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Dec 2021
15m 59s

Dragonfly and sky spy

Bbc World Service
About this episode
<p>S2 Ep 27. The amazing agility of a dragonfly leads to the creation of a new spy drone. Their four wings can move independently of each other, enabling them to fly forwards, backwards, sideways, up and down and suddenly stop and hover like a helicopter. This caught the attention of engineers who wanted to develop a small drone that could be used by the mil ... Show More
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Jan 2022
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