TechnologyPeople who are blind can navigate indoors with a phone in their pocket Two wayfinding apps use motion sensors and AI to help people who are blind navigate a building, without needing to hold their phone out in front of them and risk theft News
LifeShortage of male turtles could be solved by splash of cold seawater Over 99 per cent of green turtles born on beaches in the northern Great Barrier Reef are now female due to nest overheating, but cooling their nests with seawater may help to rebalance the sex ratio News