Slow light is an electromagnetic wave with a group velocity reduced by optical resonances in the medium through which it is travelling. These resonances can occur in atomic vapours, in photonic ...

The Northern Lights made a rare appearance across parts of the UK on Thursday night - and may be visible again in some parts on Friday. The lights - also known as aurora borealis - were seen in ...

Physicists have created a one dimensional gas out of light particles for the first time. Studying how the photon gas behaves could help researchers discover some yet-unknown quantum optical effects.

As an HGTV host and interior designer with a decade of experience, I’ve found that the immense impact of household lighting is often overlooked, yet I’ve never had a client that didn’t revel ...

Journal Editorial Report: The week's best and worst from Kim Strassel, Mene Ukueberuwa, Kyle Peterson and Dan Henninger Photo: Derrick Tuskan/AP Summer ain’t over in California until the lights ...

80% of the world’s population are exposed to excessive or inappropriate use of artificial light outdoors, dubbed light pollution. Light exposure at night can lead to many health problems, including ...