The difference in wattage loss from the worst tyre on test to the best is 12.6 watts at 9m/s or 15 watts at 11m/s. Double ...

Good results for Continental and Vittoria, plus some interesting conclusions regarding inner tubes and tyre pressures ...

Precipitated silica increases wet traction, decreases rolling resistance and maintains wear life in treads compared to carbon ...

Japan's new Prime Minister Ishiba Shigeru says he will confront China on issues that need addressing.

Tire and air resistance ... for EVs and hybrid vehicles. Rolling down your windows to feel the breeze in your hair can be another bad idea for saving on gas. The collision of fast-moving air and your ...