BionicOpter dragonfly robot, Festo AG & Co. KG, Esslingen am Neckar, Germany

With the BionicOpter, Festo has technically mastered the highly complex flight characteristics of the dragonfly. Just like its model in nature, this ultralight flying object can fly in all directions, hover in mid-air and glide without beating its wings.

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The boys travelled to Germany to capture stunning footage of the free-flying dragonfly robots, or BionicOpters, at the engineers playground - Festo.

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Sam and Si catch up with Dr Henry Frontzek to talk us through his incredible flying robots created at Festo, in Germany.

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