Engine
Why does emerging electric aircraft engine technology sound so annoying?
The study dives deeper into the physics of aerodynamic sound generation.
Engineers reveal new ram-rotor detonation engine concept
It could improve the efficiency of rotating detonation engines.
A low-cost method to reduce pollution from hydrogen engines
Catalytic emissions cleanup efficiency significantly improved.
NASA to design sustainable jet engine core for future airliners
The agency is developing a small core for a hybrid-electric turbofan jet engine.
Hydrogen engine to decarbonize long-haul commercial vehicles
Invented over a century ago, the opposed-piston engine was primarily used during World War II to power submarines and aircraft carriers due to its...
A rotating detonation engine promises to make rockets more fuel-efficient
Simple, fuel-efficient rocket engine could enable cheaper, lighter spacecraft.
Low-cost jet engines that reach space without burning fossil fuels
A traditional jet engine in planes converts energy-rich, liquid fuel into a powerful thrust that pushes a plane forward. They create thrust by mixing compressed air...