The president warned that the U.S. alone could not halt the epidemic and that without more help to stop the disease, hundreds of thousands of people could die.
A community of about 20,000 Liberians lives around Atlanta. "We all know family, friends, neighbors that are falling victim" to the epidemic back home, one man says. He's collecting supplies to help.
Big aid agencies are gearing up to help Ebola-ravaged countries. Small communities are also pitching in. The Y in Missoula, for example, is raising money to help the Y in Freetown.
Health Minister Aaron Motsolaedi faced an HIV/AIDS crisis when he took office in 2009. He's made great progress on that front. His new campaign: Convincing South Africans to live healthier lives.
Can you catch it from sweat on a cab seat? Will blood transfusions help? Who really wants to go to Africa and pitch in? Is it too late? A leading virologist answers burning questions about Ebola.
The World Health Organization warns of more than 20,000 cases by early November if help doesn't arrive quickly in West Africa. The CDC projects 1.4 million cases by late January.
Guinea, Liberia and Sierra Leone were just starting to see economic progress after years of conflict. The blow of Ebola, says the World Bank, could be "catastrophic."
Under the country's three-day experiment to control the deadly Ebola virus, people must stay home while health care teams go door-to-door to spread the word on prevention.
The city fathers didn't understand the plague they faced in the Middle Ages. Yet they improvised brilliantly. A new paper explains how their mindset is a model for how to face an unknown threat.