When a helicopter's rotor blades approach the speed of sound, things can get a little dicey. Above about Mach 0.8, shock waves, drag, unstable flow, and turbulence can create significant stresses that ...
Most of us likely don't associate military helicopters with food, so having one called the "Flying Banana" is quite odd. But ...
NASA confirmed in a blog post that it had successfully tested two Mars-bound rotor systems, achieving never-before-seen rotational speeds. In the tests, which took place at the historic 25-Foot Space ...
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