It is a demonstration of how far human engineering ingenuity has reached, to be mimicking natural systems.

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Ever since, Chicago has been a laboratory for architectural experimentation, a celebration of engineering ingenuity and the joys of building something really, really tall.

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"The space shuttle is really a testament to American engineering and ingenuity, " he told CNN affiliate KOLD.

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Adding to Pogo Connect's ingenuity and advanced engineering, the company announces a new magnetic tip system, which allows the included tip to be easily removed, while also keeping the tip securely in place.

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Later still, as the industry matured, the skills that counted moved back somewhat from science (where they had rested for a time) to engineering, as growth and profits came to depend less on product innovation and more on process ingenuity.

ECONOMIST: The chemistry of growth