A new metasurface lets scientists flip between ultra-stable light vortices, paving the way for tougher, smarter wireless communication.

Quantum light is moving from blackboard equations into engineered hardware, and the shift is starting to redraw the map of advanced technology. By sculpting individual photons in space, time and ...

Lasers are used to carry out functions ranging from reading a bar code label at the grocery store to shooting down enemy missiles in space. Now, chemists at Purdue University are using lasers to coax ...