A controversial Alzheimer’s surgery is said to reverse symptoms — here’s what scientists know0

• SCIENCE, Science / Health, Science Mission Directorate, scientists, Space, Space Communications & Navigation Program, Space Launch System (SLS), Space Telescope, space-x-ipo, SpaceX
• August 12, 2026

The video opens with a man in his 80s slumped in a hospital bed, his face hollow as he scrunches his eyes. A jump cut advances the scene three days: the man is alert now, words gathering as he identifies his son. Six months later, he is pictured sitting upright, engaged in conversation. His gaze