Police in Munich are investigating a mystery: More than 1,000 stickers were put on gravestones and wooden crosses at three cemeteries in the German city, without any indication of where they came from ...

The audio version of this article is generated by AI-based technology. Mispronunciations can occur. We are working with our partners to continually review and improve the results. Each sticker ...

Code is the language of mystery & secrets   It may have had none of the sophistication of cryptography, but it was no less ingenious a code. An NCR-based rough & tough gang of lowly ...

In the last three decades, computers have changed our world beyond recognition. And underpinning that technological revolution has been the language that computers speak – the language of computer ...

Strolling home in Montreal's Parc-Extension neighbourhood, Amy German called out to her children when she saw them transfixed by something on the sidewalk. Colourful, circular stickers at the ...