Read article: Condensates get longer lives Quantum optics Research update Condensates get longer lives Perpetual Bose-Einstein condensates could make 'continuous’ atom lasers
Read article: Noisy signals strengthen human brainwaves Biophysics Research update Noisy signals strengthen human brainwaves ‘Stochastic resonance’ seen in the brain’s information processing area
Semiconductors and electronics Research update Lights switch to organic LEDs Lamps made from a new LED promise better efficiency than conventional light bulbs
Nuclear physics Research update Physicists get a taste of ‘tetra-neutrons’ Four-neutron clusters could shed light on nuclear forces
Read article: Neutrino pioneer wins 2001 National Medal of Science Astroparticle physics Research update Neutrino pioneer wins 2001 National Medal of Science Physicists receive the highest US honour for lifetime achievement in science
Optical physics Research update Molecular machines get light battery Light extracts mechanical work from a single molecule for the first time
Semiconductors and electronics Research update Semiconductors plug terahertz gap Scientists build a ‘quantum cascade’ laser that emits radiation at terahertz wavelengths
Optical physics Research update Doubt cast on “left-handed” materials Physicists question the properties of materials with negative refractive indices
Read article: Small-scale radiation check for mobile phones Biophysics Research update Small-scale radiation check for mobile phones New technique could monitor absorption of radiation in ears and eyes
Read article: Lasers clear leaves on the line Lasers Research update Lasers clear leaves on the line Why physicists love quotations.
Optics & Photonics Briefing This issue explores lasers and detectors, solar power, medical imaging and high-resolution displays