Counter-intuitive data from wearable sensors has shattered the myth that 'spending time together' solves group friction. In fact, the University of Bern study found that more frequent and longer physical proximity actually catalyzed conflict and mistrust. The sensors, which recorded every movement and interaction, showed that as the mission progressed, the very act of being near one another became a source of stress rather than support. Subjectively perceived performance among the crew members crashed as the social environment soured. Instead of a tight-knit unit, the researchers observed a group of individuals retreating into themselves or engaging in hostile micro-interactions. This discovery confronts the traditional management philosophy that proximity equals collaboration. In the high-pressure 'pressure cooker' of Concordia, closeness became a liability. The study, published in the prestigious journal PNAS, proves that in confined spaces, the human brain begins to interpret neutral social cues as threats, leading to a surge in paranoid ideation that can jeopardize the entire mission's success.