TOPICSEngine

Engine

Airplane engine and blades with blue backlight Illumination close up
Technology

Why does emerging electric aircraft engine technology sound so annoying?

Amit Malewar

The study dives deeper into the physics of aerodynamic sound generation.

Conceptual scheme of a supersonic vehicle using the ram-rotor detonation engine.
Technology

Engineers reveal new ram-rotor detonation engine concept

Ashwini Sakharkar

It could improve the efficiency of rotating detonation engines.

refrigerant flow
Technology

A low-cost method to reduce pollution from hydrogen engines

Ashwini Sakharkar

Catalytic emissions cleanup efficiency significantly improved.

This artist concept shows a NASA-developed small-core jet engine installed in General Electric Aerospace’s CFM RISE jet engine design.
Technology

NASA to design sustainable jet engine core for future airliners

Amit Malewar

The agency is developing a small core for a hybrid-electric turbofan jet engine.

Argonne recently began testing the engine in Argonne’s state-of-the-art facilities.
Technology

Hydrogen engine to decarbonize long-haul commercial vehicles

Ashwini Sakharkar

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 Soyuz spacecraft launches from the Baikonur Cosmodrome in Kazakhstan in 2017 using a conventional, fuel-intensive engine. UW researchers have developed a mathematical model that describes how a new type of engine — one that promises to make rockets fuel-efficient, more lightweight and less complicated to construct — works.NASA/Bill Ingalls/Flickr
Technology

A rotating detonation engine promises to make rockets more fuel-efficient

Amit Malewar

Simple, fuel-efficient rocket engine could enable cheaper, lighter spacecraft.

Low-Cost Jet Engines That Reach Space Without Burning Fossil Fuels
Technology

Low-cost jet engines that reach space without burning fossil fuels

Amit Malewar

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...

Recent Stories

New theory suggests dark matter formed from massless particles

Physics

Why does emerging electric aircraft engine technology sound so annoying?

Technology

Researchers produced Megavolt energy protons using a few millijoule lasers

Physics

Mystery solved: Why foams are leakier than expected

Chemistry

Multilayered materials that work together, like nacre

Invention