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Scientists discover ancient brain cells that help block distractions

Science Daily · Jun 24, 2026, 1:30 PM

Why this matters: new research or scientific developments with potential real-world impact.

Scientists have discovered a tiny group of neurons in an ancient brain region that acts like a built-in focus filter, helping the brain ignore distractions and zero in on what matters most. When researchers temporarily switched off these neurons in mice, the animals became unusually distractible—sim

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