"More than a year after the Ebola epidemic in West Africa ended, researchers have identified 14 people who tested positive for the virus but had not been identified previously as having the infection. Twelve of them said they were asymptomatic; the other two recalled having a fever." Illustration by Terry Allen.
"A team of Stanford researchers has demonstrated that grafting sheets of genetically corrected skin improves wound healing for patients with one of the most painful of diseases, recessive dystrophic epidermolysis bullosa." Illustration by Terry Allen.
"When he and his colleagues look at search logs, they don’t see hypochondriacs. They see people who are individually investigating their symptoms, and collectively telegraphing their syndromes." Illustration by Paul Wearing