America owes its fascination with the yo-yo mainly to Chicago businessman Donald F. Duncan Sr., who spotted it while on a business trip to San Francisco in 1928. It was being used by Pedro Flores, a ...

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The man behind me in the queue was trying to be helpful: “It’s true, though, right? They are used as weapons in Asia. I go there a lot and I’ve seen them do it—they’re lethal.” He made a sudden ...

June 6 marks National Yo-Yo Day, a celebration of one of the world's oldest and most enduring toys. The date honors the birthday of Donald F. Duncan Sr., the entrepreneur who helped turn the yo-yo ...

When John Hankla was about 15 - he's 87 now - he met a yo-yo demonstrator from Duncan, the company famous for the spinning toy, who performed at local drug stores. Hankla became an apprentice of sorts ...