Mexico City has launched a test-and-trace approach to containing the coronavirus, after a rise in hospitalisations that has raised fears of a new economic lockdown in one of the world’s largest urban ...

SEATTLE — Washington state launched Tuesday a new way to verify COVID-19 vaccination – QR codes. Using the online tool WA Verify, the state will generate a digital vaccination record card that ...

Chinese President Xi Jinping is pushing for a global Covid-19 tracking system using QR codes, to help fast-track international travel and business during the coronavirus pandemic. China mandated the ...