Created to produce intense results quickly, this Foreo tool uses radio frequency, LED technology, and sonic vibrations to ...

Since they both have the same resonant frequency, they both vibrate! You can test your friends by saying you bet they can't make the toothpicks fall into the glass without touching or blowing them in.

I am exploring a new consumer use for radio frequency identification. In addition, I seek recent publications exploring the most up-to-date advances in the RFID field. Any help would be greatly ...