They design a robot that grows like a fish: it goes from 60 centimeters to almost 3 meters

A biomimetic aquatic robot developed by Swiss and American specialists can be built from the same design and adapt from approximately 60 centimeters to nearly 3 meters in length. This scalability capability, published in the journal npj Robotics, could facilitate the use of biomimetic robots in both small streams and large bodies of water, offering versatility for different aquatic environments.

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