Cyberattack risk prompts Navy to take up celestial navigation

Hackers have hit government agencies and private companies alike, and the instances of data theft and compromise are becoming increasingly severe. The risk of cyberattacks is ever present, and as such, the U.S. Navy has decided to restart teaching celestial navigation as a backup tool. The Naval Academy used to teach celestial navigation, but stopped in the 1990s, prompting outcry. …