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Mind-reading brain chip 74% accurate, hope or nightmare

Stanford announced a brain chip that can translate thoughts into text with up to 74% accuracy, opening up hope for communication for the disabled but raising privacy concerns.

Báo Khoa học và Đời sốngBáo Khoa học và Đời sống24/08/2025

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Stanford scientists have just announced research on a brain chip that can decode thoughts into text with up to 74% accuracy.
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The chip implants microelectrodes into the motor brain region and records signals as participants attempt to speak or simply imagine speaking.
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In particular, the system also integrates a password mechanism, only activating thought translation when the user thinks of the secret phrase.
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In testing, the correct password recognition rate reached 99%, ensuring that the chip does not operate unintentionally.
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This achievement opens up hope to help millions of disabled people regain their ability to communicate naturally.
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However, experts warn that this technology could become a "mind-reading" tool if not tightly managed.
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The big question is who will control brain data and where will the line lie between medicine and human surveillance.
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Even Stanford researchers acknowledge the need for legal frameworks and technical barriers to protect human privacy.
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Source: https://khoahocdoisong.vn/chip-nao-doc-y-nghi-74-chinh-xac-hy-vong-hay-ac-mong-post2149047590.html


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