The government's Emergency Alert System, which causes a 10-second siren to sound on UK mobile phones, will be tested in ...

The next emergency alert test will happen on September 7, the Government has confirmed - with a loud siren coming from phones ...

The emergency alert system will be tested at around 3pm on September 7, in its second ever nationwide drill. The first time ...

The alert will coincide with the 85th anniversary of the start of the Blitz, which began on Sept 7 1940. During the test, ...