Media tycoon Rupert Murdoch and his wife, Anna, have separated after 31 years of marriage, according to an announcement in one of Murdoch's newspapers.

An item in the New York Post's Liz Smith column on Monday said the separation was amicable and the couple was attempting to work out their differences. They have three children.It said Anna Murdoch would continue to remain on the board of her husband's News Corp Ltd.