A unique cipher that uses playing cards and dice to turn languages into glyphs produces text eerily similar to the glyphs in ...

A new theory argues the famous Voynich Manuscript, often referred to as “the most mysterious book in the world,” may have ...

In Part I, you broke a simple cipher. Now try creating a more complex cipher. Cut out the NOVA Decoder Ring and NOVA Cipher Code Ring and the window marked INDEX. You are now going to put this simple ...

You have been chosen by the British Secret Service to be a member of Station X, the highly secret organization set up to decode German messages during WWII. To prove you are up to the job, decode this ...