Internal combustion engines are a relatively new development in terms of human history. A lot of people still alive today ...

Rotary engines have an aura of cool. In games of Top Trumps, the V12 might have been king, but a rotary was a joker, a wild card.A lack of mainstream success no doubt contributes; there are ...

Since it looks like Mazda may very well revive the Wankel rotary engine as a range extender for electric cars, there's no better time to become reacquainted with the quirky internal-combustion engine.

This Tiny ‘Inside-Out Wankel’ Rotary Engine is the Size of a Basketball. A modernized version of the rotary engine is being commercialized, and this one won't chew up apex seals.

LiquidPiston's Hyper-Efficient Engine: Turning the Rotary Inside Out. A new spin on the internal combustion engine by startup LiquidPiston aims for a leap in efficiency from 20 percent to 50 percent.

However, a lack of torque from the rotary engine meant it was short-lived. A version of the Mazda Cosmo was also exported to the U.S. in 1976 and 1978. Sales were low and it's nearly impossible to ...

Part 1: The rotary engine’s origin story and how Mazda became synonymous with the unique combustion engine. From the June 2010 issue of Modified magazine.

A fresh and extremely powerful take on the rotary engine. Connecticut company LiquidPiston is developing a portable generator for the US Army using its X-Engine, which promises as much power as ...

All this ties into the fundamental principles behind how Wankel rotary engines work.The common rotary is, essentially, a triangle spinning inside of an eccentric housing on an off-axis rotation.

LiquidPiston says its new XTS-210 solves the efficiency, lubrication and fuel type issues of Wankel rotary engines. This supercharged, liquid-cooled two-stroke claims 5X the power of an equivalent ...

Mazda's European branch announced this morning that the rotary engine will return on the 2023 MX-30 R-EV, ... featuring a lowercase "e" inside a triangle that represents the shape of a rotary engine.