But by deliberately applying mirror symmetry to the cubes, something surprising happened. There was a huge increase or decrease in light intensity right on the symmetry line. The study is titled ...

They all have vertical symmetry. This means you can draw a mirror line down through the middle of each shape and divide it into two reflected halves. Remember vertical means from top to bottom.

Symmetry is when one side of a shape is a mirror image of the other side. Lots of buildings and everyday objects use symmetry because it looks appealing to the human eye. But, if you step outside ...