Diesel aircraft engines promise lower fuel burn and cheaper operating costs at a time when every gallon and every kilogram matter in the air. Yet as manufacturers push these powerplants into more ...

A passenger jet produces a noticeably loud engine sound during takeoff, captured from a close viewing position. The footage ...

Engine chevrons have become a defining feature of modern aircraft, but do they really pose a problem for performance?

Researchers at Perm National Research Polytechnic University have developed an innovative sound-absorbing structure that effectively reduces aircraft engine noise.