Chances are, there’s a BiC Cristal ballpoint pen among your odds and ends ... most unsung and overlooked pieces of technology ever invented. And weirdly, it hasn’t had the honor of trademark ...

ballpoint pens are still called "biros" in his honor. In 1849, American inventor Walter Hunt needed to settle a $15 debt. Inspired, he twisted a piece of wire for a few hours and invented the ...

Pencils, erasers, ballpoint pens - it was always fun to start a new ... History contains many names linked to the invention of the pencil sharpener. One of them is the African American inventor ...

That toilet paper everyone hoards? Yeah, someone invented that, along with ballpoint pens, spray bottles and dozens of other everyday items we take for granted. These are some of the most useful ...