A scientist streaks microbial cultures.
Astronaut Steve Swanson, equipped with a bungee harness, exercises on the T2 treadmill.
This image was taken by NASA's Dawn spacecraft of dwarf planet Ceres on Feb. 19 from a distance of nearly…
NASA's Dawn spacecraft took these images of dwarf planet Ceres from about 25,000 miles (40,000 kilometers) away on Feb. 25,…
Food lab scientist packages food for spaceflight.
A super pressure balloon is being readied for launch.
NASA's Aqua satellite collected this natural-color image which detected dozens of fires burning in different areas of Indochina on March…
A medical technologist pipettes samples in the Microbiology Lab.
Human Factors Design Engineers inside the mockup of the Space Exploration Vehicle perform a window node visibility study.
Expedition 40 Commander (CDR) Steve Swanson performs Sound Level Meter (SLM) Operations to measure the acoustic environment
