Physics World: Coffee with a splash of physics: how to make the most out of your brew

With climate change impacting the world’s coffee supplies, can physics help you reduce waste by brewing smarter? Michael Allen investigates ...

Coffee with a splash of physics: how to make the most out of your brew

At the Fancy Food Show at NYC’s Javits Center in late June 2025, the poster behind the booth of Dry Brew said “Waterless coffee.” That got my attention. But John Schade, its president and co-founder, ...

Morgan, a passionate coffee enthusiast, takes coffee-making to a new—and unconventional—level by attempting to brew pour-over coffee directly in the shower! Watch as Morgan humorously tests out a ...

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Coffee is a beverage brewed from roasted, ground coffee beans. Darkly colored, bitter, and slightly acidic, coffee has a stimulating effect on humans, primarily due to its caffeine content, but decaffeinated coffee is also commercially available. There are also various coffee substitutes. Coffee production begins when the seeds from coffee cherries (the Coffea plant's fruits) are separated to ...

Coffee, beverage brewed from the roasted and ground seeds of the tropical evergreen coffee plant of African origin. Coffee is one of the three most popular beverages in the world (alongside water and tea) and one of the most profitable international commodities.