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Transportation: Air Travel

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https://www.nextbigfuture.com, brian wang

Lockheed Martin is using turbine rocket combined cycle (TRCC) to build a mach 6-10 hypersonic plane. The TRCC is an engine that switches between turbofan, ramjet and scramjets for subsonic, supersonic, and hypersonic flight. The TRCC engine will be t

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http://newatlas.com

If you want a helicopter to be faster and more efficient in forward flight, why not just give it some wings for added aerodynamic lift, and a set of propellers (aka lateral rotors) for forward thrust? That was the thinking behind the Eurocopter X3 de

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https://www.lewrockwell.com

If you don't pop in your noise-canceling headphones the moment you take your seat on a flight, you'll eventually hear a familiar sound: a "ping," used by the crew to communicate with passengers. That non-threatening sound signals when you sho

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