For many coffee lovers, making espresso seems to require two essential ingredients: very hot water and high pressure. But ...
Now researchers in Australia – UNSW Sydney – have found a radically different approach. Instead of using heat, the system ...
Researchers at UNSW Sydney have harnessed the power of ultrasonic sound waves to make espresso-strength coffee with ...
Most of us think of espresso as a hot, high-pressure ritual. Finely ground coffee goes into a machine, boiling water is ...
NBC Select independently determines what we cover and recommend. When you click on or buy through our links, we earn a commission. Learn more. Bianca Alvarez Associate Reporter After years of relying ...