Astron aerospace has shown a partial prototype of a new rotary combustion engine it claims runs at an extraordinary 60% thermal efficiency, burning totally clean with zero NOx emissions and nothing ...

Could there possibly be a rotary engine with 12 rotors? The answer is yes, and here's everything we know about it including ...

Modern fighter jets are extremely capable, except they run into some efficiency problems at extremely high speeds. China says ...

In theory, Wankel-style rotary internal combustion engines have many advantages: they ditch the cumbersome crankcase and piston design, replacing it with a simple, single-chamber design and a thick, ...

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 ...

Chris Bruce has worked in the automotive industry since 2011 and has written thousands of stories about cars, motorsports, and motorcycles in that time. He has written for Autoblog, Autoviva, CarFax, ...

View post: Winter Weather Advisory: Late-Season Storm Brings Up to 5 Inches of Snow and 50 MPH Gusts to Northern State Mazda introduced the innovative Wankel rotary engine in the 1967 Cosmo Sport.

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 ...