This new propulsion system could rewrite the rules of spaceflight—not to mention completely defy conventional physics.

The new aircraft design features four 2-megawatt electric propulsion engines, each powered by a dedicated fuel cell system.

Hydrogen propulsion is expected to evolve through three distinct innovation waves: Early Adoption: Safe yet less efficient ...

The NEO Surveyor fulfills a 2005 act of Congress ordering NASA to catalog 90% of near-Earth objects larger than 459 feet (140 ...

Danish company Gori Propeller has been one of the foremost names in folding marine propellers used on sailboat auxiliary ...

Engineers are exploring propulsion methods that could enable longer-distance travel ...

The two California-based companies have formed a strategic partnership to develop the first commercial nuclear-powered ...

MELBOURNE, Australia—BAE Systems developers see the recently flown STRIX X-wing vertical takeoff and landing (VTOL) uncrewed aircraft prototype potentially spawning a family of different-sized ...

Mar. 17, 2025 — The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in HR 8799, a multiplanet system 130 light-years away ...

Schottel-Werft and Siemens AG Marine Engineering have developed a new propulsion systems with a power range between five and 30 MW per unit. The system is designed to provide efficient propulsion ...

Nuclear rockets are the future of space propulsion, and while fission propulsion ... and created a short video detailing how the system would work, complete with a rendering of the fusion engine ...

Mar. 26, 2025 — Researchers have discovered that mRNA-based COVID-19 vaccines have a persistent effect on the innate immune system. These mechanisms may help the ...