AIDS pill can slash HIV infection risk

AIDS drugs designed to treat HIV can also be used to reduce dramatically the risk of infection among heterosexual couples, two studies conducted in Africa showed for the first time on Wednesday.

China growth optimism lifts stocks, commodities

Asian equities, metals and commodity currencies rallied on Wednesday as investors piled into risky assets after China's economic growth data reassured markets that the world's second-largest economy was maintaining its growth momentum.

Brother of Afghan president killed

Ahmad Wali Karzai, a brother of Afghan President Hamid Karzai and one of the most powerful men in southern Afghanistan, was shot dead on Tuesday, apparently by one of his bodyguards, officials