Read article: Heat-gated transistor could boost medical imaging Diagnostic imaging Research update Heat-gated transistor could boost medical imaging New device simplifies circuitry needed to sense temperature changes
Read article: Frogs use non-Newtonian saliva to capture prey Biophysics Research update Frogs use non-Newtonian saliva to capture prey Extreme softness makes a frog's tongue a lethal weapon
Read article: Magnetic skyrmions could help make low-energy artificial ‘brains’ Neural engineering Research update Magnetic skyrmions could help make low-energy artificial ‘brains’ Calculations suggest memory and learning could be mimicked by quasiparticles
Read article: Analogue black hole could be made from plasma mirror Quantum mechanics Research update Analogue black hole could be made from plasma mirror Proposed experiment could test information-loss paradox
Read article: Light recorded mimicking a sonic boom Optical physics Research update Light recorded mimicking a sonic boom Ultrafast imaging records a photonic Mach cone
Read article: Has metallic hydrogen finally been seen? Low-temperature physics Research update Has metallic hydrogen finally been seen? Highly reflective hydrogen observed at extremely high pressures
Read article: Acoustic frequency comb measures up Acoustics Research update Acoustic frequency comb measures up New device could be used as a low-frequency standard
Read article: Quasi-phase transition spotted in water-filled carbon nanotubes Nanomaterials Research update Quasi-phase transition spotted in water-filled carbon nanotubes Discovery could lead to better drug delivery and water desalination
Read article: Former Lawrence Livermore physicist begins jail term Ethics Research update Former Lawrence Livermore physicist begins jail term Quantum-computing scientist guilty of research-funding fraud
Read article: Optical supercavity drives tiny and efficient laser Lasers Research update Optical supercavity drives tiny and efficient laser New laser is based on effect first predicted in 1929
Optics & Photonics Briefing This issue explores lasers and detectors, solar power, medical imaging and high-resolution displays