No matter whether you run car, motorcycle, boat, or airplane, one common fact binding all these vehicles is that their engines all need oil. An internal combustion engine running at speed is a violent ...

The first recognizable internal combustion engine was developed by Nikolaus Otto in 1861. Since then, the gasoline-powered engine has evolved immensely. However, the principles that underlie how ...

RACINE, Wis.--(BUSINESS WIRE)--DeltaHawk Engines, builders of a revolutionary FAA-certified jet-fueled piston engine for general aviation aircraft, has recently completed advanced simulation analysis ...

The National Academies of Sciences, Engineering, and Medicine are private, nonprofit institutions that provide expert advice on some of the most pressing challenges facing the nation and world. Our ...

Piston-engined fighters ruled the roost for thirty years. A brutal survival of the fittest ensured a rapid evolution of these characterful machines; the final fighters were over six times faster and ...

OSHKOSH—Piper Aircraft has partnered with jet-fueled, diesel piston-engine maker DeltaHawk to give future buyers of PA-44 Seminoles a way to bypass the looming U.S. transition away from leaded avgas.

Cirrus Aircraft has introduced a new variant of its popular single-engine SR-series aircraft, with a redesigned interior, updated electronics and displays, advanced safety systems and other comfort ...

The AOPA has tested unleaded avgas on a Beechcraft Baron demonstration aircraft, shown on display at EAA AirVenture Oshkosh ...

In response to a congressional request, the committee will conduct a study and issues a report on lead emissions from piston-powered general-aviation aircraft. The committee’s report will include ...