At Old Rhinebeck Airdrome in Red Hook, New York, sits one of the premier collections of vintage aircraft in the United States. Director of Maintenance Mark Mondello is one of the key people ...

It's the stuff of legend: goggles, leathercaps, and fluttering white scarves, brightly-colored canvas-and-wood aircraft clashing in battle, just barely past the fledgling stage of human flight. The ...

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 ...

A Wankel engine is a type of rotary engine, but not all rotary engines are Wankel engines. Wrapping your mind around this idea will help you to better understand the similarities as well as the ...

While modern engines feature many tweaks and improvements on the original ideas, they usually aren't as interesting as the strange contraptions engineers experimented with in the early days. Take, for ...

Click to open image viewer. Although numerous rotary aircraft engines were made by many manufacturers, the French Gnome, developed by the Seguin brothers, was most successful in bringing the rotary to ...

Click to open image viewer. Power rating: 37 kw (50 hp) at 1,200 rpm Displacement: 7.98 L ( 488.5 cu in.) Bore and Stroke: 110 mm (4.33 in.) x 120 mm (4.73 in.) The first successful rotary engine is ...