Aug 22, 2014 — Even just the word Ebola is kind of terrifying. Why? Hollywood has a lot to do with it. But Ebola outbreaks also have all the ingredients for what one psychologist calls the "dread factor."
Aug 21, 2014 — By analyzing the DNA found in 1,000-year-old mummies, scientists found evidence that sea mammals were the first to bring tuberculosis to the Americas.
Aug 21, 2014 — The World Health Organization says the official number of Ebola cases and deaths may "vastly underestimate" the scale of the outbreak. So how bad is it really?
Aug 19, 2014 — The type of Ebola erupting in West Africa is closely related to one found 2,500 miles away — the distance between Boston and San Francisco. How did the virus spread so far without anyone noticing?
Aug 18, 2014 — Using a new technology, scientists have created a vaccine for an emerging mosquito-borne virus. The vaccine was safe and produced some degree of immunity in a preliminary study.
Aug 14, 2014 — Nearly 2,000 cases have been reported, but staff in West Africa say there are likely many more. The World Health Organization is also coordinating a "massive scaling up" of the international response.
Aug 14, 2014 — Engineers have come up with an experimental technology that could make HIV prevention as easy as using a tampon. It's based on an ultrafine fabric that's thinner than a human hair.
Aug 13, 2014 — The debate about whether it's OK to engineer and study microbes that could prompt a human pandemic has reignited. Each side now has a website and its own list of Nobelists and superstar supporters.
Aug 11, 2014 — Sierra Leone is at the epicenter of the Ebola outbreak. To help stop the virus, health workers are putting up Ebola awareness posters around the country. One doctor explains why they're so graphic.
Aug 11, 2014 — They've stopped shaking hands and hugging each other. They keep buckets of chlorinated water at the door. And they're praying to defeat "the evil one" — Ebola.