The normalization of deviance
Just over 15 years ago, the Space Shuttle Columbia began its re-entry into the Earth’s atmosphere at the end of its 28th mission. As it did so, Mission Control in Houston started to receive unusual readings from sensors within the left wing, with heat recordings higher than the usual 1370º celsius. These sensors then failed, as did the ones in the landing gear well on the left wing, puzzling the engineers. Read more