Ebola’s end: History’s lessons
Past epidemics show the many ways that outbreaks end
As Ebola ravages West Africa, we seek answers in past epidemics. How did cholera, plague, smallpox end? Lacking drugs or a vaccine, how can deadly Ebola be controlled? More »
Bacteria rule: Life found deep beneath Antarctic ice!At a lake beneath Antarctic ice, microbes eat rock! More »
You don’t miss your water -- till it turns toxicGrowing toxic threat from blue-green algae in lakes, rivers More »
Flying south for the winter?Bird migration explained More »