This Robot Fish Has ‘Blood’ That Doubles As Its Muscles

It can operate autonomously for over a day and a half, and even swims upstream at a respectable speed.

By Bill Andrews
Jun 19, 2019 5:05 PMFeb 22, 2020 12:47 AM
Robot Lionfish Fish - James Pikul
The robot fish in its natural environment. (Credit: James Pikul)

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When it comes to designing better gizmos, efficiency is the name of the game. Why have two separate components to do two separate tasks, if you can have one do both? We have a whole bird-killing metaphor about how great it is to be efficient.

Well, what’s good for the goose, it turns out, is also good for the robot fish.

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