Bring in the latest McDonald’s mystery: Why do some of its cup lids have rectangular buttons? I mean, the cup lids already ...

It turns out the answer is two. As she struggles to seal the plastic lid on the cup, another barista jumps in to help her. It doesn't work, so they toss the lid and try again with a new cup ...

Starbucks recently introduced new compostable cups in select states, including California, aiming to reduce plastic waste. While some students applaud the eco-friendly change, others are less than ...