A new kind of mirror is emerging from quantum physics labs, one that exists not as a chunk of polished glass but as a ...

Shaped quantum light is turning ordinary photons into powerful tools for the future of technology.

Einstein’s claim that the speed of light is constant has survived more than a century of scrutiny—but scientists are still ...

Controlling light is an important technological challenge—not just at the large scale of optics in microscopes and telescopes ...

Quantum entanglement happens when two particles become interconnected and share a single state. Scientists have measured how ...

A new study takes the GHZ paradox, which describes how quantum theory can't be described by local realistic descriptions, to ...

Light is usually described using quantum mechanics when phenomena like entanglement enter the picture. But a new paper shows ...

Tiny 3D-printed “light cages” are giving researchers a new way to catch and hold individual particles of light on a chip, a ...

Scientists are learning to engineer light in rich, multidimensional ways that dramatically increase how much information a ...

Dark matter is an elusive type of matter that does not emit, absorb or reflect light, interacting very weakly with ordinary ...

This episode of the Physics World Weekly podcast features Alex May, whose research explores the intersection of quantum ...