A set of QR tags that businesses attach to posters, ads and demo models for promotion. Users with smartphones scan the tags for more information. Like any barcode, QR codes are customized for a ...

FILE - A man stands in front of gravestones at the Waldfriedhof cemetery in Munich, Germany, Wednesday, Nov. 1, 2006. (AP Photo/Christof Stache, File) BERLIN (AP) — Police in Munich are investigating ...

If you've spent any time using a smartphone, you've likely come across QR code stickers, letting you redeem a coupon or get some snippet of information. Mercedes-Benz plans to start putting such codes ...

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 ...

More than 1,000 QR-coded stickers were mysteriously put on gravestones and wooden crosses at three cemeteries in Germany. When scanned, the codes reveal just the name of the deceased buried in the ...

BERLIN (AP) — 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 ...

More than 1,000 stickers were put on gravestones and wooden crosses at three cemeteries in the southern German city of Munich. The stickers, which have been put on both old and recent graves, have a ...