storing this here: an Olmec 'oldest writing in the Americas' block, before the article rots

Copy-pasting from a news writeup I had bookmarked that's now behind a paywall, so侵删 if anyone minds. This is the Cascajal Block. Found by road builders in a gravel quarry pile near Lomas de Tacamichapa, Veracruz, Mexico. Serpentine slab, ~12 kg, and it has 62 signs carved on one face. The big deal:……