While espresso has received the lion's share of such attention, physicists at the University of Pennsylvania have investigated the physics behind brewing so-called "pour-over" coffee, in which hot ...

It soon became clear that the best pour-over coffee requires generating an avalanche effect in the grains—an outcome best ...

I’m afraid I now run the risk of never using the steam wand on my espresso machine again. Making barista-quality microfoam ...