As far as particles of light are concerned, the collective is more important than the individual. When they get to decide ...

New device emits photons in telecom fiber band from the start, so it avoids a separate converter that can waste photons.

There’s the kitchen with no windows, and the hallway that never sees noon. You want mint for tea and basil for pasta, but the ...

What is the purpose of light? How does light work? Why does light exist? This video explores the longstanding debate over ...

A team of researchers has designed a theoretical model for a topological quantum battery capable of long-distance energy ...

PLQY is a measure of how efficiently a material converts absorbed light into emitted light. It’s the ratio of the number of ...

A stable ‘frequency comb’ of photons with discrete colours has been generated on a microscale chip by removing copper contaminants from the circuit. The development of PICs was enabled by advances in ...

Quantum radar is an emerging technology that exploits the strange phenomenon of quantum entanglement to detect objects that ...

An electronic eye implant has restored vision in people with blindness caused by age-related macular degeneration.