There’s something undeniably pleasing about seeing objects fit together just right. It’s the kind of everyday magic that ...

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 ...

To win the Symmetry Medal, Ethan has to be able to find the line of symmetry on an object and karate chop it down that line. Like that. Well done Ethan. VO: The line of symmetry is the imaginary ...

It will facilitate the tracking of moving objects and the detection and monitoring ... More information: Mingjian Li et al, Time-variant parity-time symmetry in frequency-scanning systems, Nature ...