Britain's COVID test and trace system is failing to meet its objectives, delivering results too slowly and finding too few contacts of those who tested positive, the government's spending watchdog ...

The World Health Organisation’s advice from the beginning on coronavirus couldn’t have been clearer – it was “test, test, test”. Countries around the world which took this at face value are now ...

Originally planned to roll out in May, the UK’s track and trace app has now been delayed until winter. Part of the government’s wider test, track and trace strategy, the app uses Bluetooth on ...

Dido Harding, the head of England's COVID-19 test and trace system, has been told to self-isolate by her own mobile phone app.