Light is an unusually rich carrier of information. Its direction of travel, wavelength, and polarization can all be used to ...

Scientists in China have developed a metasurface platform that realizes true three-dimensional (3D) vectorial holography by ...

Fast radio bursts (FRBs) are a kind of energetic cosmic radio burst. Though their duration is usually at millisecond scale, their energy (estimated isotropically) reaches 10 ^36 ～10 ^41 erg, ...