Add Yahoo as a preferred source to see more of our stories on Google. Sure, paper clips end up floating around junk drawers and clutter desk tops, but they're good for more than just organizing papers ...

Let's suppose you need to measure the mass of some water, and you want to construct a scale to do it. But you are in a normal house filled with normal stuff. There’s no fancy scientific equipment. Can ...

The paper clip might seem like an ordinary object in your stationery drawer, but its simplicity hides a surprisingly rich history and wide range of uses. Designed to hold sheets of paper together, ...