Emily Smith

Technology | Analysis 23 May 2019 Who you looking at?Steffi Loos/Getty Images By Chris Stokel-WalkerA growing backlash against face recognition suggests the technology has a reached a crucial tipping point, as battles over its use are erupting on numerous fronts. Face-tracking cameras have been trialled in public by at least three UK police forces in…

Space 23 May 2019 SpaceX is ready to launchJoe Marino-Bill Cantrell/UPI Photo/Newscom/Alamy By Leah CraneElon Musk’s vision of a monumental constellation of satellites is just getting started, as SpaceX is about to launch the first 60 satellites in its planned 12,000-strong fleet. The Starlink satellites are set to launch aboard a Falcon 9 rocket on…

Andy Evans set up a campaign group for those affected By Clare WilsonWhen Andy Evans was 12, his mother told him he had been infected with HIV. “Do you know what that means,” she asked. “Well, yes,” he replied. “It eventually kills you.” More than 30 years later, Evans gave evidence this month to a UK public inquiry into…

Mind 18 May 2019 Aaaaargh!Lane Oatey/Getty By Chelsea WhyteWhat’s in a scream? The vocalisations people identify as screams share certain sound qualities – a kind of acoustic DNA that tells a listener’s ear that what they’re hearing is a scream, even if it isn’t. “Evolutionarily, screams likely originally functioned to startle attacking predators. Research on…

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Health 22 May 2019 Strokes occur when a part of the brain’s blood supply is cut offAnthony Devlin/PA Wire By New Scientist staff and Press AssociationOver the course of a decade, the mortality of strokes has halved in England. Stroke occurs when the blood supply to part of the brain is cut off. The rate…

Health 22 May 2019 Allergies are more common in young childrenlisegagne/Getty By Ruby Prosser ScullyYoung immune systems are sensitive to food allergens if they don’t have the right gut bacteria, a study in mice suggests. Sung-Wook Hong of the Institute for Basic Science in South Korea and his colleagues have been investigating the effects of…

Drosophila could help personalise cancer treatmentsPASCAL GOETGHELUCK/SPL By Clare WilsonCancer is often said to be not one disease, but many. Each person’s tumour has a different set of mutations, so while a certain treatment might see off one person’s breast cancer, for instance, it may fail at treating someone else’s. The hard part is knowing…

Environment 22 May 2019 Fridge manufacturers in China seem to be using illegal CFCsVCG/VCG via Getty By Adam VaughanWho is destroying the ozone layer? In recent decades, concentrations of chlorofluorocarbon gases have been declining in the atmosphere, which is good news for the ozone layer’s recovery and action on climate change. But levels of the…