A research team has developed a microelectromechanical system (MEMS) piezoelectric vibration energy harvester, which is only about 2 cm in diameter with a U-shaped metal vibration amplification ...

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After getting some mini massagers for the fair sex from a discount sale fair, I started thinking about vibration/haptic motor projects again! I’m in the middle of a lot of projects based on small ...

A vibrating wearable device helped people with gastroesophageal reflux disease (GERD) stay positioned on their left side while sleeping, alleviating nighttime reflux symptoms compared with sham ...