Expedition 63 Flight Engineer Doug Hurley works on science hardware

iss063e033724 (June 28, 2020) --- NASA astronaut and Expedition 63 Flight Engineer Doug Hurley works on science hardware inside the International Space Station's U.S. Destiny laboratory. The Multi-use Variable-g Platform is a research facility that can produce up to 2 g of artificial gravity for biological studies of fruit flies, flatworms, plants, fish, cells, protein crystals and many others.