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How An Escalator Works

By: Megan Lai, Journalist

Ever wanted to know how escalators work? In this article, you'll learn all about the parts and how escalators function.

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Have you ever wanted to know how machines have been designed to clean up bowling balls without the manual help? Well, read this article to find out about the components and mechanisms of a bowling pinsetter.

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How Hammers Work

By: Prisha Polra, Journalist

The hammer is a very popular tool that's been used for centuries. During the bronze age the hammer started evolving when different kinds of metal started being discovered and used.

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