NASA's Math and Science at Work

NASA Immunologist Brian Crucian discusses the findings of a collaborative investigation that determined spaceflight causes changes to the immune system.

HRP Space Immunology Study

Craig Kundrot, Ph.D. and deputy chief scientist of NASA's Human Research Program, explains the investigations chosen for the agency's study of twins Scott and Mark Kelly.

NASA HRP Twins Research Study with Craig Kundrot On March 7, NASA announced the selection of 10 investigations for the study of identical twin astronauts Scott and Mark Kelly and, in doing so, launched huma...