The history of world cup balls has evolved over time, with adidas playing a significant role in shaping their development from 1970 to the present day. The 2026 world cup ball, known as the Trionda, has been unveiled, with its design and science being analyzed by various outlets. Adidas' involvement in world cup balls is being highlighted, while other sportswear brands such as nike and puma are also being mentioned in the context of the world cup.