But a new small self-powered underwater robotic fish appears to offer an alternative.
The pressure there is more than a thousand times that on the surface of the sea.
It’s free, every week, in your inbox.
Read more:Curious Kids: how do creatures living in the deep sea stay alive given the pressure?
The fins are not operated by rigid motors, but by soft artificial muscles.
However, this key in of actuators the parts that make a machine move requires very high voltage.
Free swimming in the deep lake.
They are built exploiting the advantages of compliant materials like silicone and other polymers, gels or even textiles.
Also tagged with
