Read article: Liquid crystals generate entangled photon pairs Quantum optics Research update Liquid crystals generate entangled photon pairs Technique gives greater control and flexibility over entanglement
Read article: Metasurfaces make a single-shot polarization imaging system Optical physics Research update Metasurfaces make a single-shot polarization imaging system New method might find applications in biomedicine
Read article: Novel superconducting cavity qubit pushes the limits of quantum coherence Quantum computing Research update Novel superconducting cavity qubit pushes the limits of quantum coherence New design produces an order of magnitude improvement in single-photon coherence time
Read article: New protocol transmits quantum information in complex states of light Cryptography Research update New protocol transmits quantum information in complex states of light Nonlinear optics could hold the key to efficient, quantum-secure data transmission, but not everyone is persuaded
Read article: Multi-eye-component imaging could help diagnose ocular disease Diagnostic imaging Research update Multi-eye-component imaging could help diagnose ocular disease New technique can measure the elasticity of several eye components at the same time
Read article: Nanoscale device produces a stream of chiral single photons Nanomaterials Research update Nanoscale device produces a stream of chiral single photons Streamlined new device could find applications in quantum communication and information processing
Read article: Chiral detection of molecules gets a laser-driven boost Optical physics Research update Chiral detection of molecules gets a laser-driven boost A new method rapidly detects the "handedness" of molecules using laser fields that encode chirality in time, not space
Read article: Light waves made to collide as if they were massive objects Optical physics Research update Light waves made to collide as if they were massive objects Metamaterials known as time interfaces reshape pulses of light
Read article: Theorists unearth new link between entanglement and classical mechanics Mathematical physics Research update Theorists unearth new link between entanglement and classical mechanics Connecting the wave properties of light to the mechanical properties of point masses could help explain optical phenomena
Read article: Daytime polarization patterns point the way to True North Optical physics Research update Daytime polarization patterns point the way to True North New technique makes it possible to locate the north celestial pole without computing the Sun’s position or using navigation aids