2D shapes can be described by their sides, their angles and their symmetry. The sides might be equal in length and some might be parallel. The angles could be right angles, but sometimes they are ...

The human visual system exhibits a remarkable ability to decipher the three-dimensional structure of the world from two-dimensional retinal images. Central to this process is the utilisation of shape ...

Reflective symmetry is when a shape can be folded in half, with either side of the fold being a mirror image of the other. Rotational symmetry is when a shape can be rotated and it still looks the ...

Researchers learn to predict how crystals take shape from their internal chemistry, even when the crystal lacks symmetry. A crystal's shape is determined by its inherent chemistry, a characteristic ...

Why are some window boxes so beautiful while others are so blah? It’s all about design, according to Sonia Uyterhoeven, the gardener for public education at The New York Botanical Garden in the Bronx.