When a bright fireball streaked across the Alaska sky last spring, the usual tools scientists rely on to track such ...
Gadget Review on MSN
Sound waves just brewed espresso without heat—and nobody could tell
Ultrasonic espresso brewed at room temperature matched traditional shots in blind taste tests while cutting energy use by 75% ...
GEEKSPIN on MSN
Scientists find a way to brew espresso using sound waves
One thing most coffee lovers agree on is that good espresso starts with hot water. A team of researchers in Australia is ...
Ultrasonic espresso’ made with cold water and high-frequency sound waves uses less energy than the traditional version – and ...
A new quantum device can generate precisely controlled bursts of sound-like particles, or phonons, by forcing electrons through an ultra-thin crystal at extremely low temperatures. The surprising ...
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