Extracted from: Pictogram (Parkhurst, South Africa) 6 (2), 1993, pages 16-17. Searching for unifying cultural symbols, South Africa has discovered ancient San rock art. An Olympic logo design ...

Bryna Kra searches for structures. “[I love] finding order where you didn’t know it existed,” she said. But though her dad was a mathematician, at Stony Brook University in New York, Kra said it took ...