60,000-year-old ostrich eggshells reveal humanity’s first brush with geometry ByJERUSALEM POST STAFF MARCH 23, 2026 15:30

60,000-year-old ostrich eggshells reveal humanity’s first brush with geometry Archaeologist Silvia Ferrara described the organization of lines by recurring principles—parallelisms, grids, rotations, and systematic repetitions—as an embryonic visual grammar. ByJERUSALEM POST STAFF MARCH 23, 2026 15:30 https://www.jpost.com/archaeology/article-890930