A new telescope technology—measuring just 6 millimeters (0.24 inches) in diameter—could improve how future space missions ...

A new material platform has enabled scientists to create photon pairs whose entanglement can be tuned from a layer thinner than a human hair. The photon pairs are created by a metasurface made of ...

Fig. 1 Schematic of the hybrid optical meta-freeform system for real-time multi-focal planes AR display. (a) The novel AR system integrates a display screen, a multiplexing metasurface, and a freeform ...