Formula 1's new era was always going to bring questions, but its first week of serious running has raised more than most.

The first week of testing is done and dusted in Bahrain, but there is still plenty to unpack after the three days. Follow GPblog's daily liveblog to keep up to date with all the latest and breaking ...

Formula 1 teams are testing in Bahrain this week, but a storm is brewing in the background that might turn the season on its head. A rule change could be introduced to rein in the Mercedes power units ...

As the 2026 season approaches, Formula 1 must find a way to resolve its compression ratio controversy - but every possible ...

Mercedes have reportedly been forced into a change with their power unit during day two of F1 pre-season testing in Bahrain. F1 is at the Bahrain International Circuit this week for the first of two ...

Lewis Hamilton addressed rumors of a Mercedes compression ratio advantage after Day 1 of Bahrain testing, calling for a level ...

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 ...

A hot-temperature compression ratio test is one solution set to be tabled at an upcoming meeting of the power unit advisory committee.

Ferrari is reportedly planning to include a Mercedes-style compression ratio trick in the design of its new engine for the F1 ...