Two people holding cups of coffee - Liquid Sky Studio/Getty Images Coffee beans go through a lot of changes before reaching your cup. The coffee-roasting process takes the original green coffee bean ...

Beans have travelled a long way to make your cup of coffee. Jack Fussell/Flickr, CC BY-NC-ND Welcome to the third instalment in our series Chemistry of Coffee, where we unravel the delicious secrets ...

This article appeared in the July/August 2021 issue of Discover magazine as "Dissecting Decaf." Subscribe for more stories like these. For many of us, a cup of coffee is the first thing on our minds ...

IT WAS THE SMELL that got me. Normally, a cup of coffee smells roasty, or meaty, or in some sad cases burnt, but this was different. This one smelled like blueberries. Not vaguely of blueberries, or ...