The idea behind digital contact tracing is that, when an individual tests positive for an infectious disease such as COVID-19, an app on their smartphone can send a notification to other smartphones ...

In this photo illustration a COVIDWISE logo is displayed on a mobile phone screen on August 6, 2020, in Arlington, Virginia, amid the novel coronavirus pandemic. In this photo illustration a COVIDWISE ...

The risk of catching COVID-19 as calculated by a smartphone app scales with the probability of subsequently testing positive for the coronavirus SARS-CoV-2, showing that digital contact tracing is a ...

The UK National Health Service's (NHS) official COVID-19 contact-tracing app has been launched across England and Wales following months of delays. Available from today on the Apple App Store and ...