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Scientists study how the brain of a fish filters out signals

NPR | By Pien Huang

Published September 4, 2026 at 4:02 AM EDT

The elephantnose fish is native to Africa and a darling of neuroscientists, for its specialized cerebellum-like brain. Scientists have mapped the neurons in a part of the brain that senses electrical signals in detail, and found that how it filters out electrical noise is more complex than they thought.

Pien Huang

Pien Huang is a correspondent on the Science desk. She was NPR's first Reflect America Fellow, working with shows, desks and podcasts to bring more diverse voices to air and online.

See stories by Pien Huang