Unlock the fascinating world of geometry as we explore every complex shape explained in clear, simple terms. From polygons and polyhedra to spirals, fractals, and impossible-looking structures, this ...

More information: Flexible intuitions of Euclidean geometry in an Amazonian indigene group, PNAS, Published online before print May 23, 2011, doi: 10.1073/pnas.1016686108 ...

Argued the FORUM: “In Washington, a hundred years ago, monumentality was columns. On the East River, now, it is construed as serenely simple geometry, akin to the pyramids . . .” ...

Psychologist Véronique Izard discusses a study that suggests Amazonian villagers with no math schooling are just as equipped to solve basic geometry problems as math-trained adults, and cognitive ...