Militias allied to the South Sudanese army have been allowed to rape women in lieu of wages while fighting rebels, a UN report says.

Presidential hopeful Marco Rubio has his last chance to make an impact in a Republican debate before Tuesday's do-or-die contest in Florida.

Consultants in England could be offered new NHS contracts within weeks, the BBC understands, after what ministers describe as "constructive" negotiations.

Some people with high levels of supposedly "good" cholesterol are at much greater risk of a heart disease, a study suggests.

Mikhail Lesin, a former aide to Russian President Vladimir Putin found dead in the US last year, died of blunt force trauma to the head, officials say.

The war of words between Apple and the US Department of Justice intensifies with accusations of "smear" tactics over China claim.

The Archbishop of Canterbury says it is not racist to be "anxious" about migration and calls for a "visionary debate" on the EU referendum.

Planting trees around rivers could reduce the height of flooding in towns by up to 20%, new research says.