Consider all the child's symptoms, not just temperature. iStockphoto.com hide caption

itoggle caption iStockphoto.com

Michael Wand of the Cognitive Systems Laboratory at the Karlsruhe Institute of Technology in Germany demonstrates a technology that recognizes speech through muscle activity in the face rather than sound. Gretchen Cuda for NPR hide caption

itoggle caption Gretchen Cuda for NPR

An X-ray of Schneider's right femur (thighbone), which broke suddenly as she was standing on a New York subway train. Courtesy of Dr. Jennifer Schneider hide caption

itoggle caption Courtesy of Dr. Jennifer Schneider