espionage

  • Chemical fingerprint detector can also read a letter off of anything it touched

    Anyone want to start a pool on when this will be featured on CSI? I’m guessing within 4 months. Apparently Disulfur Dinitride, quite a simple chemical compound, turns nearly undetectable traces of fingerprints brown and may be more effective than current techniques of taping, dusting, or treating and exposing to UV or whatnot (I don’t know — what am I, a private… Read More

  • History of Spy-Cam Watches

    Watchismo has a great and expansive feature covering the history of spy-cam watches. Most of these things are pretty hilarious. Not inconspicuous in the slightest. The favorite here is probably the Tessina. It’s a rather large watch that features a concealed trap door for the lens. What’s notable is that it still uses standard 35mm film despite being the size of a 16mm camera. It… Read More