Scientists crack 443-year-old shipwreck lock code using CT scans

Researchers have successfully unlocked a 443-year-old brass combination lock recovered from the 1583 shipwreck of the Ann Francis off the Welsh coast. By utilizing advanced micro-CT scanning technology, the team identified the four-letter combination as ANCE without damaging the artifact. This discovery provides rare insight into maritime history and the contents of the ill-fated vessel.