The experimental layout of the sender Alice and the receiver Bob. Alice’s setup contains the excitation and collection setup of the single photon source, and a Sagnac-like polarization modulator for ...

Within our Milky Way galaxy, in the direction of the constellation Vulpecula, a cosmic "lighthouse" named PSR B1937+21 spins ...

A new light-based method lets tiny quantum dots release perfectly controlled photons, opening doors to faster and cheaper ...

Researchers at The City College of New York have shown how a quantum emitter, the nitrogen-vacancy (NV) center in diamond, ...

Reeling from a divisive and turbulent election season, many of us seek spaces of solace, light, unity and worship as we turn toward the winter holidays. The cosmos and its reflection within us harbor ...

A black hole’s bizarre "heartbeat" is forcing astronomers to reconsider how these cosmic heavyweights behave.

Scientists have made discoveries about light particles known as photons that could aid the quest for fusion energy. Both literally and figuratively, light pervades the world. It banishes darkness, ...