We Could Have Eliminated Syphilis 20 Years Ago. Now It's on the Rise.
What can we learn from a failed attempt to eradicate "the Great Pox" in the U.S.?
Panamanian Frogs Evolve to Cope With a Lethal Skin-Eating Disease
A new study finds populations of several frog species in Panama appear to be gaining resistance to a deadly pathogen that can lead to extinction.