Two men who became free of HIV infection after bone marrow transplants have stopped taking AIDS drugs without any sign of the virus returning, according to scientists.
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Hugo Chávez's foreign allies have paid tribute to the Venezuelan president, who died on Tuesday after a long battle with cancer, praising him as a champion of liberation and promising that his influence would live on.
Islamist insurgents retreating from the ancient Saharan city of Timbuktu have set fire to a library containing thousands of priceless ancient manuscripts, some dating back to the 13th century, in what the town's mayor described as a "devastating blow" to world heritage.
Iran has suspended the enrichment of uranium stockpiles to the 20% purity needed to bring it a short step from building a nuclear device, news services in the region have reported.