Despite electrification taking the lead as an alternative source of propulsion, some automakers, including Toyota, Honda, and ...

The rotary engine, once heralded as a revolutionary alternative to traditional piston engines, has experienced a tumultuous journey through the annals of automotive history. Despite its decline in ...

At one point in automotive history, engineers believed they had found a completely new path for internal combustion. The ...

The rotary was the most radical rethink of the combustion engine in over a hundred years — and it paid the price for being different. Mazda introduced the innovative Wankel rotary engine in the 1967 ...

How the 13B-MSP Renesis evolved from earlier Mazda rotary designs, technical features explained, and common problems and maintenance issues discussed. The 13B-MSP Renesis rotary engine powered the ...

Kenichi Yamamoto, who led the engineering team that produced a commercially viable rotary engine at what is now known as Mazda Motor Co. and later became its president and chairman, died Dec. 20 in ...