A major medical milestone took place in May 2025, when doctors at the Children’s Hospital of Philadelphia used CRISPR-based gene editing to treat a child with a rare genetic disorder. Unlike earlier ...

Gene editing has moved from theory to bedside with a speed that would have seemed impossible a decade ago. A new wave of CRISPR advances is not only correcting single mutations in the lab but ...

Turning genes on and off is like flipping a light switch, controlling whether genes in a cell are active. When a gene is turned on, the production of proteins or other substances is promoted; when ...