Read article: Retinal imaging goes high resolution
New technique allows the cells involved in age-related macular degeneration to be observed more easily, raising hopes for earlier diagnosis
Read article: Colourful bilayer paint can cool buildings by reflecting sunlight
Coating comes in a range of colours and could be used in summer clothing
Read article: How do high radiotherapy dose rates affect implanted cardiac devices?
Direct exposure to dose rates greater than 8 Gy/min during radiotherapy can cause transient malfunctions in cardiac implantable electronic devices
Read article: Cotton yarn flexes its muscles
Researchers make smart materials from ordinary cotton using a twisting and plying technique
Read article: Hydrogen flames spread by breaking into fractal-like patterns
Fire spreads like foraging fungi, experiment reveals
Read article: If ‘Planet Nine’ is a primordial black hole, could we detect it with a fleet of tiny spacecraft?
Two proposals say a laser-driven swarm of sub-relativistic probes could do the trick
Read article: New devices produce and detect twisted light
Novel detection method could substantially boost fibre-optic capacity and support advanced quantum communication protocols
Read article: Public should be informed of uncertainties in model predictions of COVID-19 spread, say researchers
Probabilities could be conveyed as in weather forecasts
Read article: Kondo effect induces giant negative thermal expansion
New work could help in designing and developing new alloys for use in aircraft and many other technology applications
Read article: Optical surface tracker monitors patient position during brain radiotherapy
An optical surface tracking system can monitor patient position with submillimetre accuracy during single isocentre stereotactic radiosurgery of multiple brain metastases
