Ram trucks are built for hauling, towing, and tackling tough jobs. But did you know they also come with a hidden math lesson? Over the years, automakers have embraced Easter eggs — hidden design ...

Recently, I co-authored and published a math paper that solved a 15-year-old mystery. But, unlike a book or a gadget, the work cannot be copyrighted or bought and sold. In fact, my co-author and I ...