursuit of automotive perfection reached extraordinary heights in 2025, with engineers pushing the boundaries of what’s mechanically possible on four wheels. From garage startups to legendary ...

Hybrid technology in cars combines an internal combustion engine with an electric motor to improve fuel efficiency and reduce emissions. Let's learn about how hybrid systems work, the different types ...

Formula 1 has used a hybrid power unit architecture since 2014. For twelve seasons, teams built their cars around a 1.6-liter ...

A new chapter in electric motor design may be underway, and it’s being written in the UK. Yasa Motors, based in Britain and owned by Mercedes, has developed a new electric motor that sets a new ...

The axial flux electric motor pioneers at YASA are at it again. Just three months after sending tremors through the electric motor market with an unofficial world-record power density that absolutely ...

GE Aerospace tested a high-bypass turbofan engine fitted with electric motor/generators to supplement power during different phases of operation. The design optimizes engine performance, so the ...

An axial flux electric motor from Yasa set a new unofficial power density record. The working prototype weighs just 28 pounds but makes more power than two Tesla Model 3 Performance EVs combined. The ...