Closing a bag of chips is supposed to be one of life’s simplest tasks, but all who have tried can agree that it can quickly become frustrating. The bag doesn’t fold neatly. The roll you ...

An curved arrow pointing right. The modern chip bag took decades to evolve from a single sheet to a complicated mix of plastics and aluminum. The design, referred to as a multilayered package ...

It doesn’t take a genius to realize that when you pay (an increasingly high price) for a bag of chips, you’re forking over your hard-earned cash for a bunch of air. Why is it there ...