For a certain set of Chinese locks, simply having the key is not enough to access the prize. Opening the lock requires either previous knowledge or a degree of ingenuity to solve these “complex puzzle ...
PHILADELPHIA (CBS) - There's a group of puzzle-masters in Philadelphia, but they're not solving Sudoku or completing crosswords. They're people who love locks. "Lockpicking requires a lot of creative ...
A species of Indonesian parrot can solve complex mechanical problems that involve undoing a series of locks one after another, revealing new depths to physical intelligence in birds. A species of ...
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