Read article: Fuel flow, pressure and heat fluctuations drive combustion oscillations in rocket engines Telescopes and space missions Research update Fuel flow, pressure and heat fluctuations drive combustion oscillations in rocket engines Understanding the mechanisms that cause damaging combustion oscillations could ease the development of combustors for rocket and aircraft engines
Read article: Torque-driven phase separation of self-propelled particles has been discovered Condensed matter Research update Torque-driven phase separation of self-propelled particles has been discovered Janus particles exhibit a new kind of nonequilibrium
Read article: Optical–ultrasound technology boosts thyroid cancer screening Diagnostic imaging Research update Optical–ultrasound technology boosts thyroid cancer screening A multimodal platform that combines diffuse optics and ultrasound imaging accurately detects cancerous thyroid nodules
Read article: Electrons ‘surf’ on Alfvén waves in plasma-chamber experiments Plasma physics Research update Electrons ‘surf’ on Alfvén waves in plasma-chamber experiments Research explains how aurora-creating particles are accelerated
Read article: Nanoscale clock hints at universal limits to measuring time Quantum Research update Nanoscale clock hints at universal limits to measuring time Experiment shows that classical clocks exhibit the same relationship between entropy and accuracy as their quantum counterparts
Read article: Caution needed when testing Einstein’s general relativity using gravitational waves Gravity Research update Caution needed when testing Einstein’s general relativity using gravitational waves Future signs of new physics might just be accumulated errors, physicists warn
Read article: Light cages could give quantum-information networks a boost Quantum optics Research update Light cages could give quantum-information networks a boost Device couples light to atoms in a vapour
Read article: Ultrasonic probe promises stiffness-based disease diagnostics Biomedical devices Research update Ultrasonic probe promises stiffness-based disease diagnostics A novel phonon probe can simultaneously measure 3D spatial and mechanical information from microscopic objects in hard-to-reach parts of the body
Read article: Novel brachytherapy device treats eye cancer with intensity-modulated radiation Radiotherapy Research update Novel brachytherapy device treats eye cancer with intensity-modulated radiation A brachytherapy eye plaque with gold shielding delivers conformal radiation to ocular tumours
Read article: Has Betelgeuse’s ‘Great Dimming’ finally been explained? Stars and solar physics Research update Has Betelgeuse’s ‘Great Dimming’ finally been explained? Cold spot and condensing gas cloud reduced light from nearby red supergiant, say astronomers