Astronaut Kayla Barron inspects cables inside the Materials Science Research Rack.
iss066e086417 (Dec. 4, 2021) — NASA astronaut and Expedition 66 Flight Engineer Kayla Barron inspects cables inside the Materials Science Research Rack. The space physics research device enables the observation of many material types, such as metals, alloys, polymers, semiconductors, ceramics, crystals, and glasses, to study and discover new applications for existing materials and new or improved materials.