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The US military flew an experimental, hybrid-electric stealth drone shaped like the B-2 Spirit
The XRQ-73, a 1,250-pound drone, uses a mix of electric and jet-fuel propulsion, which is supposed to make it much quieter ...
Interesting Engineering on MSN
Hybrid-electric US military drone tested for 18,000-foot flight with ultra-low engine noise
A new US military drone with hybrid-electric propulsion made its first flight in April ...
The US military’s massive $1.5 trillion budget request for the next fiscal year includes what Pentagon officials described as the largest investment in drone warfare and counter-drone technology in US ...
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