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Adrian Bejan | Root shape, from Design in Nature
The video asks for the shape of a root that maximizes water production, treating the root as a solid body of revolution in wet soil, with the ground at…
Nov 13
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Umit Gunes
1
Adrian Bejan | Vegetation and Hair, from Design in Nature
The video turns to vegetation and hair, asking what flows in a tree, why plants come before animals, and why the drawing of trees in a forest looks so…
Nov 8
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Umit Gunes
Adrian Bejan | Columns and Skeletons, from Design in Nature
The video follows beams, columns, trusses, and skeletons from dried mud and fired brick to iron bridges, skyscrapers, and concrete, and shows how shape…
Nov 1
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Umit Gunes
Adrian Bejan | I beam cross section, from Design in Nature
The video examines a family of drawings spread across a space using two simple moves, tapering and hollowing, and demonstrates how the expense decreases…
Oct 16
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Umit Gunes
Adrian Bejan | Tapered cantilever beam, from Design in Nature
Under the same loading, deflection, material, and maximum allowable stress, the video demonstrates the effect of changing the drawing from a solid round…
Oct 13
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Umit Gunes
1
Adrian Bejan | Tree branches, equality in failure, from Design in Nature
The video explains how the evolution of solid structures follows the same logic as flow systems, aiming for efficiency, adaptability, and survival.
Sep 26
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Umit Gunes
Adrian Bejan | Access, Contrast, Structure, Stress, from Design in Nature
The video develops the idea of access as the foundation of design, contrasting it with terms like resistance or entropy that are abstract and less…
Sep 18
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Umit Gunes
Adrian Bejan | Energy store & release motion, from Design in Nature
The video explores the concept of store-and-release energy locomotion, demonstrating how certain animals achieve extraordinary jumps by compressing…
Sep 11
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Umit Gunes
Adrian Bejan | Education, Indoctrination, from Design in Nature
The video contrasts education with indoctrination, making clear that the essence of learning lies in exchange rather than one-way transmission.
Sep 6
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Umit Gunes
Adrian Bejan | Snake locomotion, from Design in Nature
This video explains snake locomotion as part of the broader rhythm of animal movement, showing that even without legs, snakes follow the same principle…
Aug 30
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Umit Gunes
1
Adrian Bejan | Nature's wheel and bicycle, from Design in Nature
The video develops the idea that movement in animals and humans follows a natural design that can be understood as a kind of wheel, showing how steps…
Aug 21
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Umit Gunes
Adrian Bejan | Gravity does matter to the fish, from Design in Nature
In this video, Adrian Bejan challenges a widespread assumption in scientific literature that gravity does not matter to the fish.
Aug 15
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Umit Gunes
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