NASA astronaut Jessica Meir nourishes stem cell samples inside the Kibo laboratory module

iss074e0604163 (May 21, 2026) --- NASA astronaut and Expedition 74 flight engineer Jessica Meir nourishes stem cell samples inside the Kibo laboratory module’s Life Science Glovebox aboard the International Space Station. The stem cell samples were incubated to help researchers learn how to manufacture space‑designed therapies to treat cancer and blood disorders.