Stefano Zapperi, a theoretical physicist, explores the intriguing spread of rumors during the French Revolution, revealing how socio-economic factors fueled the 'Great Fear.' He applies modern epidemiological models to illustrate the viral nature of social unrest and its rational underpinnings. Lizzie Gibney, a Nature reporter, discusses public perceptions of quantum mechanics through a quiz, revealing widespread preferences for realist interpretations despite their complexities. Together, they bridge historical events and scientific dialogues, shedding light on the power of information.