Your “Personal Bubble” is Actually a Cloud of Bacteria

A new study published in the journal Peer J has revealed that a “personal bubble” isn’t just a reference to a preferred spacial barrier—but a living, breathing organism that’s unique to each human. “If I scratch my head, thousands of skin cells, cell fragments, bacteria, and fungi get airborne,” explains former University of Oregon researcher James Meadow, and they follow you no matter where you go. Meadow’s research is especially intriguing for police investigators, who believe they can place suspects at the scene of the crime just by studying particles their microbiome clouds have picked up. Read more on the research at Wired.