This episode unzips the fascinating journey of one of the most overlooked inventions in daily life — the zipper. It begins with Whitcomb Judson, an American inventor in the 1890s who tried to replace shoelaces with his “clasp locker.” The idea was brilliant but flawed; the device jammed and failed to gain traction. Years later, Gideon Sundback, a Swedish engineer, refined the mechanism, replacing hooks with interlocking metal teeth and creating the first practical zipper in 1913.

At first, the zipper was used only in boots and pouches, but its turning point came during World War I, when the U.S. military adopted it for uniforms and gear. Fashion designers later transformed it from a utilitarian tool into a bold symbol of modernity — most notably Elsa Schiaparelli, who showc ...