Scientists have cracked the formula for a perfect cup of coffee

Have you ever wondered why the coffee you make at home tastes different from the drinks you buy in cafes? Or why coffee from the same place can taste different throughout the week? You may be quick to blame the barista for changing the recipe, but our recent study, published in Matter, suggests that this variation is down to an inherent inconsistency of common brewing methods. Luckily, we believe to have discovered a path to making a great espresso – to your taste – every time. The