A man with ALS who can no longer speak just had a full conversation, sent emails, joined video calls, and kept his job, using nothing but his thoughts. A person paralyzed from the chest down stood up and walked across a room. Someone with drug-resistant epilepsy went from unpredictable seizures to a device that warns them minutes before one happens. None of this is science fiction. Every example in this article comes from published, peer-reviewed research or documented clinical trial results....