Add Yahoo as a preferred source to see more of our stories on Google. a collage of the Pyrex measuring cups Getty Images and Manik Roy/Unsplash Pyrex containers are a staple in many kitchens. I grew ...

In today's world, saving leftovers is as easy as throwing them in a Pyrex container. But that hasn't always been the case. According to Next Day Flyers, prehistoric humans used whatever they could ...