NASA astronaut Steve Swanson, Expedition 40 commander, harvests a crop of red romaine lettuce plants that were grown from seed…
NASA Marshall's Roger Parisa and Miranda Holton get the thrust vector control actuator ready for vibration testing.
NASA astronaut Chris Cassidy performs an ultrasound on European Space Agency astronaut Luca Parmitano for the Spinal Ultrasound investigation.
European Space Agency astronaut Alexander Gerst, Expedition 40 flight engineer, works with experiment samples.
European Space Agency astronaut Samantha Cristoforetti took this photograph of the island of Hawaii and posted it to social media…
NASA astronaut Terry Virts simulates extravehicular activity in the Johnson Space Center's Neutral Buoyancy Laboratory.
Earth Science
Dr. Meghan Everett performs resistance exercise with an inflation cuff around the lower limb as Dr. Kyle Hackney examines how…
Biomechanical Engineer Renita Fincke monitors Biomechanical Engineer Erin Caldwell as she performs a squat exercise to generate a computational biomechanical…
A pretty prominence eruption was captured by NASA's SDO on March 2, 2015.
