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Why a brain research lab is switching from fruit flies to tiny fish

NPR | By Jon Hamilton
Published June 15, 2026 at 6:45 PM EDT

One of the world's leading brain research labs is switching from fruit flies to a tiny, transparent fish. The goal is to observe an entire animal's brain at work.

Copyright 2026 NPR
Jon Hamilton
Jon Hamilton is a correspondent for NPR's Science Desk. Currently he focuses on neuroscience and health risks.
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