There's a hidden meaning in those little stickers. Here's how to read them.

Raleigh officials are urging residents and visitors to be cautious of counterfeit QR codes that have been spotted around the area at various paid parking lots. The City of Raleigh first reported the ...

Ever wondered what the deal is with those stickers on apples at the grocery store? Here's what they're for and what they mean about the fruit you're buying.

Seiji Okamoto was getting desperate as his supervisor continued pestering him to come up with a money-saving solution for a new safety project along a Tokyo subway line. His memory of a Quick Response ...