Cell Press May 14 2026 Materials scientists have designed brain-stimulating contact lenses that are as effective as Prozac at treating depression in mice. The soft, transparent contact lenses have in-built electrodes that deliver mild electrical signals to the brain via the retina to stimulate specific brain regions associated with depression. Publishing May 14th, 2026, in the Cell Press journal  Cell Reports Physical Science , the paper shows that depressed mice displayed reduced behavioral,