Rotary engines are compact, smooth, and powerful, so why don't more automakers use them? Well, it's complicated. Rotary engines have a lot going for them. They're compact, lightweight, mechanically ...

The rotary engine is unique in its success and failure and its ability to make an impact with a completely different way of thinking. As it is, every production car for the last 130 years, aside from ...

A German engineer, Felix Wankel, is credited with developing the world's first rotary engine in the 1950s. Wankel rotary engines use a triangular rotor spinning in a semi-oval case on an eccentric ...

The rotary engine, with its egg-like block and triangular rotor, is an oddball even among all the other oddball engine designs—sorry, three-cylinder, twin-turbo, camless Koenigsegg, ya basic. That ...

Alina has been enthusiastic about vehicles her entire life, and even from an early age found herself itching to get behind the wheel. Through high school and college, she could be found reading ...

Internal combustion engines have long been at the heart of automobiles, serving as their main driving force over the decades. Traditionally, combustion engines rely on a configuration of cylinders and ...

We think it’s likely that there are a lot of automobile or motorcycle enthusiasts — some may be reading this right now, in fact — who are always dreaming of what they’d build if only they had the time ...

Alina has been enthusiastic about vehicles her entire life, and even from an early age found herself itching to get behind the wheel. Through high school and college, she could be found reading ...

Click to open image viewer. Power rating: 39.1 kW (52.4 hp) at 950 rpm Displacement: 8.85 L (540 cu in.) Bore and Stroke: 127 mm (5 in.) x 140 mm (5.5 in.) Commissioned by Dr. Samuel P. Langley, this ...

Click to open image viewer. Pierre Clerget was inspired by the Gnome to produce a supposedly improved rotary engine in 1911. It was a 7-cylinder, 11.88 liter (725 cu in) engine rated at 60 kW (80 hp) ...