People are fascinated by unsolved mysteries due to the intrigue and curiosity they evoke. These cases often involve unexplained events, missing information, or unanswered questions, allowing individuals to speculate and theorize. The ambiguity and potential for hidden truths capture the imagination, offering a blend of suspense and intellectual challenge. Additionally, unsolved mysteries tap into a fundamental human desire for closure and understanding, prompting a deep psychological engagement as people seek to piece together clues and uncover the truth.