Dr. David Loftus, NASA Ames Research Center medical officer and principal investigator of the Space Biosciences Research Branch, NASA Ames Research Center, Silicon Valley, Calif., addresses a host of David Grant USAF Medical Center Airmen Oct. 21, 2020, during a symposium at Travis Air Force Base, California. Loftus presented the first working prototype of the E-Nose Breathalyzer, a handheld device developed by NASA. Travis Airmen are hosting the NASA technology and collaborative research at the DGMC clinical investigation facility. (U.S. Air Force photo by Senior Airman Christian Conrad)
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