«Realistic robot carp created: First robot fish with autonomous 3 - D movement in Asia.» (sciencedaily.com)
The difference between earlier models of robot fish is that this one doesn't need a remote control and swims independently. (treehugger.com)
A soft robot fish from China's Zhejiang University swims by ditching the usual rigid motors and propellers for an artificial muscle which flexes. (fortune.com)