Tom's Hardware on MSN
US Army successfully flies a hybrid electric drone with 3D-printed heavy-fuel rotary engine
The US Army VICTOR drone uses an optimized heavy-fuel rotary engine developed with metal 3D printing for rapid prototyping.
Interesting Engineering on MSN
US Army flies first 3D-printed heavy-fuel engine to extend tactical drone range
Military drones may soon fly longer, climb higher, and operate without dedicated liquid cooling ...
Years of ARL scientific research culminated in the successful flight demonstration of a 3D-printed heavy-fuel rotary-engine ...
Fuel cells enter the big leagues as Intelligent Energy unveils its 200-kW IE-DRIVE HD system for heavy vehicles. Billed as the "first-of-its-kind" multi-input, multi-output DC-DC converter, the new ...
RESTON, Va., Oct. 30, 2026 (GLOBE NEWSWIRE) -- (“Lightbridge” or the “Company”) (Nasdaq: LTBR), an advanced nuclear fuel ...
The guide compares oval gear, helical gear and Coriolis meters for heavy fuel oil, lubricants and resins, with viscosity ...
Under a recently announced rule, the nation's fleet of medium- and heavy-duty trucks must meet fuel efficiency and greenhouse gas emissions standards for the first time beginning with model year 2014.
WASHINGTON, Jan 30 (Reuters) - The U.S. Transportation Department said Friday it plans to propose rolling back fuel economy standards for heavy-duty pickup trucks and vans, the latest effort to ...
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