Biological tissues exhibit two contradictory properties: they have a robust architecture that is required for their maintenance and resistance to stress, and they can be extensively remodelled during ...
The increasing size and speed of airplanes led to rapidly growing "hinge moments"—the force needed to deflect control surfaces—making manual control difficult for pilots. Anton Flettner's "tab" ...
Key point: A stealth revolution coming soon? Researchers at BAE Systems and The University of Manchester successfully test-flew an experimental unmanned aerial vehicle with no moving control surfaces, ...
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