A UN report has found that 25% of all land is highly degraded and warns the trend must be reversed if the world’s growing population is to be fed.

A chorus of Handel’s <i>Alleluia</i> rang out Saturday as Silvio Berlusconi resigned as Italian premier, ending a tumultuous 17-year political era.

The Vatican on Monday invited 150 bloggers from around the world to a first-ever blogging summit, increasingly aware of the importance of blogging.