A clearer picture of what causes Alzheimer's disease is emerging after the largest ever analysis of patient's DNA.

It would be "very difficult" not to take action against newspapers that continue to publish "damaging" security leaks, David Cameron says.

Migrants 'should not be blamed' for coming to Britain to seek work, and tighter immigration controls alone will not create more job opportunities for UK workers, David Cameron says.

An MP who heads a parliamentary group set up to tackle the issue of unwanted phone calls has criticised BT for introducing a charge for its caller ID service.

A British man is accused of hacking into a series of high-profile US networks, including the US Army and Nasa, to steal personal information.

An air strike in southern Somalia kills two senior commanders of militant Islamist group, al-Shabab, residents tell the BBC.

Five people are charged with terrorism offences and conspiracy to murder following an operation led by Scottish police.

Apple profits decline for a third consecutive quarter to $7.5bn (£4.6bn), although iPhone sales were stronger than expected, rising by 26%.