Transport properties Research update Sound causes colossal drop in resistance Laser technique avoids "chicken and egg" problem
Read article: Single-photon transistor plans unveiled Ultrafast science Research update Single-photon transistor plans unveiled One photon can control another
Ultrafast science Research update Superlens avoids absorption "Electromagnetically induced chirality" could make optical superlenses practical
Read article: Opaque lens focuses light Ultrafast science Research update Opaque lens focuses light Physicists turn scattering of light into a beneficial effect
Read article: X-ray holography breaks the femtosecond barrier Ultrafast science Research update X-ray holography breaks the femtosecond barrier New technique could allow atomic processes to be studied in real time
Read article: Laser flips magnetic bit without any help Surfaces and interfaces Research update Laser flips magnetic bit without any help External field not needed to write data
Read article: Atoms store 2D images for record time Ultrafast science Research update Atoms store 2D images for record time Laser conjures up ghostly numbers
Read article: Axions ruled out by PVLAS Particles and interactions Research update Axions ruled out by PVLAS New measurements fail to find mysterious particle
Ultrafast science Research update Laser technique could help redefine the kelvin New method hones in on Boltzmann constant
Read article: Single atom entangles two photons Quantum optics Research update Single atom entangles two photons Process could aid quantum computing
Optics & Photonics Briefing This issue explores lasers and detectors, solar power, medical imaging and high-resolution displays