Cayley graphs, constructed from the algebraic structure of groups, provide a natural framework for exploring complex combinatorial properties. In these graphs, vertices represent group elements and ...

Nothing gets into Dendy Young’s supermarket shopping cart unless it first passes the Yuka test. Yuka is a mobile app. It features an orange carrot icon and lets users scan product bar codes. For food, ...

Making any graph 3D in Illustrator is quite easy. You do not have to create the graph in another software and then place it in Illustrator. Illustrator provides the tools to create the graph. You can ...

The basic idea behind the bar code came from research by N. Joseph Woodland and Bernard Silver in the late 1940s. In the early 1960s, David J. Collins pioneered a way to scan bar codes with flashes of ...

Cybercriminals are trying to steal financial information from Americans through the QR codes that restaurants and businesses have increasingly turned to during the coronavirus pandemic, the FBI warned ...

If you buy something from a link, Vox Media may earn a commission. See our ethics statement. Jaya Saxena is a former correspondent at Eater, and the series editor of Best American Food and Travel ...

The good people at Motorola recently reminded us of a milestone worth noting - the 35th anniversary of commercial use of the UPC bar code. At precisely 8:06 a.m. on June 26, 1974, the first bar code ...

Spotify recently rolled out a new feature that makes it easier for users to share music via the app. “Spotify Codes” lets you scan a bar code on a friend’s handset that takes you direct to the linked ...

Audie Cornish and Robert Siegel remember Norman Joseph Woodland, an inventor of the bar code. He died Sunday at the age of 91. SIEGEL: That's the sound of a bar code scanner, and Woodland was the mind ...