Learn the key differences between ultrasonic vs. evaporative humidifiers to determine which is best for your home. Which is ...

Comparative studies of radiofrequency RF and high-intensity focused ultrasound HIFU for skin firming have revealed distinct advantages and mechanisms of action for each modality These non-invasive tre ...

The prospect of being hit in the face by the propellor blades ... Not so, if you use a pair of specialised ultrasonic transducer arrays to move the air instead! (Video, embedded below) Three ...