Researchers explore the role of uneven coffee extraction using a simple mathematical model. They split the coffee into two regions to examine whether uneven flow does in fact make weaker espresso. One ...

Scientists have identified the golden ratio for ground espresso beans, or more aptly, the Goldilocks ratio: not too small, not too large, but somewhere in the middle. A team of researchers from around ...

For far too long, quality espresso was simply beyond the reach of the home coffee lover. Unless you had the budget and the kitchen space (not to mention the know-how) to go all-in on a commercial ...