How a Single Microscopic DNA Typo Can Radically Alter Your Entire Body
At a press conference on March 2, 2026, a toddler named KJ Muldoon walked across a room. Under ordinary circumstances, a walking toddler does not make international medical news. But KJ was born with carbamoyl-phosphate synthetase 1 (CPS1) deficiency, an ultrarare metabolic disorder that historicall ...