The optical rotatum's logarithmic spiral follows a pattern found often in nature, including nautilus shells. Credit: Capasso Lab / Harvard SEAS The optical rotatum's logarithmic spiral follows a ...

Pushing the limits of structured light, physicists report a new type of optical vortex beam that not only twists as it travels but also changes in different parts at different rates to create unique ...

Learn about the optical rotatum, a newfound structure of light that exhibits a spiral pattern linked with various parts of nature. Patterns exist all around the world, creating unforgettable designs ...

How does a species survive hundreds of millions of years unfazed? You must live in a shell – and it must grow with you, chamber by chamber Where to start with the nautilus: at the centre of the spiral ...