Optical physics Research update Silicon ‘prism’ bends gamma rays Surprise discovery could lead to new imaging techniques Read article: Silicon ‘prism’ bends gamma rays
Surfaces and interfaces Research update Solar-cell efficiency boosted by folds and wrinkles New organic photovoltaic mimics leaves Read article: Solar-cell efficiency boosted by folds and wrinkles
Nanomaterials Research update Building nanomagnets atom by atom Iron chains could point to new magnetic effect Read article: Building nanomagnets atom by atom
Climate Research update Geophysicists fingerprint sea-level rise Technique links ice-sheet melting to ocean observations Read article: Geophysicists fingerprint sea-level rise
Telescopes and space missions Research update Quasars shine a new light on cosmic distances New method correlates redshift of different quasars Read article: Quasars shine a new light on cosmic distances
Nanomaterials Research update The yoctogram weighs in Nanotube mass sensor sets new record Read article: The yoctogram weighs in
Planetary science Research update ‘Missing silicon problem’ solved, say geophysicists Earth's lower mantle matches chondritic meteorites Read article: ‘Missing silicon problem’ solved, say geophysicists
Transport properties Research update Acoustic analogue to graphene announced Honeycomb array drilled into Plexiglas reveals tell-tale Dirac cones Read article: Acoustic analogue to graphene announced
Surfaces and interfaces Research update Textured glass provides a clear view Etched surface is glare free and could be either self-cleaning or anti-fogging Read article: Textured glass provides a clear view
Semiconductors and electronics Research update Single laser makes many colours New design is based on quantum dots Read article: Single laser makes many colours
Optics & Photonics Briefing This issue explores lasers and detectors, solar power, medical imaging and high-resolution displays