How the roast level affects flavor, caffeine, and more.

The average home coffee drinker buys pre-roasted coffee beans (I know I do). Yet, many coffee lovers have taken a deep dive into exploring specialty coffee and may have considered roasting their ...

Time was, in those forgotten years called the "late ’90s,” espresso only meant dark roast. And “espresso roast” meant oily-dark beans. At least that’s what they still write on Starbucks bags. But then ...

Coffee is the most consumed beverage in America (and third-most in the world), yet it is poorly understood. UC Davis researchers across the sciences and humanities disciplines are demystifying the ...