So the ram-rotor controls reactant compression, the detonation point, and burned gas expansion within that single rotor. And it uses a continuous supersonic rotating detonation wave as its primary ...

Brake rotors are critical for safe stopping, yet often overlooked in regular car maintenance. Knowing when to measure, resurface, or replace them can save money and prevent accidents. With the right ...

GRAFTON, N.D. -- It seems almost too good to be true: A combine rotor that allows running at up to twice the usual speed through a crop, won't plug up, gives cleaner grain samples, handles all crops ...

The traditional piston engine has garnered the vast majority of attention and application in the internal combustion age, but there was another: the Wankel rotary engine. German engineer Felix Wankel ...

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 ...

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 ...

Designed and championed by self-taught engineer Felix Wankel, the rotary engine is now most closely associated with Japanese automaker Mazda. Many of the greatest Mazdas ever made, including the RX-7 ...

For decades, the corded Dremel rotary tool has been the gold standard by which all rotary tools are judged. Its influence on this category is so profound that people will often refer to any rotary ...

At long last, the rotary engine is back. Over a decade after the RX-8 was cancelled, Mazda has announced an all-new rotary powerplant that's going into production. It's just not in an RX-8 successor, ...

While Mazda and rotary engines are almost synonymous, their RX-line is often remembered by one, maybe two, models: the RX-7 and the slightly underappreciated RX-8. Why is it that we forget the pretty ...