it seems I’m right ― there really is a trick baristas learn, but the public doesn’t know. The inside of your coffee cup has a vertical seam where one side of the strip that forms the ...

All in, it seems like right-side-up may be the key to storing cups ... to worry about dust collecting in your holiday-themed coffee mug, flip it upside down until you need it.

or how easily we pour coffee into a cup. We don’t stop to think, ‘Will the coffee rise up and pour out?’ or ‘Can we pour the coffee?’ We just do it. Gravity handles this for us by applying force to ...