Crows can recognize geometric patterns, suggesting that humans aren't unique in understanding shape structure.

W hen most people think of shapes, they imagine a triangle, a rectangle, or maybe even a fancier- sounding rhombus or trapezoid. But to mathematicians, shapes encompass a vast universe of surprising ...

The May issue of Scientific American takes you on a deep-sea mining mission, explores dark comets and examines an invisible threat to the food we eat ...

Scientists tested crows on their ability to recognize “geometric regularity,” a skill previously assumed to be unique to humans ...

In a remarkable new study, crows demonstrated an intuitive grasp of geometry—identifying irregular shapes without training.