Formula 1 has always been a sport where the rulebook is treated less like a […]

A technical loophole involving thermal expansion has triggered accusations, secret letters to the FIA, and a war of words between teams over who'll dominate the 2026 F1 season

There are a couple of new power unit manufacturers in F1

Is the 2026 title already decided? Rivals Audi and Ferrari protest Mercedes' \"thermal expansion trick\" that allegedly bypasses F1's 16:1 compression limit

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 and car aerodynamic shapes changing, but for the first ...

Engine compression ratios have become a hot topic

There is a dispute between F1s teams over a rule limiting the compression ratio in the new power units for 2026; watch the final hour of each day of the first Bahrain test live from Wednesday on Sky S

We break down and simplify the new F1 2026 terminology and regulation changes that focus on sustainability and electrically powered engines.

F1 returns this week with pre-season testing. Here’s what to expect