The 2025 season has ended and McLaren have won both the constructors' and driver's championships - but now things are about to change in Formula 1.

Next year, the sport will enter a new dawn of technical regulations and also welcome an 11th team on the grid.

BBC Sport runs down the key things to look out for in the 2026 season.

Next year's cars will be more environmentally friendly and use fully sustainable fuels

The new rules being brought in for 2026 are the biggest change in F1 for years - if not ever.