A Systems Engineering Approach to Sustainable Power Systems

Research and development work continue to deliver cleaner, more efficient, and more diverse ways of generating the energy we need to power modern society.

Fixed-Wing Angle eVTOL

New design removes the need for mechanisms to perform active tilting of the wings or rotors, reducing system mass.

Aeronautics in the 21st Century: Safe. Sustainable. Smart.

Aviation is emerging aggressively from the pandemic to turn setbacks into comebacks.

Propelling the Future of Sustainable Aviation

Electric aircraft hold tremendous potential to improve emission, noise, and operating economics across a range of different applications in support of the goal of achieving net-zero carbon emissions by 2050.

High-Power Direct Borohydride Fuel Cells

Electrification of the transportation sector is critical to future energy and environmental resilience and will require high-power fuel cells (either standalone or in conjunction with batteries) to...

Advancing Hybrid-Electric Propulsion Systems for Sustainable Flight

Hybrid-electric propulsion systems hold clear potential to reduce aircraft carbon dioxide emissions and support the goal of greater sustainability in aviation.

Powering Tomorrow: Battery and Electrification Summit Preview

The online Battery and Electrification Summit on June 15 and 16, 2021 offers two days of expert insight, innovation, and emerging applications.

Hybrid-Electric Plane Concept Could Reduce Air Pollution

The proposed design could reduce nitrogen oxide emissions by 95 percent.

Nano Diamond Battery Provides Universal Applicability

Energy is absorbed in the diamond through a process called inelastic scattering, which is used to generate electricity.

Battery Improvement Enhances Electric Flight and Long-Range Electric Cars

The new battery technology could improve electric vertical takeoff and landing aircraft and supercharge safe, long-range electric cars.

Multiple Sensors Aid in Development of an Electrical Vertical Takeoff and Landing Aircraft

Beta Technologies is putting their Electrical Vertical Takeoff and Landing aircraft (eVTOL) prototype through the wringer.

Novel Turboelectric Aircraft Design

NASA Langley Research Center has developed a novel aircraft design that can carry 150+ passengers over a range of 3,500 nautical miles. Key features include a turboelectric propulsion system, twin...

High-Voltage Power System for Hybrid Electric Aircraft Propulsion

Innovators at NASA’s Glenn Research Center have developed a variable-frequency, alternating current (AC) power system to enable turbo-electric and hybrid electric...

Stop-Rotor Rotary Wing Aircraft

Some unmanned aircraft designs attempt to combine the vertical takeoff and landing (VTOL) and hover capabilities of a helicopter with the increased speed and range capabilities of fixed-wing airplanes....

New Horizons for Aviation Technology

Thanks to advancements developed by NASA, today’s aviation industry is better equipped than ever to safely and efficiently transport passengers to their destinations. In fact, every U.S. aircraft and...

The Increasing Use of Electrical Actuators in the Aerospace and Defense Industry

Hydraulic and pneumatic systems have traditionally been the market leader in providing power in the aerospace and defense industry because of their low cost and...

Mass-Produced Hollow Cathodes Will Cost Less

A commercial version of the NASA plasma-contactor hollow-cathode assembly (PC HCA) has been developed. The NASA PC HCA is a highly reliable hollow discharge cathode that is the most thoroughly...