Coffee Knowledge
Latest articles, industry insights and brewing guides
Keep Your Coffee Hot Longer With This Portable Heater
A portable heating stick designed by Hyewon Lee keeps your coffee warm while you read or work—just press the button to reheat it.
This Coffee Cup Doubles as a Cigarette Ashtray—But Not Both
A novelty coffee cup with a built-in ashtray flips between uses—but forces you to choose one. Here’s how it works and why it exists.
How Black Coffee Helps with Weight Loss: Facts & Myths
Learn how much black coffee to drink for weight loss, its effects on fat burning, and the risks of overconsumption.
Why Coffee Doesn’t Always Keep Night Owls Awake
Coffee boosts alertness, but your sleep isn’t affected by caffeine unless you’re an early riser. New research reveals who really loses sleep over coffee.
How to Tamp Espresso Correctly: Dosing & Distribution Guide
Find out how tamp pressure affects espresso extraction, why 9bar machine pressure overrides your tamp, and how to avoid channeling.
How to Distribute Coffee Grounds for Better Espresso
Learn why uniform espresso puck density may not improve flavor, and how slight unevenness can help balance extraction—especially in single-shot baskets.
How to Tamp and Distribute Espresso Coffee Grounds Perfectly
Learn how to distribute and tamp espresso grounds for a level puck and minimal channeling. Key steps include proper dose, distribution, and consistent pressure.
How to Distribute Coffee Grounds Before Tamping Espresso
Even before tamping, proper coffee distribution in the portafilter is key to consistent espresso extraction. Here’s how to do it right.
How Coffee Supports Brain and Liver Health, According to Research
Drinking at least four cups of coffee daily may reduce liver cirrhosis risk by up to 80% and lower Alzheimer’s incidence by around 50%, studies show.
Moderate Coffee Drinking May Prevent Dementia
Drinking 3 to 5 cups of coffee daily in midlife may lower dementia risk by 65%, according to a long-term Nordic study.
How Coffee Before Exercise Cuts Workout Pain
Drinking coffee before a workout reduces muscle pain for both regular and non-regular coffee drinkers, says a US study.
How Coffee Raises Estrogen Levels in Women
Drinking 4–5 small cups of coffee daily can raise estrogen by 70% during key menstrual phases. Learn the risks and safe limits.
What Makes Italian Espresso So Special?
Espresso is the foundation of Italian coffee culture. Learn why it’s bitter-sweet, how to spot quality, and what makes crema essential.
How to Steam Milk for Espresso: A Step-by-Step Guide
Learn how to steam milk for espresso like a pro: get the right swirl, perfect nozzle depth, and ideal 65°C milk temp for velvety microfoam.
How to Steam Milk for Latte Art: 6 Key Factors
Master the ideal milk temperature, fat content, and technique to create velvety microfoam perfect for smooth latte art.
What Are the World’s Three Most Popular Beverages?
Coffee, tea, and cocoa are the world’s top three non-alcoholic drinks. Learn where they come from, who drinks them, and their cultural roots.
How to Brew Coffee from Beans: 4 Simple Methods
Learn how to brew rich coffee from beans using 4 straightforward methods, from moka pot to pour-over techniques.
Can Drinking Coffee Help You Lose Weight?
Yes, black coffee can aid fat metabolism—but only without sugar or milk. Timing and portion matter more than type.
What Is White Coffee and How Is It Different from Black Coffee?
White coffee is a lightly roasted Malaysian brew with lower bitterness and caffeine. Here’s how it differs from standard black coffee.
Can You Drink Overnight Coffee? Daily Intake Guide
Overnight coffee loses aroma and flavor, and isn’t recommended. Most people should limit daily intake to 2–3 cups to avoid health risks.