sciencealert.com

Scientists have figured out how to hide secret messages in your soda

Next time you see someone spilling a drink in a bar, you could actually be witnessing a spy secretly decoding an encrypted message. This might sound like something from a Bond movie. But a team from Israel has used some rather niffy chemistry to come up with a way to use common chemicals such as cola as the encryption key to code and decode hidden messages. (more…)

by kenneth 0 May 9, 2016May 9, 2016