On a battlefield saturated with buzzing quadcopters and roaring loitering munitions, a new aircraft is trying to disappear rather than dominate the noise. Ukraine’s Raybird reconnaissance drone, now ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists have used one of the world's most powerful supercomputers to find out how microscopic damage to turbine blades ...

Rolls-Royce is ditching diesel for methanol with its new maritime engine, described as the world's first high-speed marine engine in its performance class to operate exclusively on pure wood alcohol ...

Jet engine technology is among some of the most advanced means of propulsion in the skies today. From commercial airlines to military fighter planes, these massive engines can be heard roaring ...