While you may not be able to teach an old dog new tricks, it seems you can teach a fish. Scientists have seemingly been able to train fish how to navigate their tanks in order to receive a reward.

Watching fish glide silently around a tank is one of the most relaxing hobbies a person can pick up, but keeping an actual aquarium alive comes with a long list of chores. Regular tank cleanings, ...

Engineers have developed robotic fish that mimic real aquatic life, offering an aquarium experience without the upkeep. These miniature submarines, powered by Arduino and guided by an overhead camera ...