Coffee Knowledge

A robusta sustainability study reignited debate over long-term resilience, and media response amplified it. Advocates for species diversity say we’ve missed the point.

Between 2021 and 2025, India experienced an added 30 days of coffee-harming heat per year due to climate change—and it wasn’t alone. Together, the 25 countries that grow 97% of the world’s coffee experienced…

Last year, “cold brew” was added to Merriam-Webster’s Collegiate Dictionary. Here’s how that happened—and what it reveals about shifting coffee consumption habits.

A growing number of roasters are freezing green coffee to preserve freshness and quality. In February, Passenger Coffee released a coffee that had been frozen 10 years earlier.

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For coffee lovers, travel can be a problem. It’s hard to get a good cup of coffee on most planes, trains, or in airports—but Rachel Apple has some tips.

The first-ever flavor wheel for robusta aims to change how we talk about, taste, and value Coffea canephora.

The coffee industry hinges on the C Market, which sets benchmarks for coffee prices—but can be difficult for many to understand. A new website called Futures.Coffee hopes to change that.

Decaf or regular? For decades, coffee with or without caffeine was a binary question. But today’s coffee professionals—including 2013 World Barista Champ Pete Licata—are looking to provide a wider spectrum of caffeine options.

The Specialty Coffee Association just announced updates to the Coffee Brewing Control Chart, a document that has defined the perfect cup of coffee for nearly seven decades. What does it mean to bring those…