Circadian Rhythms: Today a 53S crewmember instrumented himself with Thermolab Double Sensors and mount the Thermolab Unit to their belt, and began 36 hours of monitoring for the Circadian Rhythm investigation. Circadian Rhythms investigates the role of synchronized circadian rhythms, or the “biological clock,” and how it changes during long-duration spaceflight. Researchers hypothesize that a … Continue reading “ISS Daily Summary Report – 1/3/2018”