Quantum optics Research update Quantum squeezing is achieved at room temperature New technique could give gravitational-wave detectors a boost Read article: Quantum squeezing is achieved at room temperature
Particles and interactions Research update Space-based spectrometer enters neutron lifetime debate Analysis of data from NASA's MESSENGER craft yields a value that differs from those of laboratory experiments Read article: Space-based spectrometer enters neutron lifetime debate
Nuclear power Research update Fukushima may have scattered plutonium widely New study finds traces of the substance inside emitted caesium-rich particles Read article: Fukushima may have scattered plutonium widely
Medical physics Research update Best in physics: multi-target tracking and carotid plaque evaluation The "Best in Physics" presentations at the AAPM|COMP Virtual Meeting highlight the conference's top-scoring studies Read article: Best in physics: multi-target tracking and carotid plaque evaluation
Biomaterials Research update X-rays unearth novel nanofeatures in bone New technique advances our understanding of bone nanostructure and how it relates to bone mechanics and bone disease Read article: X-rays unearth novel nanofeatures in bone
Optics and photonics Research update New metasurface lens banishes chromatic aberration Device could be used for medical imaging, energy harvesting and virtual reality Read article: New metasurface lens banishes chromatic aberration
Biomedical devices Research update Biosensor platform promises fast, low-cost detection of water contamination The ROSALIND platform re-engineers biological systems to produce a simple test for 17 different water contaminants Read article: Biosensor platform promises fast, low-cost detection of water contamination
2D materials Research update Mediator atoms help graphene self-heal Hitherto unseen fast-moving "helpers" catalyse many restructuring processes Read article: Mediator atoms help graphene self-heal
Biomaterials Research update Impurities toughen tooth enamel, but could make teeth vulnerable to decay Strength could come at the cost of higher solubility in acid Read article: Impurities toughen tooth enamel, but could make teeth vulnerable to decay
Nuclear medicine Research update GPS for cancer cells: PET tracks real-time migration of single radiolabelled cells Single breast cancer cells loaded with radiolabelled nanoparticles and injected into mice can be tracked through the body using PET Read article: GPS for cancer cells: PET tracks real-time migration of single radiolabelled cells