In geometry, an object exhibits symmetry if it looks the same after a transformation, such as reflection or rotation. Symmetry is important in art, math, biology and chemistry.

Spontaneous chiral symmetry breaking is a phenomenon that is at the core of the existence of our universe as it is today. It determined the fact that fundamental particles indeed have a mass and ...

This Maths article shows how to find lines of symmetry on shapes and practise drawing them.