First Human Trials of Experimental Ebola Vaccine to Begin
The U.S. will begin human trials of an Ebola vaccine made by GlaxoSmithKline as the death toll from the disease rises in West Africa.
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Nelson Mandela: A revolutionary's life
View images of civil rights leader Nelson Mandela, who went from anti-apartheid activist to prisoner to South Africa's first black president.
One woman's story of surviving 20 years of conflict in Uganda
Despite losing her leg, her son and two husbands to violence, Filda Adoch cares for her larger extended family, meeting each day with a resilient outlook.
A diamond’s journey
From the mines in Africa, to polishers in India, to retailers in the West, follow a diamond's global path to market. (Enhanced with audio)
Famine strikes East Africa
Somali refugees are seeking shelter in Mogadishu and Kenya from extreme drought and hunger in what the UN's refugee agency is calling the worst humanitarian disaster in the world.
Zimbabwe, a nation in decline
Take a look at the country's tumultuous path since independence.