Scientists have demonstrated how to manipulate light by using time-varying media in the form of specialized nanomaterials.

There were also plans for City Hall to be lit up in yellow this evening to mark the national day of reflection. The annual day is one of the recommendations set out by the UK Commission on Covid ...

Bereaved families and communities are coming together to mark the fifth anniversary of the start of the Covid-19 pandemic in a nationwide day of reflection. Hundreds of events and spaces for ...

They can be divided into several subclasses, which are based on absorption, reflection, refraction, dispersion, infrared, chemiluminescence, and fluorescence (Paniel et al., 2013). Among them, ...