Independent modeling published today projects a second wave of COVID-19 in Australia if social distancing and testing decline further—but new cases could be slashed by
Read moreRolling out contact-tracing apps for COVID-19 without considering their wide ethical and social implications can be “dangerous, costly and useless,” argue four digital-ethics experts in
Read moreTo enter many offices, restaurants, parks or malls in China nowadays, people must show their status on an app that determines whether they are a
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