AIGO-TEC is one of those brands that’s been around for ages, but you’ve probably never heard of them. The German company traces its lineage back to Margarete Steiff, and the invention of plush toys ...

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Roughly 130 years ago, New Yorker August Schrader and his able son, George, applied to the U.S. Patent and Trademark Office to protect the ownership of their new invention. It was a valve. "This ...

I know it’s borderline sacrilege around these parts, but I have a few technical problems with Presta valves. Although it seems illogical, keeping bike tires inflated consistently is the last giant ...