Coffee Knowledge
Latest articles, industry insights and brewing guides
The Three Main Coffee Species Explained
Learn the differences between Arabica, Robusta, and Liberica coffee species, their origins, flavor profiles, and global cultivation patterns.
Major Coffee Bean Origins by Country and Region
Explore the key coffee-producing countries and their most renowned growing regions around the world, listed by continent.
What Is Black Coffee? The True Meaning Behind the Term
Black coffee means pure coffee without additives. Learn what counts as black coffee, its origins, and how it differs from milk or sweetened drinks.
Where Coffee Trees Grow: Ideal Climate & Altitude
Coffee thrives between 25°N and 25°S, but optimal growth demands 15–25°C, 1500–2000mm rain, and altitudes of 500–2000m. Learn the exact conditions.
3 Creative Uses for Used Coffee Grounds
Used coffee grounds can be turned into eco-friendly art, fertilizer, and deodorizer. Here’s how to reuse them instead of throwing them away.
How Long Does Coffee Stay Fresh? From Bean to Brew
Find out exactly how long green beans, roasted whole beans, ground coffee, and brewed coffee stay fresh. Essential facts for coffee lovers.
6 Unusual Uses of Animal Waste Including Kopi Luwak
From $300–$800/lb Kopi Luwak coffee to ancient contraceptives, discover six surprising ways animal droppings have been used, including in food, medicine and cleaning.
How to Use a Siphon Coffee Maker for Clean Brews
Learn how to brew clear, aromatic coffee with a siphon using precise heat, grind size, and a 1:12 to 1:16 brew ratio.
How to Conduct a Proper Coffee Cupping Session
Learn the step-by-step coffee cupping process used by professionals, from dry aroma to slurping, and understand how to evaluate roast coffee like a cup taster.
How Coffee Roasting Works: Stages, Temperatures & Effects
Learn how coffee beans transform through four key roast stages — drying, first crack, and beyond — with exact temperatures and flavor impacts.
How to Check Your Coffee’s Caffeine Level With Color
Find out your drink’s caffeine level using a simple color test—red for high, yellow for medium, green for low.
10 Coffee Origins Around the World Explained
Explore the unique flavor profiles and growing conditions of coffee from 10 global origins, from Costa Rica to Jamaica.
Do Acidity and Fruitiness Matter in Specialty Coffee?
Learn why lighter roasts bring out more fruit and floral notes, which acids shape coffee’s flavor, and the best single-origin beans for bright profiles.
Why Breakfast Coffee and Tea Can Make You Hungry Faster
Tea and coffee at breakfast can spike energy briefly but trigger faster hunger due to caffeine’s effect on adrenal hormones and diuretic properties.
How to Steam Milk for Latte Art
Use cold whole milk with 3.5% fat or higher, steam until microfoam forms, then skim off large bubbles for clean latte art.
Common Types of Coffee Drinks Explained
From black coffee to Vietnamese iced coffee, learn the exact ingredients, ratios, and origins of 12 classic coffee styles worldwide.
What Is Coffee? The Drink, the Bean, and More
Coffee is more than a drink — it's a plant product, a commodity, and a cultural symbol. Here's the exact definition and what it means for drinkers.
Coffee and Beverage Franchises Top Investor Picks in China
In 2014, coffee and beverage franchises ranked as the most promising investment among franchise sectors in China, according to industry data.
How Coffee Compounds Help Treat Retinal Detachment in Glaucoma
Coffee’s chlorogenic acid may help treat retinal detachment in glaucoma patients by reducing oxidative stress. NYU research shows strong antioxidant benefits.
How Cross-Strait Coffee Became China’s Largest Western Dining Chain
With over 700 stores and 35,000 staff, Cross-Strait Coffee aims to be China’s first global coffee and Western food brand. Here’s how.