Gallows if you swallow

 
Last Updated: Saturday 04 July 2015

Anyone engaged in espionage in Israel would be well advised not to swallow any incriminating evidence. The ministry of defence in Haifais in the process of patenting a video camera for use inside the body. (New Scientist, Voll47, No 1997)

Suspects are to be asked to swallow a capsule containing a complete video camera, lamp and low-power transmitter. The camera captures images of the gut. It is connected to a radio frequency amplifier which transmits the video signal at a frequency of around one gigahertz.

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