The north of Yemen's capital Sanaa is rocked by explosions and shelling, despite calls for a ceasefire by returning President Ali Abdullah Saleh.

The Middle East Quartet urges Israel and the Palestinians to resume peace talks within a month, after the Palestinians ask the UN to recognise their state.

Government troops in Yemen attack protesters' tent city in the capital Sanaa, killing at least one person, reports say.

Former News of the World editor Andy Coulson sues his ex-employer after it stopped paying his legal fees in relation to the phone-hacking scandal.

The legacy of British plant hunters collecting plants from Japan means that UK gardens have species threatened in their native habitats, a study reports.

A fin whale which was stranded on mud in the Humber Estuary dies despite rescue attempts.

Flat-owners' complaints about service charges have risen by 46% in two years to 7,600, figures obtained by the BBC show.

A London hospital's trial of a new cancer drug, which accurately targets tumours, has been so successful it has been stopped early.