Bernard H.V.220 aimed to compete in the 1931 Schneider Trophy, but engine failures and delays kept the French racing seaplane ...

What if classic retro games were made with modern technology? This video showcases a developer recreating Contra using Unreal Engine 5, featuring enhanced graphics, smoother gameplay, and updated ...

Abstract: A contra-rotating propeller (CRP) offers higher propulsion efficiency compared to a single propeller. This article presents a novel underwater CRP propulsion system that integrates a ...

Robert Allan Ltd. is has announced the signing of a new contract in November 2025 for the design of a TundRA 3100 icebreaking tug for the Port of Skellefteå, Sweden. This latest addition to the TundRA ...

The 727 wins ‘cool points’ for its tri-jet configuration, three engines handsomely placed below a T-tail. The T-tail, with ...

SINTEF has now designed and manufactured new measuring equipment for model testing of contra-rotating propellers. This could be good news for many large ships. “We see that propulsion efficiency ...

To meet the demands of fully electric and hybrid propulsion, manufacturers are developing podded, transverse and azimuthing thrusters with permanent magnet motors An increasing use of energy storage ...

NASA has contracted Momentus to use its Vigoride orbital service vehicle as a testbed to demonstrate a rotating detonation rocket engine in space in 2026. The rotating detonation rocket engine is ...

ULA will use a new roro vessel to transport Vulkan rockets to support Amazon’s Project Kuiper broadband initiative A new roro vessel under construction in Louisiana will provide ‘special deliveries’ ...

There have been published papers by the Air Force Research Lab and NASA on rotating detonation engines having 10% or more efficiency gains. A rotating detonation engine (RDE) uses a form of pressure ...