VO: Ethan Measure is a martial arts whizz kid. He’s won so many medals he can barely stand up. But there is one medal he's yet to win. The Symmetry Medal. It’s better than all the others because it’s ...

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. Watch the video below from ...

Receive emails about upcoming NOVA programs and related content, as well as featured reporting about current events through a science lens. Symmetry also has an aesthetic meaning, although this is ...