Audi has unveiled its R26 concept car that provides a preview of the new Formula 1 team’s identity ahead of its debut in 2026.

Mercedes is trying to re-invent itself following the departure of Lewis Hamilton, according to team principal Toto Wolff, who says it was the right time for both parties to have a new challenge.Hamilton’s first few weeks with Ferrari have seen huge interest around the new partnership, with testing outings in...