This provides fodder for fun jabs and inside jokes, but it did get me wondering: Why do coffee and tea stain all my mugs, and why are the stains so hard to get rid of? With these questions in mind ...

With these questions in mind, I fell down the rabbit hole of all things coffee stains ... Sprinkle a few teaspoons of baking soda inside the cup or mug, gently pour in white vinegar and allow ...

True to form, Ninja’s new travel mug ... inside that absorbs energy to bring your beverage to the perfect drinkable temperature. What’s more, despite my skepticism, it works. Imagine enjoying ...