John Greenewald, Jr.
John Greenwald
social4d ago𝕏
NASA-UAP-D028, Apollo 17 Crew Medical Debriefing, 1972 This file contains segment 1 of 2 of the Apollo 17 post-missio...
NASA-UAP-D028, Apollo 17 Crew Medical Debriefing, 1972 This file contains segment 1 of 2 of the Apollo 17 post-mission medical debriefing at the Manned Spacecraft Center (now Johnson Space Center), Houston, Texas. In the recording, crew members discuss the “light flash phenomena,” a then novel, now well-documented biological effect where high-energy cosmic rays pass through the eye and strike the retina, causing the perception of light streaks or flashes. Two of the three crew members reporte...
