Squares, triangles, circles - these geometric shapes appear everywhere in art and architecture going back all through human history. Geometric regularity seems to be something that the human brain is ...

Epithelial cells, which cover the surfaces of many organs, adopt a previously undescribed geometric shape - the scutoid - so that the tissue can curve, scientists have found. The epithelial cells ...

A new study shows that like humans, crows can recognize geometric regularity, making them the first nonhuman animal known to have this ability. Squares, triangles, circles - these geometric shapes ...