Anti-theft tags contain a tiny mechanical oscillator that is activated by a magnetic field. The detectors at a shop's doorway can detect the oscillation magnetically. The tag can be activated and deactivated by magnetizing or demagnetizing it, respectively.
months ago by boyt
in category: geeky Comments (0)
Milwaukee Bucks mascot Bango trys a new dunk from a 20 ft. ladder.
years ago by Pistool
in category: sports Comments (0)
Short lecture by Kurt Vonnegut shows how classic stories look when displayed as graphs.
Posted 1 year ago by LLove
in category: interesting Comments (0)
The fragments you see flying are the sunglasses he was wearing. He loves helmets.
Posted 1 year ago by Lucasz
in category: important Comments (3)