Why Did Seattle's Windshields Suddenly Shatter?Mass delusion and the search for a phantom enemy

From the show

The Logic Glitch

In 1954, residents of Washington State began reporting mysterious pits appearing in their car windshields. Theories ranged from nuclear fallout to sand fleas, sparking a frantic investigation and widespread panic. The culprit turned out to be ordinary road debris that drivers only noticed because they were suddenly looking for it, illustrating the power of observation bias.