Twitter co-founder Jack Dorsey is to return full time to lead product development, three years after he was pushed out of the company as chief executive.

Tottenham defender William Gallas signs a new deal that will keep him at the club until 2013.

Barack Obama tells Americans the first war under his presidency is justified but US involvement in Libya will be limited.

Nominations are set to close for candidates wishing to stand in the Scottish Parliament elections.

England's children's commissioner says more schools should involve pupils in teacher recruitment, as a survey suggests many pupils would welcome it.

Internet advertising breaks through £4bn barrier and now accounts for one pound in every four spent.

Evidence is emerging that health managers in England are rebelling against attempts to create greater competition in the NHS.

Communities champion Baroness Newlove says residents should be able to set the speed limit on local roads as part of measures to tackle crime.