Forehead ‘e-tattoo’ tracks how hard you’re thinking

Nature, Published online: 29 May 2025; doi:10.1038/d41586-025-01652-5Temporary device records eye movement and brain activity to monitor mental strain.

May 29, 2025 - 18:25
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Forehead ‘e-tattoo’ tracks how hard you’re thinking

Nature, Published online: 29 May 2025; doi:10.1038/d41586-025-01652-5Temporary device records eye movement and brain activity to monitor mental strain.