Mosquito population densities in the tiny island nation of Singapore are a fraction of those in neighboring countries. That's no accident.
Hurricane Matthew devastated cacao trees at the heart of Haiti's burgeoning cocoa export business.
Over the next five years, the CDC is investing more than $2 billion to prepare itself, developing countries and state and local health departments to be able to respond to health emergencies.
As the World Health Organization's role in combating infectious diseases has diminished, the CDC has been filling the void.
These three graphics offer a glimpse at why researchers are so confounded by Zika’s uneven impact across the Americas.
She's sheltering hundreds of neighbors in her house, running a school and orphanage, and trying to get clean water to those in need.
What it means to be lucky in the aftermath of a brutal storm.
Haitians and other US-bound migrants are boarding boats from Colombia by the hundreds each day. Next stop: the Darien Gap, a jungle that's feared as much for the armed rebels and narcos as for the snakes and jaguars.
Israel has one of the lowest rates of organ donation in the developed world. But advocates hope that religious and political leaders like the late Shimon Peres can help persuade Israeli Jews to sign up.
“We’re not here to convert anyone,” says a woman from Texas whose school teaches Syrian refugee kids Arabic, English and lessons about Jesus and the Bible.