A College Lab Mix-Up Left Over 30 People Thinking They Were Exposed to a Deadly Pathogen

Thirty-two people thought they were exposed to a deadly bacterium during a 2025 college microbiology lab exercise, according to the CDC’s recently released Morbidity and Mortality Weekly Report. It’s a classic blunder-headed mix-up, but one that could potentially have been tragic. It was just a routine laboratory classroom exercise wherein students in Utah were supposed…