Welcome Back to the Daily Aviation as we explore U.S. Air Force jet engine maintenance, from F-22 Raptor hush house testing ...

Hypersonic developer Hermeus has begun testing a proprietary pre-cooler technology that will allow a standard Pratt & Whitney F100 jet engine to operate at higher speeds and with greater efficiency.

Astro Mechanica’s ground demonstrator, based on a GE CT7 turboshaft, drives a generator powering two propulsors. Credit: Astro Mechanica U.S. startup Astro Mechanica plans to take its hybrid-electric ...

Coconut oil can be turned into biofuel that runs in a small jet engine when blended with conventional jet fuel. The blends kept engine efficiency close to standard Jet A-1 and reduced hydrocarbon ...

The Rolls-Royce composite carbon/titanium (CTi) fan system for the Advance and UltraFan™ engine designs has completed its most recent phase of testing at the company’s outdoor jet engine test facility ...

A military L-39 Albatros jet arrives from Estonia in a shipping container, and the team has just three days to reassemble its ...

In Ohio, GE Aviation is talking with Great Plains Oil & Exploration about using the company’s camelina oil as biofuel feedstock for renewable jet fuel. The company is also exploring algae as a ...

Rolls-Royce initiated the UltraFan program more than 10 years ago, and the demonstrator engine is assembled and undergoing testing in Derby, England, at full power and running on Sustainable Aviation ...