Shrinking an engine down to a tiny device capable of powering micromachines is no longer just a flight of fancy. The world's smallest steam engine combines a small plastic bead with lasers to ...

More an ancient tool than a groundbreaking gadget, the fire piston relies on basic chemistry to ignite a campfire with the ...

Rotary engines are already known for their high RPM; the smaller they get, the higher they tend to rev. So what happens when the world’s smallest rotary engine gets put to the test? Well, 30,000 RPM ...

Cessna, a Textron Aviation brand, currently offers several types of single-engine aircraft that fulfill a wide variety of applications. Those aircraft can be classified into two main categories: small ...

WASHINGTON, Oct 18 (Reuters) - The U.S Environmental Protection Agency on Wednesday issued a final determination declaring that emissions from aircraft that use leaded fuel pose a danger to public ...

Piston-engine aircraft remain dominant in general aviation, with a total of 1,366 single-engine aircraft delivered in 2022, including a small number of electric models. Cirrus Aircraft maintained a ...