Formula One will undergo one of the biggest overhauls in its 75-year history in 2026. Arguably its biggest ever. Never before has there been such a fundamental redesign of both power units and chassis ...

A technical loophole involving thermal expansion has triggered accusations, secret letters to the FIA, and a war of words ...

Is the 2026 title already decided? Rivals Audi and Ferrari protest Mercedes' \"thermal expansion trick\" that allegedly ...

Formula One's governing body moved to close a suspected loophole in the new engine regulations on Wednesday by proposing a ...

Mercedes AMG has been at the centre of F1's latest controversy surrounding engine compression ratios and a loosely worded loophole.

The crux of the matter lies in that the Formula 1 compression ratio is not measured by sensors during engine operation, but statically. The FIA simply compares the ratio in volume in the cylinder ...

Despite Mercedes having kept the FIA “in the loop” over the compression ratio, the governing body still feels the need to let ...

Engine compression ratios have become a hot topic ...

Illustration: Kelsea Petersen / The Athletic; Takashi Ayoma / Getty, Antonio Calanni / AP Formula 1’s car design revolution for 2026 is the biggest in a generation. Not only are the chassis designs ...

Toto Wolff insists Mercedes' new F1 engines are legal, but rival manufacturers are pushing for the FIA to outlaw the design ...

Here's everything you need to know about the wholesale changes ...