Learn about the optical rotatum, a newfound structure of light that exhibits a spiral pattern linked with various parts of ...

Beams of light that can be guided into corkscrew-like shapes called optical vortices are used today in a range of ...

The best way of minimising wasted space is for the seeds to grow in ... you can get a close approximation with the Fibonacci Spiral. This is created by drawing an arc through a series of squares ...