AI News | Tech | Human Impact on Instagram: "This video shows how something as ancient as origami is quietly shaping the future of advanced engineering. What you are looking at is an iris mechanism, a device inspired by folding principles and used in aircraft engines to precisely control airflow. It works much like a camera aperture, using overlapping curved panels that expand and contract around a central opening. In aircraft engines, this mechanism plays a critical role in temperature regulati

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TrendTok Hub on Instagram: "The post showcases a 26-second animated video of a wooden bi-fold door mechanism in a modern convertible home, demonstrating how it folds and slides to maximize space, with the caption highlighting its adaptive design for varying lifestyles. Released on December 26, 2025, by content creator @MlKKEYY , it quickly amassed over 300,000 views and 1,100 likes, drawing enthusiastic replies in Indonesian praising the innovative "cool door" for its clever engineering. This co